(Spach) Harlan Lewis & M.
Habit: Annual, erect, to 1 m.; glabrous, glaucous; with lavender
Distribution: Found in openings in chaparral, woodland and coastal
and Peninsular Ranges of California.
Seed unit: Free seed.
Seed: Seed brown, .5 to 2 mm., angled, scarcely if at all crested. In
elongate, indehiscent capsule.
Embryo: Linear embryo with no 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.
ISTA: PSD #10 – Seed, with or without testa. Piece of seed
larger than one-half the original size, with or without testa.
Pale intact seeds, possibly devoid of embryo, considered pure.
Average pure seed units per gram:
4,990 seeds per gram (based on AOSA pure seed units only from 3
samples received for testing from 1996 to 2004).
Range of percent pure seed:
97 to 98%
Range of percent inert: 1 to 2%
Description of inert: Plant material, insects, dirt.
Planting instructions: 400 seeds, TB, 21 days @ 15°C; for fresh and
dormant seed, prechill with GA3 recommended.
to main reference page)
J.C., Ed. 1993. p. 789.
and D.D. Keck. 1968. p. 940.