Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Sporobolus contractus A.S. Hitchcock
(Spike Dropseed)
Family: Poaceae
Status: Native
Synonyms:
Sporobolus strictus Merrill
Sporobolus contractus is a perennial with a hairy ligule. The panicles are closed. The culms are
usually under a meter tall. Sporobolus giganteus is a similar species, but the stems are 1-2 meters tall.
Please click on an image for a larger file.
Sporobolus contractus, photo Russ Kleinman & Bill Norris, Rte.90 near WD Ranch Rd., Apr. 1, 2007
Sporobolus contractus, lemma with a single nerve, photo Russ Kleinman, WD Ranch Rd., Nov. 14, 2007
Sporobolus contractus, lateral pedicels <4mm, photo Russ Kleinman, WD Ranch Rd., Nov. 14, 2007
Sporobolus contractus, spikelet <3mm long, photo Russ Kleinman, WD Ranch Rd., Nov. 14, 2007
Sporobolus contractus, ligule a ring of hairs, photo Russ Kleinman, WD Ranch Rd., Nov. 14, 2007
Sporobolus contractus, photomicrograph of leaf cross section, photo Russ Kleinman, Pinos Altos Range, Pinos Altos, October 2, 2022
Back to the Index