Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Bothriochloa laguroides (A.P. de Candolle) Herter subsp. torreyana (Steudel) Allred & Gould
(Silver Bluestem)

Family: Poaceae

Status: Native

Synonyms:
Amphilophis saccharoides auctores non (Swartz) Nash
Andropogon saccharoides auctores non Swartz
Andropogon torreyanus Steudel

Bothriochloa laguroides subsp. torreyana has poorly developed pedicellate spikelets that are shorter than the sessile spikelets. The sessile spikelets are less than 4.5mm long and the panicle is silvery. There are copious hairs tending to obscure the spikelets. Bothriochloa laguroides subsp. torreyana grows in the median in disturbed ground along roadways.
Please click on an image for a larger file.

Bothriochloa laguroides subsp. torreyana, photo Russ Kleinman & Bill Norris, Rte. 90 near Tyrone, June 5, 2009

Bothriochloa laguroides subsp. torreyana, closeup of panicle, photo Russ Kleinman & Bill Norris, Rte. 90 near Tyrone, June 5, 2009

Bothriochloa laguroides subsp. torreyana, 2x macro of spikelets, photo Russ Kleinman & Bill Norris, Rte. 90 near Tyrone, June 5, 2009

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