White trigger plant (Stylidium affine)
Description
Stylidium affine is a species in the genus Stylidium (family Stylidiaceae) that is endemic to Western Australia.Stylidium affine is a perennial plant that possesses long erect or recurved lanceolate leaves. Leaves are 12–30 cm (4.7–11.8 in) long, 2–4 mm wide, and arranged in groups of 2–4, emerging from a basal papery sheath, having the overall appearance of a tuft. Inflorescences are paniculate, 20–30 cm (7.9–11.8 in) long, and densely glandular. Peduncles have 1–3 flowers, which are rose pink to mauve coloured with vertically-paired corolla lobes (anterior and posterior lobes both 8–11 mm long). It has 4 throat appendages, the upper two of which are white, wing-like, and around 4 mm long. It has a diploid chromosome number of 2n=14. Stylidium affine flowers in October.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Magnoliopsida
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Order: Asterales
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Family: Stylidiaceae
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Genus: Stylidium
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