Eremocarpus setigerus

Eremocarpus setigerus (Hook.) Benth.
Doveweed, Turkey-mullein (syn. Croton setiger)

Family:  Euphorbiaceae

Habit:  Low, broad, gray, heavy-scented annual with stellate pubescence and longer stinging hairs.  Monoecious.  Seeds often eaten by doves and quail.

Distribution:  Common in dry open places, coastal sage scrub, grassland, foothill and oak woodlands below 2500 feet; from California to Washington.

Seed unit:  Free seed or one-seeded capsule.

Seed:    3 to 4 mm., smooth or ridged, scar not appendaged, gray or mottled.

Embryo:  Linear embryo.

Purity instructions:   Pure seed definition: 
AOSA:  PSU #30 – Intact fruit segment, whether or not a seed is present.  Piece of broken fruit segment larger than one-half of the original size, unless no seed is present.  Seed, with or without seed coat.  Piece of broken seed, with or without seed coat, larger than one-half the original size.

Lab notes:  Samples of this species usually contain mostly free seeds.  However, some seeds may be tightly enclosed within one-seeded capsules, which are considered seed units. 

Average pure seed units per gram:  175 seeds per gram (based on AOSA pure seed units only from 33 samples received for testing from 1992 to 2004).

Range of percent pure seed:   93 to 99%

Range of percent inert:  1 to 5%

Description of inert:   Dirt, live insects, broken seed, plant material.

Planting instructions:  400 seeds, T, 21 days @ 20°C; for fresh and dormant seed, prechill recommended.

References:  (link to main reference page)
Hickman, J.C., Ed.  1993.  p. 573.
Munz, P.A. and D.D. Keck.  1968.  p. 162.
Ransom Seed Laboratory