Sisyrinchium bellum

Sisyrinchium bellum Wats.
Blue-eyed-grass 

Family:  Iridaceae

Habit:  Tufted perennial; stems from 1 to 6 dm. high, almost always with leaf-bearing nodes; leaves narrow and grass-like.   Flower 10.5 to 17 mm. with deep bluish purple to blue-violet color, rarely white.

Distribution:  Common in moist, open grassy areas and woodlands in California and Oregon.

Seed unit:  Free seed (fruit is a loculicidal capsule).

Seed:  1 to 1.5 mm. across, globular to rounded-angular; black, surface reticulated to nearly smooth.  The attachment zone is a puckered-up depression.  Endosperm hard and semi-transparent or whitish. 

Embryo:  Linear embryo.

Purity instructions:   Pure seed definition: 
AOSA:  PSU #1 – Seed, with or without seed coat; broken seed larger than one-half the original size.

Average pure seed units per gram:  804 seeds per gram (based on AOSA pure seed units only from 54 samples received for testing from 1992 to 2003).    

Range of percent pure seed:   95% to 99%

Range of percent inert:  Trace to 3%

Description of inert:   Dirt, plant material, stone.

Planting instructions:  400 seeds, TB, 21 days @ 15°C; for fresh and dormant seed, extend test for up to 3 months, or use TZ.  5°C prechill not recommended.

References:  (link to main reference page)
Hickman, J.C., Ed.  1993.  p. 1156.
Martin, A.C. and W.D. Barkley.  1961.  p. 142.
Munz, P.A. and D.D. Keck.  1968.  p. 1392.
Ransom Seed Laboratory

Eleocharis-mac-intact-fruit.jpg
Amorpha-cal-pure-seed.jpg