Alkali heath (syn. F. grandifolia Cham. & Schldl.)
Shrub, spreading from rhizomes to 3 dm., pink flowered.
Commonly found along ocean bluffs, salt marshes, and mesas of
the central and southern California coast and Channel Islands,
interior deserts to Nevada, Mexico and South America.
Fruit is a many (1 to 20) seeded linear capsule; free seeds are
the seed unit.
1 to 1.5 mm. with ellipsoid shape.
Linear embryo and endosperm.
Pure seed definition:
PSU#1 – Seed, with or without seed coat; broken seed larger
than one-half the original size.
Occasionally seeds must be removed from capsules prior to
planting in some samples.
seed units per gram:
5,500 seeds per gram (based on AOSA pure seed units only from 14
samples received for testing from 1996 to 2001).
percent pure seed:
1% to 12%
87% to 99%
Plant material, dead insects.
400 seeds, TB, 21 days @ 20°C; for fresh and dormant seed,
to main reference page)
Hickman, J.C., Ed. 1993. p. 664
Ransom Seed Laboratory