The flowers have green sepals, lanceolate, 0.4-1.7 × 0.2-0.7 mm, more than 1.75 times as long as wide, margins entire, glabrous; petals yellow, oblong, 1.4-4.6 × 0.5-1.8 mm; stamens yellow, 2-6 mm; anthers 0.5-1.7 mm; gynophore (reflexed in fruit), 2-12 mm in fruit, usually shorter than pedicel. The leaves have a 0.2-3.1 cm petiole; leaflets 3, green, blade ovate or obovate, (0.4-)1-4.9 × 0.4-2 cm, 1.5-4(-5.5) times as long as wide, margins entire, apex acute to rounded. Racemes 1-1.5 cm (2-3 cm in fruit).

Santa Catalina Mountains.
Location: Sabino Canyon at side of main road 1/4 mile from Visitor Center
5/22/15

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