Vascular Plants of the Gila Wilderness

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

Bothriochloa torreyana (Steudel) Scrivanti & Anton
(Silver Bluestem)


Family: Poaceae

Status: Native

Synonyms:
Bothriochloa laguroides(A.P. de Candolle) Herter subsp. torreyana (Steudel) Allred & Gould
Amphilophis saccharoides auctores non (Swartz) Nash
Andropogon saccharoides auctores non Swartz
Andropogon torreyanus Steudel

Bothriochloa 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 torreyana grows in the median in disturbed ground along roadways.
Please click on an image for a larger file.



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



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



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



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



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



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



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



Bothriochloa torreyana, sessile spikelet measured, photo Russ Kleinman & Bill Norris, Rte. 90 near Tyrone, June 5, 2009



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


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