Gnephosis tridens
From Wikipedia, the free encyclopedia
| Gnephosis tridens | |
|---|---|
 | |
| Near Meckering | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Gnephosis |
| Species: | G. tridens |
| Binomial name | |
| Gnephosis tridens | |
| Synonyms[1] | |
| |
Gnephosis tridens is a species of flowering plant in the family Asteraceae and is endemic to the south-west of Western Australia. It is a small, erect, annual herb with linear, elliptic, lance-shaped or egg-shaped leaves at the base of the plant, compound heads of 50 to 250 yellow flowers, and oval, purplish cypselas.
Gnephosis tridens is an annual herb with erect branches 3–6 cm (1.2–2.4 in) high, sometimes forming branches at the base but never from the upper nodes. Its leaves are linear, elliptic, lance-shaped or egg-shaped with the narrower end towards the base, 3–8 mm (0.12–0.31 in) long and 0.5–1 mm (0.020–0.039 in) wide and densely covered with scale-like glandular hairs. The pseudanthia are arranged in cylindrical to narrowly oblong compound heads of 50 to 250, 30–50 mm (1.2–2.0 in) long and 1.5–2 mm (0.059–0.079 in) wide with 2 bracts and one floret in each pseudanthium. The petals are yellow, forming a tapering tube and there are 3 or 4 stamens. The fruit is an oval, purplish cypsela, 0.44–0.55 mm (0.017–0.022 in) long, there is no pappus.[2]