Aspidistra umbrosa is a species of flowering plant. Given it was described from an unclassified Aspidistra specimen from another study, neither its distribution nor habitat are known.[1]

Aspidistra umbrosa
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Asparagaceae
Subfamily: Nolinoideae
Genus: Aspidistra
Species:
A. umbrosa
Binomial name
Aspidistra umbrosa
Tillich, Averyanov & Dzu, 2007

Description edit

This species is a perennial herb. Its rhizome is creeping, and measures 5 millimetres (0.20 in) in diameter. Its leaves are 1.5 to 2.5 centimetres (0.59 to 0.98 in) apart, its strong petiole measuring about 30 to 35 centimetres (12 to 14 in); the lamina is obovate and acuminate, measuring about 30 by 10 centimetres (11.8 by 3.9 in).[1]

Its peduncle measures 0.2 to 0.5 centimetres (0.079 to 0.197 in) long; its perigone is campanulate and purple, measuring 15 millimetres (0.59 in) long and 7 millimetres (0.28 in) in diameter, possessing 6 lobes, each with 2 keels. It counts with 6 stamens, while its anthers are subsessile and linear, and measures 4.5 by 1.5 millimetres (0.177 by 0.059 in); the pistil is thin and 10 millimetres (0.39 in) long, while the ovar is inconspicuous. Its style distally widens towards the smooth stigma, which measures 3 millimetres (0.12 in) in diameter.[1]

References edit

  1. ^ a b c Tillich, H.-J.; Averyanov, L.V.; Dzu, N.V. (2007). "Six new species of Aspidistra (Ruscaceae) from northern Vietnam". Blumea - Biodiversity, Evolution and Biogeography of Plants. 52 (2): 335–344. doi:10.3767/000651907X609070. ISSN 0006-5196.

Further reading edit

  • Tillich, H‐J. "An updated and improved determination key for Aspidistra Ker‐Gawl.(Ruscaceae, Monocotyledons)." Feddes Repertorium 119.5‐6 (2008): 449–462.
  • Tillich, Hans-Juergen. "The genus Aspidistra Ker-Gawl.(Asparagaceae) in Vietnam." Taiwania 59.1 (2014): 1–8.