It is an erect annual plant that grows from 4 to 18 cm tall .
Stylidium rotundifolium is a dicotyledonous plant that belongs to the genus Stylidium ( family Stylidiaceae ) .
Stylidium rotundifolium is an erect annual plant that grows from 4 to 18 cm tall .
Stylidium rotundifolium is a dicotyledonous plant that belongs to the genus Stylidium ( family Stylidiaceae ) .