Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Agrostis gigantea Roth
(Redtop)
Family: Poaceae
Status: Exotic
Synonyms:
Agrostis alba of numerous authors
Agrostis gigantea is an exotic (non-native) grass. Spikelets of the panicle
contain one floret. The glumes are longer than the floret. Agrostis gigantea is rhizomatous
and the panicle is broad and open. It likes moist areas such as drainages and culverts.
Please click on an image for a larger file.
Agrostis gigantea, photo Russ Kleinman, Pinos Altos Range, Pinos Altos, Sept. 12, 2007
Agrostis gigantea, palea about 3/4 length of lemma, photo Russ Kleinman, Pinos Altos Range, Pinos Altos
Agrostis gigantea, glumes exceed floret length, photo Russ Kleinman, Pinos Altos Range, Pinos Altos
Agrostis gigantea, inflorescence, photo Russ Kleinman & Scott Zager, Mogollon Mtns., Bursum Rd. at Redstone Trailhead, Nov. 12, 2008
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