Euphrasia collina
# Euphrasia collina

Euphrasia collina is a perennial herb or subshrub in the genus Euphrasia. Plants grow to between 5 and 60 cm high and have leaves with 1 to 6 teeth per side. The flowers may be white, blue, pink or purple, sometimes blotched with yellow on the lower petal.

It occurs in South Australia, Victoria, Tasmania and New South Wales in a wide variety of habitats including woodland, heath and grasslands, from coastal to alpine areas.

## Taxonomy

The species was first formerly described by botanist Robert Brown in Prodromus Florae Novae Hollandiae in 1810. There are a number of subspecies currently recognised:

* Euphrasia collina R.Br. subsp. collina
* Euphrasia collina subsp. diemenica (Spreng.) W.R.Barker
* Euphrasia collina subsp. diversicolor W.R.Barker
* Euphrasia collina subsp. glacialis (Wettst.) W.R.Barker
* Euphrasia collina subsp. gunnii (Du Rietz) W.R.Barker
* Euphrasia collina subsp. lapidosa W.R.Barker
* Euphrasia collina subsp. muelleri (Wettst.) W.R.Barker
* Euphrasia collina subsp. nandewarensis W.R.Barker
* Euphrasia collina subsp. osbornii W.R.Barker
* Euphrasia collina subsp. paludosa (R.Br.) W.R.Barker
* Euphrasia collina subsp. speciosa (R.Br.) W.R.Barker
* Euphrasia collina subsp. tetragona (R.Br.) W.R.Barker
* Euphrasia collina subsp. trichocalycina (Gand.) W.R.Barker
