Herbs & Plants

Allium bisceptrum

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Botanical Name : Allium bisceptrum
Family: Amaryllidaceae
Genus: Allium
Species:A. bisceptrum
Kingdom: Plantae

*Allium bisceptrum var. palmeri (S. Watson) Cronquist
*Allium bisceptrum var. utahense M.E. Jones
*Allium palmeri S. Watson

Common Names: Twincrest onion,Aspen Onion

Habitat:Allium bisceptrum is native to Western N. America – Oregon to California (California, Arizona, New Mexico, Nevada, Oregon, Washington, Idaho, and Utah. ) It grows on the meadows and aspen groves, occasionally on open slopes.

Allium bisceptrum is twincrest onion which is a perennial herb at altitudes ranging from 2000 to 2900 meters.It is a is a bulb growing to 0.3 m (1ft). They grow up to anywhere between ten to forty cm high. The onion bulbs are round and egg-shaped. The bulbs have a light tint and when cut, has a powerful odor. Their flower heads are about 10–15 mm in length. The flowers are a lightly tinted purple. Each flower head contains usually six petals with pointed tips. Their flat leaves usually come in pairs of two or three and give off an odor when scratched.


It is in flower from Jul to August. The flowers are hermaphrodite (have both male and female organs) and are pollinated by Bees, insects.

Edible Uses:
Edible Parts: Flowers; Leaves; Root; Seed.
Bulb – raw or cooked. They were usually harvested in spring or early summer. The bulbs are 10 – 15mm wide. Leaves – raw or cooked. Used as a relish. Flowers – raw. Used as a garnish on salads. The seed heads can be placed in hot ashes for a few minutes, then the seeds extracted and eaten.

Medicinal Uses:
The plant juice has been used as an appetite restorer. Although no other specific mention of medicinal uses has been seen for this species, members of this genus are in general very healthy additions to the diet. They contain sulphur compounds (which give them their onion flavour) and when added to the diet on a regular basis they help reduce blood cholesterol levels, act as a tonic to the digestive system and also tonify the circulatory system.

Other Uses: The juice of the plant is used as a moth repellent. The whole plant is said to repel insects and moles. Wild animals in the area such as elk, black bears, white-tailed prairie dogs, and mantled ground squirrels eat the bulbs of the wild onions. Some cattle and sheep also graze these plants.

Known Hazards : Although no individual reports regarding this species have been seen, there have been cases of poisoning caused by the consumption, in large quantities and by some mammals, of certain members of this genus. Dogs seem to be particularly susceptible.

Disclaimer : The information presented herein is intended for educational purposes only. Individual results may vary, and before using any supplement, it is always advisable to consult with your own health care provider.