Onion smelling, ovid bulbs occur in
clusters and are covered with a white, papery membrane.
Stems 15-45cm high
Leaves:
Long, thin, tapering, shorter than flower-stalk,
Half round in cross section and hollow near the base.
Reproductive Parts:
Numerous flowers are compacted into a dense, nearly shperical umbel
Flowers with pink or rose-violet perianth-segments with darker viens
Seed:
Fruits small egg shaped, 3-lobed capsule containing seeds.
Seed black with honey combed surface, 1-2 per cavity.
Not to Be Confused With:
No close look-a-likes in the study area, with out flower could possibly be confused with
Death-Camas ( Zygadensis elegans) but can be distinguished by onion like smell
Biology
Physiology:
Sulfenic acid gives onions thier distinctive odour. Cut or bruising the cells of Alium sps. releases this volatile acid into the air, causing burning of the eyes