Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Mimosa quadrivalvis Linnaeus var. occidentalis (Wooton & Standley) Barneby
(Western Sensitive Briar)
Family: Fabaceae
Status: Native
Synonyms:
Leptoglottis occidentalis (Wooton & Standley) Britton & Rose
Mimosa rupertiana B.L. Turner
Morongia occidentalis Wooton & Standley
Schrankia occidentalis (Wooton & Standley) Standley
Mimosa quadrivalvis var. occidentalis is a roadside prostrate herb with stems and fruits armed with slightly curved prickles. The flowers are bright pinkish purple. The long and narrow fruits are distinctively not only armed but also four angled. Mimosa quadrivalvis var. occidentalis is armed with prickles while Desmanthus cooleyi and Calliandra humilis are not.
Please click on an image for a larger file.
Mimosa quadrivalvis var. occidentalis, photo Russ Kleinman & Karen Blisard, Burro Mtns., Rte. 90 between Silver City & Tyrone, June 13, 2007
Mimosa quadrivalvis var. occidentalis, closeup of flower, photo Russ Kleinman, Burro Mtns., Rte. 90 between Silver City & Tyrone, May 22, 2009
Mimosa quadrivalvis var. occidentalis, closeup of prickles and leaves, photo Russ Kleinman, Burro Mtns., Rte. 90 between Silver City & Tyrone, May 22, 2009
Mimosa quadrivalvis var. occidentalis, closeup of fruit, photo Russ Kleinman, Burro Mtns., Rte. 90 between Silver City & Tyrone, May 22, 2009
Mimosa quadrivalvis var. occidentalis, closeup of fruit, photo Russ Kleinman & Bill Norris, Burro Mtns., Rte. 90 between Silver City & Tyrone, June 5, 2009
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