Duration: Perennial. Nativity: Native. Lifeform: Vine. General: Herbaceous perennials, stems twinning and vining, plants often suffrutescent. Leaves: Alternate, pinnate, the leaflets commonly 5, to 30 mm long. Flowers: Corollas yellow, flowers papilionaceous with banner, wing, and keel petals, calyx tube glabrous, equalling or shorter than the subulate calyx teeth, flowers few, axillary, in short racemes or fascicles. Fruits: Loments, flat, few-jointed, sometimes reduced to a single segment, the terminal segment winged, samara-like, 1-2 seeded and scarcely restricted between the seeds, somewhat falcate, the terminal wing much longer than the body of the fruit. Ecology: Found from 2,500-4,000 ft (762-1219 m); flowering July-September. Distribution: Arizona; Mexico. Notes: Look for this species in the mountains of Pima county, Arizona. Etymology: The meaning of Nissolia is unknown, while schottii is named after Arthur Carl Victor Schott (1814-1875), one of the naturalists of the Mexican Boundary Survey.

Santa Catalina Mountains.
Sabino Canyon Recreation Area
Location: In sandy area east of restrooms at first bridge below dam.
8/28/19

Notes: Fruit on Bluff Trail in Sabino Canyon 1/25/17

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