Bromus sitchensis var. carinatus
From Puget Prairie Plants
Seed
Abbreviation: BRCA
Seed sample from: 2008
Average measurement: 14.6 x 1.5 x 1.5
Measurement range: L: 13.5 – 16 W: 1.1 – 1.8 D: 1.2 - 2
Features
Shape: Inner seed is about ½ the size of its husk, and brown.
Color:Seed husk tan, tending to be whiter toward hilium, and browner towards awn.
Surface:Hilium is somewhat glossy, while rest of husk is very hairy. Awn is brown and straight. Surface of seed longitudinally striate and glossy.
Latitudinal cross section: elliptical 
Longitudinal cross section: elliptical 
