Rytidosperma sp.
(c) Harry Rose, some rights reserved (CC BY) · licence
Family: Poaceae · Type: Perennial · Not Native
Rytidosperma sp. is a non-native California perennial in the Poaceae family.
How to tell it apart
vs Melica: Rytidosperma has banded hairs in rows on seeds; Melica has a club-shaped cluster of sterile florets at spikelet tip.; vs Aira: Rytidosperma has large seeds with banded hairs; Aira is tiny with smooth or uniformly hairy seeds.; vs Vahlodea: Rytidosperma has hairs in distinct transverse rows; Vahlodea has scattered hairs without banded pattern.; vs Deschampsia: Rytidosperma has seeds with horizontal hair bands; Deschampsia has hairy spikelet axis extensions, not banded seed hairs.; vs Trisetum: Rytidosperma has banded seed hairs; Trisetum has uniformly hairy seeds and conspicuous bent awns.
Frequently asked questions
Is Rytidosperma sp. native to California?
No. Rytidosperma sp. is not native to California (recorded as not native).
What plant family does Rytidosperma sp. belong to?
Rytidosperma sp. is in the Poaceae family, genus Rytidosperma.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · CalPhotos
Last updated 2026-04-14
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.