Eriochloa Kunth. Common name: Cup Grass.
Contributed by Scott G. Ward and Alan S. Weakley
A genus of 320-30 species, of the tropical, subtropical, and warm temperate Old World and New World.
Subfamily: Panicoideae. Tribe: Paniceae. Subtribe: Melinidinae. supertribe: Panicodae. clade: "PACMAD".Key advice:Distinguishing species of Eriochloa sometimes requires discernment between root-bearing annuals and perennials with short rhizomes. Look closely at the below-ground structures as annuals lack the nodes, internodes and axillary buds present in rhizomes and stolons (Metcalfe and Nelson 1985). Annuals are also typically, but not always, removed from the soil compared to perennials.
References: Crins (1991); Shaw & Webster (1987); Shaw, Webster, & Bern (2003) In Flora of North America Editorial Committee (2003a). Show full citations.
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© Keith Bradley | Eriochloa acuminata var. acuminata | Original Image ⭷
© Keith Bradley | Eriochloa michauxii var. michauxii | Original Image ⭷
© Keith Bradley | Eriochloa polystachya | Original Image ⭷
© Scott Ward | Eriochloa contracta | Original Image ⭷