Habit: Perennial from corm with generally one basal leaf 1.6 to 6 dm. high.,
with orange-yellow flowers.
Distribution: Grassland, open woodlands, and chaparral edges, often in
heavy soils, up to 5,000 ft. South Coast, Transverse, and
from Santa Barbara to Baja California.
Seed unit: Free seed.
Seed: 2 mm. long, black, sub-ovoid, angular, coat wrinkled. Seeds found in
3-angled loculicidal capsule,
5 to 6 mm.
Embryo: Central axile, linear embryo in hard endosperm.
AOSA: PSU #1
– Seed, with or without seed coat. Piece of broken seed, with
or without seed coat, larger than one-half the original size.
Average pure seed units per gram:
614 seeds per gram (based on AOSA pure seed units only from 21
samples received for testing from 1994 to
Range of percent pure seed:
68 to 99%
Range of percent inert: 1 to 30%
Description of inert: Plant material, dirt, dead insects.
Planting instructions: 400 seeds, T, 28 days @ 15°; for fresh and dormant
seed, prechill recommended.
to main reference page)
J.C., Ed. 1993. p. 1180.
and D.D. Keck. 1968. p. 1379.