Trithuria austinensis
Species of aquatic plant
From Wikipedia, the free encyclopedia
Trithuria austinensis is a species of aquatic plant in the family Hydatellaceae endemic to Western Australia.[1]
| Trithuria austinensis | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Order: | Nymphaeales |
| Family: | Hydatellaceae |
| Genus: | Trithuria |
| Section: | Trithuria sect. Hydatella |
| Species: | T. austinensis |
| Binomial name | |
| Trithuria austinensis | |
| |
| Trithuria austinensis is endemic to Western Australia[1] | |
Description
Vegetative characteristics
Trithuria austinensis is an annual herb with green to red, 20–40 mm long, linear leaves.[2]
Generative characteristics
It is a dioecious species[3][2] and in large populations male and female plants occur at equal rates.[4] The peduncles of the reproductive units ("flowers") are 10–50 mm long. In male plants, the 2-8 reproductive units consist of 2-4 4.2–7.2 mm long, and 1.0–3.0 mm wide bracts, and 3-15 stamens. In female plants, the up to 30 reproductive units are composed of 3-4 bracts, and 17-22 carpels. The bracts of the female reproductive units exhibit two different shapes.[2]
Taxonomy
Trithuria austinensis D.D.Sokoloff, Remizowa, T.D.Macfarl. & Rudall was published by Dmitry Dmitrievich Sokoloff, Margarita Vasilyena Remizowa, Terry Desmond Macfarlane & Paula J. Rudall in 2008.[2][1] The type specimen was collected by N. Gibson and M. Lyons in Austin Bay Nature Reserve, Australia on the 16th of November 1995.[2][5]
Etymology
The specific epithet austinensis refers to the type locality.[2]
Ecology
Habitat
It has some tolerance towards salty water.[6]
