Riccardia
# Riccardia

Riccardia est un du genre d’hépatiques, de la famille des Aneuraceae.

## Espèces

The plant List et Tropicos reconnaissent environ 200 espèces dans ce $genre^,.$

* Riccardia lasiorhinus
* Riccardia palmata

## Liste d'espèces

Selon Catalogue of Life (5 août 2018) :

* Riccardia aberrans (Steph.) Gradst.
* Riccardia aequicellularis (Steph.) Hewson
* Riccardia aequitexta (Steph.) E.A.Br.
* Riccardia aeruginosa Furuki
* Riccardia agumana Hewson
* Riccardia alba (Colenso) E.A.Br.
* Riccardia albomarginata (Steph.) Schiffn.
* Riccardia alcicornis (Hook.f. & Taylor) Trevis.
* Riccardia algoides (Taylor) Meenks
* Riccardia amazonica (Spruce) Schiffn. ex Gradst. & Hekking
* Riccardia amnicola Hässel
* Riccardia andina (Spruce) Herzog
* Riccardia angustata Horik.
* Riccardia angustealata (Steph.) Hewson
* Riccardia angustissima (Steph.) H.A.Mill.
* Riccardia arcuata Furuki
* Riccardia argentolimbata Hewson & Grolle
* Riccardia aspera (Steph.) Grolle
* Riccardia asperulata R.M.Schust.
* Riccardia attenuata (Steph.) H.A.Mill.
* Riccardia australis (Lehm.) Hewson
* Riccardia autoica (Steph.) A.Evans
* Riccardia baldwinii (Steph.) H.A.Mill.
* Riccardia barbiflora (Steph.) Piippo
* Riccardia baumannii Hürl.
* Riccardia bipinnatifida (Colenso) Hewson
* Riccardia bogotensis (Gottsche) Pagán
* Riccardia boliviensis (Steph.) Meenks
* Riccardia bongeriana Hewson
* Riccardia breviala E.A.Br.
* Riccardia breviramosa (Steph.) A.Evans
* Riccardia brunnea (Steph.) S.Hatt.
* Riccardia calcarea (Steph.) Meenks
* Riccardia calva (Schiffn.) A.Evans
* Riccardia canaliculata (Nees) Kuntze
* Riccardia capillacea (Steph.) Meenks & C.De Jong
* Riccardia cardotii (Steph.) Pandé & K.P.Srivast. ex S.C.Srivast. & Udar
* Riccardia cataractarum (Spruce) Schiffn.
* Riccardia cervicornis (Spruce) Herzog ex Gradst. & Hekking
* Riccardia chamedryfolia (With.) Grolle
* Riccardia changbaishanensis C.Gao
* Riccardia chinensis C.Gao
* Riccardia ciliolata (Spruce) Horik.
* Riccardia cochleata (Hook.f. & Taylor) Kuntze
* Riccardia colensoi (Steph.) W.Martin
* Riccardia columbica (Steph.) Hässel ex Gradst. & Hekking
* Riccardia comata (Steph.) H.A.Mill.
* Riccardia compacta (Steph.) S.W.Arnell
* Riccardia comptonii (Pearson) H.A.Mill.
* Riccardia conimitra (Steph.) A.Evans
* Riccardia corralensis (Steph.) A.Evans
* Riccardia costata (Steph.) Hürl.
* Riccardia crassa (Schwägr.) C.Massal.
* Riccardia crassicaulis (Steph.) Meenks & C.De Jong
* Riccardia crassicrispa (Steph.) A.Evans
* Riccardia crassiretis Schiffn.
* Riccardia crenulata Schiffn.
* Riccardia crenuliformis R.M.Schust.
* Riccardia decolyana Schiffn.
* Riccardia deguchii Furuki & K.T.Yong
* Riccardia densiramea (Steph.) S.Hatt.
* Riccardia devexa Schiffn.
* Riccardia diablotina (Spruce) Pagán
* Riccardia diderma Hässel
* Riccardia digitiloba (Spruce) Pagán
* Riccardia dilatata (Spruce) Schäf.-Verw. & Pócs
* Riccardia diminuta Schiffn.
* Riccardia distans (Spruce) Pagán
* Riccardia diversiflora A.Evans
* Riccardia duriuscula Hässel
* Riccardia elata (Steph.) Schiffn.
* Riccardia elegans (Steph.) Hürl.
* Riccardia elisabethae Thouvenot & Reeb
* Riccardia emarginata (Steph.) K.G.Hell
* Riccardia eriocaula (Hook.) C.Massal.
* Riccardia erosa (Steph.) E.W.Jones
* Riccardia falsifloribunda Hässel
* Riccardia fastigiata (Lehm.) Trevis.
* Riccardia fendleri (Steph.) Pagán
* Riccardia filicina (Colenso) E.A.Hodgs.
* Riccardia flaccida (Steph.) S.Hatt.
* Riccardia flaccidissima Schiffn.
* Riccardia flagellaris (A.Gepp) H.A.Mill.
* Riccardia flagellifrons C.Gao
* Riccardia flavovirens Furuki
* Riccardia fleischeri (Steph.) H.A.Mill.
* Riccardia floribunda (Steph.) A.Evans
* Riccardia fluvigena Hässel
* Riccardia foliacea Meenks & C.De Jong
* Riccardia formosensis (Steph.) Horik.
* Riccardia fruticosa (Steph.) Furuki
* Riccardia fucoidea (Sw.) C.Massal.
* Riccardia fuegiensis C.Massal.
* Riccardia furtiva E.A.Br. & Braggins
* Riccardia fuscobrunnea (Steph.) A.Evans
* Riccardia geniana Hewson
* Riccardia georgiensis (Steph.) Hässel
* Riccardia glauca Furuki
* Riccardia glaziovii (Spruce) Meenks
* Riccardia gogolensis (Steph.) Hewson
* Riccardia gracilis (Steph.) R.M.Schust.
* Riccardia graeffei (Steph.) Hewson
* Riccardia grandiflora (Steph.) H.A.Mill.
* Riccardia granulata (Steph.) A.Evans
* Riccardia grollei Furuki
* Riccardia grossidens (Steph.) Pagán
* Riccardia grossitexta (Steph.) Furuki
* Riccardia gunniana (Steph.) H.A.Mill.
* Riccardia hamatiflora (Steph.) H.A.Mill.
* Riccardia hans-meyeri (Steph.) Meenks & C.De Jong
* Riccardia hattorii Furuki
* Riccardia hawaica (Steph.) H.A.Mill.
* Riccardia hebridensis (Steph.) H.A.Mill.
* Riccardia herzogiana (Steph.) Meenks & C.De Jong
* Riccardia heteroclada Schiffn.
* Riccardia hirtiflora (Steph.) Schiffn.
* Riccardia humilis (Gottsche) O.Yano
* Riccardia hyalina (Steph.) H.A.Mill.
* Riccardia hyalitricha Hässel
* Riccardia hydra Hürl.
* Riccardia hymenophylloides Schiffn.
* Riccardia hymenophytoides (Spruce) Meenks
* Riccardia hypipamensis Hewson
* Riccardia ibana Hewson
* Riccardia inconspicua (Steph.) Reeb & Bardat
* Riccardia incurvata Lindb.
* Riccardia innovans (Steph.) Pagán
* Riccardia insularis Schiffn.
* Riccardia intercellula E.A.Br.
* Riccardia intricata (Steph.) H.A.Mill.
* Riccardia jackii Schiffn.
* Riccardia judithae Meenks & C.De Jong
* Riccardia jugata R.M.Schust.
* Riccardia karstenii (Steph.) Schiffn.
* Riccardia kodamae Mizut. & S.Hatt.
* Riccardia koonwarriensis Drinnan & T.C.Chambers †
* Riccardia lachungensis D.Singh & D.K.Singh
* Riccardia laticostata (Spruce) Schiffn.
* Riccardia latifrondoides Schiffn.
* Riccardia latifrons (Lindb.) Lindb.
* Riccardia lepidomitra (Spruce) Gradst.
* Riccardia leptophylla (Spruce) Herzog
* Riccardia leptostachya A.Evans
* Riccardia leptothallus R.M.Schust.
* Riccardia levieri Schiffn.
* Riccardia lichenoides (Steph.) H.A.Mill.
* Riccardia ligulata (Steph.) Pócs & Schäf.-Verw.
* Riccardia lilliena (Steph.) H.A.Mill.
* Riccardia limbata (Steph.) E.W.Jones
* Riccardia lobulata (Colenso) E.A.Hodgs.
* Riccardia loefgrenii Schiffn.
* Riccardia longiflora (Steph.) Hewson
* Riccardia longioleata Hässel
* Riccardia longispica (Steph.) Pearson
* Riccardia loriana (Steph.) H.A.Mill.
* Riccardia macdonaldiana Hewson
* Riccardia macrantha (Pearson) H.A.Mill.
* Riccardia magnicellularis Furuki
* Riccardia marginata (Colenso) Pearson
* Riccardia marionensis R.M.Schust.
* Riccardia mejlandii S.W.Arnell
* Riccardia metzgeriiformis (Steph.) R.M.Schust.
* Riccardia microscopica (Nees) Kuntze
* Riccardia minuta (Steph.) W.Martin
* Riccardia multicorpora E.A.Br.
* Riccardia multifida (L.) Gray
* Riccardia multifidoides Schiffn.
* Riccardia multioleata Hässel
* Riccardia multispica (Steph.) S.Hatt.
* Riccardia mycophora A.Evans
* Riccardia nadeaudii (Steph.) Hürl.
* Riccardia nagasakiensis (Steph.) S.Hatt.
* Riccardia nana (Hook.f. & Taylor) Trevis.
* Riccardia negeri (Steph.) A.Evans
* Riccardia newellana (Steph.) H.A.Mill.
* Riccardia nigra (Steph.) H.A.Mill.
* Riccardia nitida (Colenso) E.A.Hodgs.
* Riccardia nobilis (Steph.) Schiffn.
* Riccardia novo-amstelodamensis Schiffn.
* Riccardia nudiflora (Steph.) Grolle
* Riccardia obtusa S.W.Arnell
* Riccardia obtusifrons (Steph.) H.A.Mill.
* Riccardia omkaliensis Hewson
* Riccardia opuntiiformis S.W.Arnell
* Riccardia pallida (Spruce) Meenks & C.De Jong
* Riccardia pallidevirens (Steph.) A.Evans
* Riccardia palmata (Hedw.) Carruth.
* Riccardia palmatifida (Steph.) H.A.Mill.
* Riccardia palmatiformis Schiffn.
* Riccardia papillata (Gottsche) Hässel ex Gradst. & Hekking
* Riccardia papillosa (C.Massal. & Steph.) Hässel
* Riccardia papulosa (Steph.) E.A.Br.
* Riccardia paramorum Meenks
* Riccardia parasitans (Steph.) Meenks & C.De Jong
* Riccardia parvula Schiffn.
* Riccardia patens Hässel
* Riccardia pauciramea (Steph.) H.A.Mill.
* Riccardia paulensis Schiffn.
* Riccardia pectinata (Austin) H.A.Mill.
* Riccardia pellucida (Steph.) Piippo
* Riccardia pembaiensis (Steph.) Hürl.
* Riccardia pengagensis Hewson
* Riccardia pennata E.A.Br.
* Riccardia perspicua E.A.Br.
* Riccardia perssonii S.C.Srivast. & Udar
* Riccardia philippinensis Furuki
* Riccardia phleganiana Hewson
* Riccardia pindensis Hewson
* Riccardia plana (Steph.) Hürl.
* Riccardia planiflora (Steph.) S.Hatt.
* Riccardia planifrons (Spruce) Pagán
* Riccardia plumiformis (Spruce) Hässel ex Meenks
* Riccardia plumosa (Mitt.) E.O.Campb.
* Riccardia poeppigiana (Lehm. & Lindenb.) Hässel ex Meenks & C.De Jong
* Riccardia polyclada (Mitt.) Hässel
* Riccardia porcina (Hewson) L.Söderstr.
* Riccardia portoricensis (Steph.) Pagán
* Riccardia prehensilis (Hook.f. & Taylor) C.Massal.
* Riccardia pseudodendroceros R.M.Schust.
* Riccardia pumila Furuki
* Riccardia punahuina (Steph.) H.A.Mill.
* Riccardia pusilla (Mizut. & S.Hatt.) Grolle
* Riccardia ramosissima (Steph.) Grolle
* Riccardia regina Meenks & C.De Jong
* Riccardia regnellii (Ångstr.) K.G.Hell
* Riccardia regularis (Steph.) Kühnem.
* Riccardia reyesiana Meenks
* Riccardia riccioides Pearson
* Riccardia rigida Schiffn.
* Riccardia rivularis Hässel
* Riccardia robbinsii Hewson & Grolle
* Riccardia robusta (Steph.) H.A.Mill.
* Riccardia rockii (Steph.) H.A.Mill.
* Riccardia rupicola (Steph.) Hewson
* Riccardia russellii R.M.Schust.
* Riccardia saccatiflora (Steph.) S.W.Arnell
* Riccardia santapaui Udar & S.C.Srivast.
* Riccardia saxicola Hässel
* Riccardia schwaneckei (Steph.) Pagán
* Riccardia sikkimensis (Steph.) S.C.Srivast. & Udar
* Riccardia singapurensis Schiffn.
* Riccardia smaragdina Meenks & C.De Jong
* Riccardia spectabilis (Steph.) A.Evans
* Riccardia spegazziniana C.Massal.
* Riccardia spinulifera C.Massal.
* Riccardia spongiosa Furuki
* Riccardia sprucei (Steph.) Meenks & C.De Jong
* Riccardia squamifera Schiffn.
* Riccardia statensis Hässel
* Riccardia stipatiflora (Steph.) Pagán
* Riccardia stricta R.M.Schust.
* Riccardia subalpina Furuki
* Riccardia subantarctica (R.M.Schust.) Grolle & L.Söderstr.
* Riccardia subexalata Schiffn.
* Riccardia submersa (Hook.f. & Taylor) Trevis.
* Riccardia submultifida Horik.
* Riccardia subpalmata (Steph.) Hürl.
* Riccardia subsimplex (Steph.) Pagán
* Riccardia sumatrana Schiffn.
* Riccardia tahitensis (Steph.) Hürl.
* Riccardia tamariscina (Steph.) Schiffn.
* Riccardia tenax (Steph.) A.Evans
* Riccardia tenella Hewson
* Riccardia tenerrima (Steph.) A.Evans
* Riccardia tenuicula (Spruce) Meenks
* Riccardia tenuis (Steph.) Schiffn.
* Riccardia thaxteri A.Evans
* Riccardia theliophora Hässel
* Riccardia tjibodensis Schiffn.
* Riccardia trichomanoides (Spruce) Hässel ex Meenks
* Riccardia tristaniana S.W.Arnell
* Riccardia trukensis H.A.Mill. & Bonner
* Riccardia tumbareriensis Hewson
* Riccardia udarii D.Singh & D.K.Singh
* Riccardia umida E.A.Br.
* Riccardia upoluna (Steph.) Grolle
* Riccardia valida (Steph.) J.J.Engel
* Riccardia venosa (Steph.) Hürl.
* Riccardia villosa (Steph.) Pandé & K.P.Srivast. ex S.C.Srivast. & Udar
* Riccardia virens (Steph.) Hürl.
* Riccardia virgata (Gottsche) Pagán
* Riccardia vitrea Furuki
* Riccardia wallisii (Steph.) Gradst.
* Riccardia wettsteinii Schiffn.
* Riccardia womersleyana Hewson
* Riccardia xylophila Hässel

Selon The Plant List (5 août 2018) :

* Riccardia aberrans (Stephani) Gradst.
* Riccardia adglutinata A. Evans
* Riccardia aequicellularis (Stephani) Hewson
* Riccardia aequitexta (Stephani) E. A. Br.
* Riccardia aeruginosa Furuki
* Riccardia agumana Hewson
* Riccardia alba (Colenso) E. A. Br.
* Riccardia albomarginata (Stephani) Schiffner
* Riccardia alcicornis (Hook. f. & Taylor) Trevis.
* Riccardia algoides (Taylor) Meenks
* Riccardia amazonica (Spruce) Schiffner ex Gradst. & Hekking
* Riccardia andina (Spruce) Herzog
* Riccardia angustata Horik.
* Riccardia anguste-alata (Stephani) Hewson
* Riccardia angustissima (Stephani) H.A. Mill.
* Riccardia arcuata Furuki
* Riccardia aspera (Stephani) Grolle
* Riccardia australis (Lehm.) Hewson
* Riccardia autoica (Stephani) A. Evans
* Riccardia babindae Hewson
* Riccardia barbiflora (Stephani) Piippo
* Riccardia baumannii Hürl.
* Riccardia bipinnatifida (Colenso) Hewson
* Riccardia blasioides Horik.
* Riccardia bliklika Hewson
* Riccardia bogotensis (Gottsche) Pagan
* Riccardia boliviensis (Steph.) Meenks
* Riccardia bongeriana Hewson
* Riccardia breviala E. A. Br.
* Riccardia breviramosa (Stephani) A. Evans
* Riccardia brunnea (Stephani) S. Hatt.
* Riccardia calcarea (Stephani) Meenks
* Riccardia canaliculata (Nees) Schiffner
* Riccardia capillacea (Steph.) Meenks & C. De Jong
* Riccardia cardotii (Stephani) S.C. Srivast. & Udar
* Riccardia cataractarum (Spruce) Schiffner
* Riccardia cervicornis (Spruce) Herzog ex Gradst. & Hekking
* Riccardia chamedryfolia (With.) Grolle
* Riccardia changbaishanensis C. Gao
* Riccardia chinensis C. Gao
* Riccardia ciliolata (Spruce) Gradst.
* Riccardia colensoi (Stephani) W. Martin
* Riccardia columbica (Stephani) Hässel de Menéndez
* Riccardia comata (Stephani) H.A. Mill.
* Riccardia compacta (Stephani) S.W. Arnell
* Riccardia comptonii (Pearson) H.A. Mill.
* Riccardia costata (Stephani) Hürl.
* Riccardia crassa (Schwägr.) Carrington & Pearson
* Riccardia crassicaulis (Steph.) Meenks & C. De Jong
* Riccardia crassiretis Schiffner
* Riccardia crenulata Schiffner
* Riccardia crenuliformis R.M. Schust.
* Riccardia demkarmana Hewson
* Riccardia densiramea (Stephani) S. Hatt.
* Riccardia dilatata (Spruce) A. Schäfer-Verwimp & Pócs
* Riccardia diminuta Schiffner
* Riccardia diversiflora A. Evans
* Riccardia effusa (Stephani) E.A. Hodgs.
* Riccardia elata (Stephani) Schiffner
* Riccardia elegans (Stephani) Hürl.
* Riccardia fastigiata (Lehm.) Trevis.
* Riccardia filicina (Colenso) E.A. Hodgs.
* Riccardia flaccia (Stephani) S. Hatt.
* Riccardia flagellaris (A. Gepp) H.A. Mill.
* Riccardia flagellifrons C. Gao
* Riccardia flavovirens Furuki
* Riccardia floribunda (Stephani) A. Evans
* Riccardia foliacea Meenks & C. De Jong
* Riccardia formosensis (Stephani) Horik.
* Riccardia fruticosa (Stephani) Furuki
* Riccardia fucoides (Sw.) A. Massal.
* Riccardia fuegiensis C. Massal.
* Riccardia furtiva E. A. Br. & Braggins
* Riccardia fuscobrunnea (Stephani) A. Evans
* Riccardia geniana Hewson
* Riccardia georgiensis (Stephani) Hässel de Menéndez
* Riccardia glauca Furuki
* Riccardia glaziovii (Spruce) Meenks
* Riccardia gogolensis (Stephani) Hewson
* Riccardia graeffei (Stephani) Hewson
* Riccardia granulata (Stephani) A. Evans
* Riccardia grollei Furuki
* Riccardia gunniana (Stephani) H.A. Mill.
* Riccardia hans-meyeri (Stephani) Meenks & C. De Jong
* Riccardia hattorii Furuki
* Riccardia hebridensis (Stephani) H.A. Mill.
* Riccardia herzogiana (Steph.) Meenks & C. De Jong
* Riccardia humilis (Gottsche) O. Yano
* Riccardia hyalina (Stephani) H.A. Mill.
* Riccardia hydra Hürl.
* Riccardia hymenophytoides (Spruce) Meenks
* Riccardia hypipamensis Hewson
* Riccardia ibana Hewson
* Riccardia incurvata Lindb.
* Riccardia intercellula E. A. Br.
* Riccardia intricata (Stephani) H.A. Mill.
* Riccardia jackii Schiffner
* Riccardia judithae Meenks & C. De Jong
* Riccardia jugata R.M. Schust.
* Riccardia kodamae Mizut. & S. Hatt.
* Riccardia kowaldiana (Stephani) Hewson
* Riccardia koyensis (Stephani) S. Hatt.
* Riccardia latifrons (Lindb.) Lindb.
* Riccardia lepidomitra (Spruce) Gradst.
* Riccardia leptophylla (Spruce) Herzog
* Riccardia leptostachya A. Evans
* Riccardia leptothallus R.M. Schust.
* Riccardia leratii (Stephani) Hürl.
* Riccardia lichenoides (Stephani) H.A. Mill.
* Riccardia ligulata (Stephani) Pócs & A. Schäfer-Verwimp
* Riccardia limbata (Stephani) E.W. Jones
* Riccardia lobulata (Colenso) E.A. Hodgs.
* Riccardia longiflora (Stephani) Hewson
* Riccardia longispica (Stephani) Pearson
* Riccardia macdonaldiana Hewson
* Riccardia macrantha (Pearson) H.A. Mill.
* Riccardia magnicellularis Furuki
* Riccardia makinoana (Stephani) Yasuda
* Riccardia marginata (Colenso) Pearson
* Riccardia marionensis R.M. Schust.
* Riccardia metzgeriiformis (Stephani) Schiffner
* Riccardia micropinna (Stephani) H.A. Mill.
* Riccardia multicorpora E. A. Br.
* Riccardia multifida (L.) Gray
* Riccardia multispica (Stephani) S. Hatt.
* Riccardia muscoides (Colenso) E.A. Hodgs.
* Riccardia mycophora A. Evans
* Riccardia nadeaudiana (Stephani) Hürl.
* Riccardia nadeaudii (Stephani) Hürl.
* Riccardia nagasakiensis (Stephani) S. Hatt.
* Riccardia nana (Hook. f. & Taylor) Trevis.
* Riccardia nitida (Colenso) E.A. Hodgs.
* Riccardia nudiflora (Stephani) Grolle
* Riccardia nudimitra (Stephani) A. Evans
* Riccardia omkaliensis Hewson
* Riccardia onigajona (Stephani) S. Hatt.
* Riccardia opuntiiformis S.W. Arnell
* Riccardia pallida (Spruce) Meenks & C. De Jong
* Riccardia pallidevirens (Stephani) A. Evans
* Riccardia palmata (Hedw.) Carruth.
* Riccardia palmatifida (Stephani) H.A. Mill.
* Riccardia papillata (Gottsche) Hässel de Menéndez
* Riccardia papulosa (Stephani) E. A. Br.
* Riccardia paramorum Meenks
* Riccardia parasitans (Steph.) Meenks & C. De Jong
* Riccardia parvula Schiffner
* Riccardia patens Hässel de Menéndez
* Riccardia pauciramea R.M. Schust.
* Riccardia pectinata (Austin) H.A. Mill.
* Riccardia pellucida Piippo
* Riccardia pembaiensis (Stephani) Hürl.
* Riccardia pengagensis Hewson
* Riccardia pennata E. A. Br.
* Riccardia perspicua E. A. Br.
* Riccardia perssonii S.C. Srivast. & Udar
* Riccardia philippinensis Furuki
* Riccardia phleganiana Hewson
* Riccardia pindaundensis Hewson
* Riccardia pindensis Hewson
* Riccardia pinguis (L.) Gray
* Riccardia pinnatifida (F. Weber) Carruth.
* Riccardia plana (Stephani) Hürl.
* Riccardia planiflora (Stephani) S. Hatt.
* Riccardia platyclada Schiffner
* Riccardia plumiformis (Spruce) Hässel de Menéndez ex Meenks
* Riccardia plumosa (Mitt.) E.O. Campb.
* Riccardia poeppigiana (Lehm. & Lindenb.) Hässel de Menéndez
* Riccardia prehensilis (Hook. f. & Taylor) C. Massal.
* Riccardia pseudodendroceros R.M. Schust.
* Riccardia pumila Furuki
* Riccardia pusilla Grolle
* Riccardia ramosissima (Stephani) Grolle
* Riccardia regina Meenks & C. De Jong
* Riccardia reyesiana Meenks
* Riccardia rivularis Hässel de Menéndez
* Riccardia robusta (Stephani) H.A. Mill.
* Riccardia rupicola (Stephani) Hewson
* Riccardia russellii R.M. Schust.
* Riccardia saccatiflora (Stephani) S.W. Arnell
* Riccardia sinuata (Hook.) Trevis.
* Riccardia smaragdina Meenks & C. De Jong
* Riccardia spectabilis (Stephani) A. Evans
* Riccardia spegazziniana A. Massal.
* Riccardia spinulifera A. Massal.
* Riccardia spongiosa Furuki
* Riccardia sprucei (Stephani) Meenks & C. De Jong
* Riccardia squarrosa (Stephani) Gradst.
* Riccardia stipatiflora (Stephani) Pagan
* Riccardia stolonifera (Stephani) E.A. Hodgs.
* Riccardia stricta R.M. Schust.
* Riccardia subalpina Furuki
* Riccardia submersa Horik.
* Riccardia submultifida Horik.
* Riccardia subpalmata (Stephani) Hürl.
* Riccardia subsimplex (Stephani) R.M. Schust.
* Riccardia tahitensis (Stephani) Hürl.
* Riccardia tamariscina (Stephani) Schiffner
* Riccardia tenax (Stephani) A. Evans
* Riccardia tenella Hewson
* Riccardia tenuicula (Spruce) V.F. Schiffner ex Meenks
* Riccardia tosana (Stephani) S. Hatt.
* Riccardia trichomanoides (Spruce) Hässel de Menéndez ex Meenks
* Riccardia tumbareriensis Hewson
* Riccardia tutuilana (Pearson) H.A. Mill.
* Riccardia umbana Hewson
* Riccardia umbrosa (Stephani) Hässel de Menéndez
* Riccardia umida E. A. Br.
* Riccardia valida (Stephani) J.J. Engel
* Riccardia variabilis A. Evans
* Riccardia venosa (Stephani) Hürl.
* Riccardia villosa (Stephani) S.C. Srivast. & Udar
* Riccardia virens (Stephani) Hürl.
* Riccardia vitrea Furuki
* Riccardia wallisii (Stephani) Gradst.
* Riccardia wattsiana (Stephani) Hewson
* Riccardia womersleyana Hewson

Selon Tropicos (5 août 2018) (Attention liste brute contenant possiblement des synonymes) :

* Riccardia aberrans (Steph.) Gradst.
* Riccardia adglutinata A. Evans
* Riccardia aequicellularis (Steph.) Hewson
* Riccardia aequitexta (Steph.) E.A. Br.
* Riccardia aeruginosa Furuki
* Riccardia agumana Hewson
* Riccardia alata (Steph.) K.G. Hell
* Riccardia alba (Colenso) E.A. Br.
* Riccardia albomarginata (Steph.) Schiffn.
* Riccardia alcicornis (Hook. f. & Taylor) Trevis.
* Riccardia algoides (Taylor) Meenks
* Riccardia alterniloba (Hook. f. & Taylor) Trevis.
* Riccardia amazonica (Spruce) Schiffn. ex Gradst. & Hekking
* Riccardia amnicola Hässel
* Riccardia andina (Spruce) Herzog
* Riccardia androgyna Schiffn.
* Riccardia angustata Horik.
* Riccardia angustealata (Steph.) Hewson
* Riccardia angusticosta (Steph.) Grolle
* Riccardia angustissima (Steph.) H.A. Mill.
* Riccardia arcuata Furuki
* Riccardia argentolimbata Hewson & Grolle
* Riccardia aspera (Steph.) Grolle
* Riccardia asperulata R.M. Schust.
* Riccardia atollica H.A. Mill., H. Whittier & Bonner
* Riccardia attenuata H.A. Mill.
* Riccardia australis (Lehm.) Hewson
* Riccardia autoica (Steph.) A. Evans
* Riccardia babindae Hewson
* Riccardia baldwinii (Steph.) H.A. Mill.
* Riccardia barbiflora (Steph.) Piippo
* Riccardia baumannii Hürl.
* Riccardia bipinnata (Sw.) Trevir.
* Riccardia bipinnatifida (Colenso) Hewson
* Riccardia bistrata Pearson
* Riccardia blasioides Horik.
* Riccardia bliklika Hewson
* Riccardia bogotensis (Gottsche) Pagan
* Riccardia boliviensis (Steph.) Meenks
* Riccardia bongeriana Hewson
* Riccardia breviala E.A. Br.
* Riccardia breviramosa (Steph.) A. Evans
* Riccardia brunnea (Steph.) S. Hatt.
* Riccardia caespitans E.W. Jones
* Riccardia calcarea (Steph.) Meenks
* Riccardia calva (Schiffn.) A. Evans
* Riccardia campanuliflora S.W. Arnell
* Riccardia canaliculata (Nees) Schiffn.
* Riccardia capensis S.W. Arnell
* Riccardia capillacea (Steph.) Meenks & C. De Jong
* Riccardia cardotii (Steph.) S.C. Srivast. & Udar
* Riccardia cataractarum (Spruce) Schiffn.
* Riccardia cervicornis (Spruce) Herzog ex Gradst. & Hekking
* Riccardia chamedryfolia (With.) Grolle
* Riccardia changbaishanensis C. Gao
* Riccardia chilensis (Steph.) A. Evans
* Riccardia chinensis C. Gao
* Riccardia christophersenii S.W. Arnell
* Riccardia ciliolata (Spruce) Horik.
* Riccardia cochleata (Hook. f. & Taylor) Kuntze
* Riccardia colensoi (Steph.) W. Martin
* Riccardia columbica (Steph.) Hässel
* Riccardia comata (Steph.) H.A. Mill.
* Riccardia compacta (Steph.) S.W. Arnell
* Riccardia comptonii (Pearson) H.A. Mill.
* Riccardia congoana (Steph.) Demaret
* Riccardia conimitra (Steph.) A. Evans
* Riccardia coronopus (De Not. ex Steph.) Schiffn.
* Riccardia corralensis (Steph.) A. Evans
* Riccardia costata (Steph.) Hürl.
* Riccardia crassa (Schwägr.) C. Massal.
* Riccardia crassicaulis (Steph.) Meenks & C. De Jong
* Riccardia crassicrispa (Steph.) A. Evans
* Riccardia crassiretis Schiffn.
* Riccardia crenulata Schiffn.
* Riccardia crenuliformis R.M. Schust.
* Riccardia crispa (Schiffn.) A. Evans
* Riccardia decipiens Schiffn.
* Riccardia decrescens (Steph.) S. Hatt.
* Riccardia deguchii Furuki & K.T. Yong
* Riccardia demkarmana Hewson
* Riccardia densiramea (Steph.) S. Hatt.
* Riccardia devexa Schiffn.
* Riccardia diablotina (Spruce) Pagan
* Riccardia diderma Hässel
* Riccardia digitiloba (Spruce) Pagan
* Riccardia dilatata (Spruce) Schäf.-Verw. & Pócs
* Riccardia diminuta Schiffn.
* Riccardia distans (Spruce) Pagan
* Riccardia diversiflora A. Evans
* Riccardia duriuscula Hässel
* Riccardia effusa (Steph.) E.A. Hodgs.
* Riccardia elata (Steph.) Schiffn.
* Riccardia elegans (Steph.) Hürl.
* Riccardia elisabethae Thouvenot & Reeb
* Riccardia elongata Schiffn.
* Riccardia emarginata (Steph.) K.G. Hell
* Riccardia engelii Hässel
* Riccardia eriocaula (Hook.) Besch. & C. Massal.
* Riccardia erosa (Steph.) E.W. Jones
* Riccardia exigua S.W. Arnell
* Riccardia falsifloribunda Hässel
* Riccardia fastigiata (Lehm.) Trevis.
* Riccardia fendleri (Steph.) Pagan
* Riccardia filicina (Colenso) E.A. Hodgs.
* Riccardia flaccida (Steph.) S. Hatt.
* Riccardia flaccidissima Schiffn.
* Riccardia flagellaris (A. Gepp) H.A. Mill.
* Riccardia flagellifrons C. Gao
* Riccardia flavovirens Furuki
* Riccardia fleischeri (Steph.) H.A. Mill.
* Riccardia floribunda (Steph.) A. Evans
* Riccardia fluvigena Hässel
* Riccardia foliacea Meenks & C. De Jong
* Riccardia formosensis (Steph.) Horik.
* Riccardia fruticosa (Steph.) Furuki
* Riccardia fucoidea (Sw.) C. Massal.
* Riccardia fuegiensis C. Massal.
* Riccardia furtiva E.A. Br. & Braggins
* Riccardia fuscescens (Steph.) A.L. Andrews
* Riccardia fuscobrunnea (Steph.) A. Evans
* Riccardia fuscovirens Lindb.
* Riccardia gemmipara Schiffn.
* Riccardia geniana Hewson
* Riccardia georgiensis (Steph.) Hässel
* Riccardia glauca Furuki
* Riccardia goebelii (Schiffn.) Schiffn.
* Riccardia gogolensis (Steph.) Hewson
* Riccardia gracilis (Steph.) R.M. Schust.
* Riccardia graeffei (Steph.) Hewson
* Riccardia grandiflora (Steph.) H.A. Mill.
* Riccardia granulata (Steph.) A. Evans
* Riccardia grollei Furuki
* Riccardia grossidens (Steph.) Pagan
* Riccardia grossitexta (Steph.) Furuki
* Riccardia gunniana (Steph.) H.A. Mill.
* Riccardia hamatiflora (Steph.) H.A. Mill.
* Riccardia hans-meyeri (Steph.) Meenks & C. De Jong
* Riccardia hatcheri Hässel
* Riccardia hattorii Furuki
* Riccardia hawaica (Steph.) H.A. Mill.
* Riccardia hebridensis (Steph.) H.A. Mill.
* Riccardia herzogiana (Steph.) Meenks & C. De Jong
* Riccardia heteroclada Schiffn.
* Riccardia hirtiflora (Steph.) Schiffn.
* Riccardia holstii (Steph.) E.W. Jones
* Riccardia humilis (Gottsche) O. Yano
* Riccardia hyalina (Steph.) H.A. Mill.
* Riccardia hyalitricha Hässel
* Riccardia hydra Hürl.
* Riccardia hymenophylloides Schiffn.
* Riccardia hymenophytoides (Spruce) Meenks
* Riccardia hypipamensis Hewson
* Riccardia ibana Hewson
* Riccardia inconspicua (Steph.) Reeb & Bardat
* Riccardia incurvata Lindb.
* Riccardia innovans (Steph.) Pagan
* Riccardia innovata S.W. Arnell
* Riccardia insignis Schiffn.
* Riccardia insularis Schiffn.
* Riccardia intercellula E.A. Br.
* Riccardia intricata (Steph.) Grolle
* Riccardia jackii Schiffn.
* Riccardia japonica S. Hatt. ex Mizut. & S. Hatt.
* Riccardia judithae Meenks & C. De Jong
* Riccardia jugata R.M. Schust.
* Riccardia kanemarui S. Hatt.
* Riccardia karstenii (Steph.) Schiffn.
* Riccardia kilimandjarica S.W. Arnell
* Riccardia kodamae Mizut. & S. Hatt.
* Riccardia koonwarriensis Drinnan & T.C. Chambers
* Riccardia kowaldiana (Steph.) Hewson
* Riccardia koyaensis (Steph.) S. Hatt.
* Riccardia lachungensis D. Singh & D.K. Singh
* Riccardia laminaris Gola
* Riccardia laticostata (Spruce) Schiffn.
* Riccardia latifrondoides Schiffn.
* Riccardia latifrons (Lindb.) Lindb.
* Riccardia latissima (Spruce) Schiffn.
* Riccardia laurentiana (Steph.) Demaret
* Riccardia lepidomitra (Spruce) Gradst.
* Riccardia leptophylla (Spruce) Herzog
* Riccardia leptostachya A. Evans
* Riccardia leptothallus R.M. Schust.
* Riccardia leratii (Steph.) Hürl.
* Riccardia levieri Schiffn.
* Riccardia lichenoides (Steph.) H.A. Mill.
* Riccardia ligulata (Steph.) Pócs & Schäf.-Verw.
* Riccardia lilliena (Steph.) H.A. Mill.
* Riccardia limbata (Steph.) E.W. Jones
* Riccardia lobata Schiffn.
* Riccardia lobulata (Colenso) E.A. Hodgs.
* Riccardia loefgrenii Schiffn.
* Riccardia longiflora (Steph.) Hewson
* Riccardia longioleata Hässel
* Riccardia longispica (Steph.) Pearson
* Riccardia loriana (Steph.) H.A. Mill.
* Riccardia macdonaldiana Hewson
* Riccardia macrantha (Pearson) H.A. Mill.
* Riccardia magnicellularis Furuki
* Riccardia majlandii S.W. Arnell
* Riccardia major (Nees) Lindb.
* Riccardia makinoana (Steph.) Yasuda
* Riccardia marginata (Colenso) Pearson
* Riccardia marionensis R.M. Schust.
* Riccardia maxima Schiffn.
* Riccardia mejlandii S.W. Arnell
* Riccardia metzgeriiformis (Steph.) Schiffn.
* Riccardia micronesica H.A. Mill. & Bonner
* Riccardia micropinna (Steph.) H.A. Mill.
* Riccardia microscopica (Nees) Kuntze
* Riccardia minima Carrington & Pearson
* Riccardia minuta (Steph.) W. Martin
* Riccardia miyakeana Schiffn.
* Riccardia multicorpora E.A. Br.
* Riccardia multifida (L.) Gray
* Riccardia multifidoides Schiffn.
* Riccardia multioleata Hässel
* Riccardia multispica (Steph.) S. Hatt.
* Riccardia muscoides (Colenso) E.A. Hodgs.
* Riccardia mycophora A. Evans
* Riccardia nadeaudiana (Steph.) Hürl.
* Riccardia nadeaudii (Steph.) Hürl.
* Riccardia nagasakiensis (Steph.) S. Hatt.
* Riccardia nana (Hook. f. & Taylor) Trevis.
* Riccardia negeri (Steph.) A. Evans
* Riccardia newellana (Steph.) H.A. Mill.
* Riccardia nicronesica H.A. Mill. & Bonner
* Riccardia nigra (Steph.) H.A. Mill.
* Riccardia nitida (Colenso) E.A. Hodgs.
* Riccardia nobilis (Steph.) Schiffn.
* Riccardia novae-zelandiae Hamlin
* Riccardia novoamstelodamensis Schiffn.
* Riccardia nudiflora (Steph.) Grolle
* Riccardia nudimitra (Steph.) A. Evans
* Riccardia obtusa S.W. Arnell
* Riccardia obtusifrons (Steph.) H.A. Mill.
* Riccardia omkaliensis Hewson
* Riccardia onigajona (Steph.) S. Hatt.
* Riccardia opuntiiformis S.W. Arnell
* Riccardia pallida (Spruce) Meenks & C. De Jong
* Riccardia pallidevirens (Steph.) A. Evans
* Riccardia palmata (Hedw.) Carruth.
* Riccardia palmatifida (Steph.) H.A. Mill.
* Riccardia papillosa (C. Massal. & Steph.) Hässel
* Riccardia papulosa (Steph.) E.A. Br.
* Riccardia paramorum Meenks
* Riccardia parasitans (Steph.) Meenks & C. De Jong
* Riccardia parvula Schiffn.
* Riccardia patens Hässel
* Riccardia pauciramea (Steph.) H.A. Mill.
* Riccardia paulensis Schiffn.
* Riccardia pectinata (Austin) H.A. Mill.
* Riccardia pellioides Horik.
* Riccardia pellucida Piippo
* Riccardia pembaiensis (Steph.) Hürl.
* Riccardia pengagensis Hewson
* Riccardia pennata E.A. Br.
* Riccardia perpusilla (Colenso) E.A. Hodgs.
* Riccardia perspicua E.A. Br.
* Riccardia perssonii S.C. Srivast. & Udar
* Riccardia philippinensis Furuki
* Riccardia phleganiana Hewson
* Riccardia pindaundensis Hewson
* Riccardia pindensis Hewson
* Riccardia pinguis (L.) Gray
* Riccardia pinnatifida (F. Weber) Carruth.
* Riccardia plana (Steph.) Hürl.
* Riccardia planiflora (Steph.) S. Hatt.
* Riccardia planifrons (Spruce) Pagan
* Riccardia platyclada Schiffn.
* Riccardia plumiformis (Spruce) Hässel ex Meenks
* Riccardia plumosa (Mitt.) E.O. Campb.
* Riccardia polyclada (Mitt.) Hässel
* Riccardia porcina (Hewson) L. Söderstr.
* Riccardia portoricensis (Steph.) Pagan
* Riccardia prehensilis (Hook. f. & Taylor) C. Massal.
* Riccardia pseudodendroceros R.M. Schust.
* Riccardia pseudopinguis Herzog
* Riccardia pumila Furuki
* Riccardia punahuina (Steph.) H.A. Mill.
* Riccardia pusilla Grolle
* Riccardia ramosissima (Steph.) E.W. Jones
* Riccardia reducta R.M. Schust.
* Riccardia regina Meenks & C. De Jong
* Riccardia regnellii K.G. Hell
* Riccardia regularis (Steph.) Kuhnem.
* Riccardia reineckeana (Steph.) Grolle
* Riccardia reticulata S.W. Arnell
* Riccardia reyesiana Meenks
* Riccardia rhodesiae S.W. Arnell
* Riccardia riccioides Pearson
* Riccardia ridleyi Schiffn.
* Riccardia rigida Schiffn.
* Riccardia rivularis Hässel
* Riccardia robbinsii Hewson & Grolle
* Riccardia robusta (Steph.) H.A. Mill.
* Riccardia rockii (Steph.) H.A. Mill.
* Riccardia roivainenii S.W. Arnell
* Riccardia rupicola (Steph.) Hewson
* Riccardia russellii R.M. Schust.
* Riccardia saccatiflora (Steph.) S.W. Arnell
* Riccardia samoana (Steph.) H.A. Mill.
* Riccardia santapaui Udar & K.P. Srivast.
* Riccardia savatieri (Steph.) A. Evans
* Riccardia saxicola Hässel
* Riccardia scabra Schiffn.
* Riccardia schwaneckei (Steph.) Pagan
* Riccardia serrulata Schiffn.
* Riccardia sessilis (Spreng.) Trevis.
* Riccardia singalangana Schiffn.
* Riccardia singapurensis Schiffn.
* Riccardia sinuata (Hook.) Trevis.
* Riccardia smaragdina Meenks & C. De Jong
* Riccardia sorolensis H.A. Mill. & Bonner
* Riccardia spectabilis (Steph.) A. Evans
* Riccardia spegazziniana C. Massal.
* Riccardia spinulifera C. Massal.
* Riccardia spongiosa Furuki
* Riccardia sprucei (Steph.) Meenks & C. De Jong
* Riccardia squamifera Schiffn.
* Riccardia squarrosa (Steph.) Gradst.
* Riccardia statensis Hässel
* Riccardia stephanii S. Hatt.
* Riccardia stipatiflora (Steph.) Pagan
* Riccardia stolonifera (Steph.) E.A. Hodgs.
* Riccardia stricta R.M. Schust.
* Riccardia subalpina Furuki
* Riccardia subantarctica R.M. Schust. ex Grolle & L. Söderstr.
* Riccardia subexalata Schiffn.
* Riccardia submarginata S.W. Arnell
* Riccardia submersa (Hook. f. & Taylor) Trevis.
* Riccardia submultifida Horik.
* Riccardia subpalmata (Steph.) Hürl.
* Riccardia subsimplex (Steph.) Pagan
* Riccardia sumatrana Schiffn.
* Riccardia tahitensis (Steph.) Hürl.
* Riccardia tamariscina (Steph.) Schiffn.
* Riccardia tenax (Steph.) A. Evans
* Riccardia tenella Hewson
* Riccardia tenerrima (Steph.) A. Evans
* Riccardia tenuicostata Schiffn.
* Riccardia tenuicula (Spruce) Schiffn. ex Meenks
* Riccardia tenuis (Steph.) Schiffn.
* Riccardia thaxteri A. Evans
* Riccardia theliophora Hässel
* Riccardia tjibodensis Schiffn.
* Riccardia tosana (Steph.) S. Hatt.
* Riccardia trichomanoides (Spruce) Hässel ex Meenks
* Riccardia trichomatosa S.W. Arnell
* Riccardia tristaniana S.W. Arnell
* Riccardia trukensis H.A. Mill. & Bonner
* Riccardia tumbareriensis Hewson
* Riccardia tutuilana (Pearson) H.A. Mill.
* Riccardia udarii D. Singh & D.K. Singh
* Riccardia uematsuana S. Hatt.
* Riccardia umbana Hewson
* Riccardia umbrosa (Steph.) Hässel
* Riccardia umida E.A. Br.
* Riccardia upoluna (Steph.) Grolle
* Riccardia valida (Steph.) J.J. Engel
* Riccardia variabilis A. Evans
* Riccardia venosa (Steph.) Hürl.
* Riccardia villosa (Steph.) S.C. Srivast. & Udar
* Riccardia virens (Steph.) Hürl.
* Riccardia virgata (Gottsche) Pagan
* Riccardia viridissima Schiffn.
* Riccardia vitiensis (Steph.) E.O. Campb.
* Riccardia vitrea Furuki
* Riccardia wallisii (Steph.) Gradst.
* Riccardia wattsiana (Steph.) Hewson
* Riccardia wettsteinii Schiffn.
* Riccardia womersleyana Hewson
* Riccardia xylophila Hässel
* Riccardia zollingeri (Steph.) Schiffn.
