Flora of North America species comparison

apparently do not fruit in California.

basal;

petiole 5–16 cm;

leaflets 3, green, sometimes with red splotches in irregular medial band adaxially, obtriangular to obcordate, (6–)14–34 mm, lobed 1/4–4/5 length, lobes apically convex to nearly truncate, surfaces glabrous, oxalate deposits absent.

umbelliform cymes, 3–10-flowered;

scapes (7–)11–23 cm, glabrous.

distylous or rarely homostylous;

sepal apices with 2(–6) orange, linear, thickened, apically confluent tubercles;

petals white to pale green proximally with green veins, pink to violet or purple-violet distally, (8–)15–23 mm.

cylindric, 4–12 mm, hairy.

hirta is recognized by its rhizomatous habit, sessile to subsessile leaves with unlobed leaflets, and large, solitary, axillary flowers.

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(1944) referred to O. hirta as a polymorphous group-species and recognized seven varieties in South Africa, primarily based on variation in habit and corolla color (white to pink, purplish, or yellowish) and shape (funnelform to cylindric).

= 14.