Kingdom Plantae Clade Monocots Family Amaryllidaceae Scientific name Allium constrictum | Clade Angiosperms Order Asparagales Subfamily Allioideae Rank Species | |
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Allium constrictum, the Grand Coulee Onion, is a plant species endemic to the US State of Washington. It is known from only three counties in the east-central part of the state: Douglas, Grant, and Lincoln. It grows on dry, sandy soils at elevations of 300-500 m.
Allium constrictum produces egg-shaped bulbs up to 8 mm long. Flowers are up to 10 mm across, pink to rose with green midrib; anthers and pollen blue to gray
References
Allium constrictum Wikipedia(Text) CC BY-SA