Dactylis sp.
Orchard grass, Orchard Grass
(c) Matt Lavin, some rights reserved (CC BY-SA) · licence
Family: Poaceae · Type: Perennial · Not Native
Dactylis sp. (Orchard grass) is a non-native California perennial in the Poaceae family.
How to tell it apart
vs Phalaris: Dactylis has lumpy one-sided clusters; Phalaris has dense, cylindrical spike-like panicles with shiny spikelets.; vs Holcus: Dactylis has one-sided clusters with rough keels; Holcus has even panicles and soft, velvety pubescence throughout.; vs Bromus: Dactylis has one-sided lumpy clusters; Bromus has evenly distributed, hanging or nodding spikelets on branches.; vs Koeleria: Dactylis has dense one-sided clusters; Koeleria has narrow, spike-like panicles with evenly distributed small spikelets.; vs Leymus: Dactylis has branched panicles with one-sided clusters; Leymus has unbranched spikes with spikelets in two rows.
Frequently asked questions
Is Dactylis sp. native to California?
No. Dactylis sp. is not native to California (recorded as not native).
What plant family does Dactylis sp. belong to?
Dactylis sp. is in the Poaceae family, genus Dactylis.
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.