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native plant database: Bransford, W.D. and Dolphia Aconitum
columbianum Nutt. USDA Symbol: acco4 USDA Native Status: Native
to U.S. A usually tall, leafy plant with bilaterally
symmetrical, hood-like, blue or blue-violet flowers in a showy
raceme. The stems of this tuberous perennial are usually erect,
stout and 2-6 ft. tall, but sometimes are weak and reclining.
The lower leaves are palmately lobed, becoming smaller upward.
Showy flowers in a lax spike are purplish-blue and hooded.
Flowering starts at the bottom of the spike and progresses
upward. A European species of Monkshood (A. napellus), is the
celebrated wolfbane of werewolf lore. Plant
CharacteristicsDuration: Perennial Habit: Herb Leaf: Fruit: Size
Class: Bloom InformationBloom Color: Blue , Purple Bloom Time:
Jul , Aug AZ , CA , CO , IA , ID , MT , NM , NV , OR , SD , U