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Dicentra chrysantha
(Hook.
& Arn.) Walp.
Golden Ear-drops
Family:
Fumariaceae [Papaveraceae]
Habit: Herbaceous perennial; glaucous, erect, with several stems from stout
roots, 5 to 15 dm. high. Flowers erect, yellow, 12 to 16 mm.
Distribution: Often found in burns or disturbed places on dry slopes,
in chaparral, yellow pine and oak woodland communities from
northwestern
California
and the Sierra Nevada to northern Baja California.
Seed unit: Disseminated from elongated, lance-ovoid, several-seeded
capsule (15 to 25 mm. long)
Seed: 1.5 to 2 mm. long, black, subreniform to almost round, densely
papillate.
Embryo: Rudimentary embryo in endosperm.
Purity instructions:
Pure seed
definition:
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:
1,110 seeds per gram (based on AOSA pure seed units only from 3
samples received for testing from 2001 to 2004).
Range of percent pure seed:
99%
Range of percent inert: 1%
Description of inert: Plant material.
Planting instructions: 400 seeds, TB, 21 days @ 15°C; for fresh and
dormant seed, 15°C and GA3 recommended.
References:
(link
to main reference page)
Hickman,
J.C., Ed. 1993. p. 812.
Munz, P.A. and D.D. Keck. 1968. p. 212.
Ransom Seed Laboratory |