Aspidistra umbrosa explained

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]

Description

This species is a perennial herb. Its rhizome is creeping, and measures 5mm in diameter. Its leaves are 1.5cmto2.5cmcm (00.6inchesto01inchescm) apart, its strong petiole measuring about 30cmto35cmcm (10inchesto14inchescm); the lamina is obovate and acuminate, measuring about 30cmby10cmcm (10inchesby00inchescm).

Its peduncle measures 0.2cmto0.5cmcm (00.1inchesto00.2inchescm) long; its perigone is campanulate and purple, measuring 15mm long and 7mm in diameter, possessing 6 lobes, each with 2 keels. It counts with 6 stamens, while its anthers are subsessile and linear, and measures 4.5mm1.5mm; the pistil is thin and 10mm long, while the ovar is inconspicuous. Its style distally widens towards the smooth stigma, which measures 3mm in diameter.

Further reading

• 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.

Notes and References

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