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Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Lathyrus polymorphus (Manystem pea)
Bransford, W.D. and Dolphia

Lathyrus polymorphus

Lathyrus polymorphus Nutt.

Manystem Pea, Hoary Vetchling

Fabaceae (Pea Family)


USDA Symbol: LAPO2

USDA Native Status: L48 (N)


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Vine
Root Type: Tap
Leaf Arrangement: Alternate
Leaf Complexity: Pinnate
Leaf Pubescence: Glabrous
Leaf Margin: Entire
Inflorescence: Axillary
Fruit Type: Legume
Size Notes: Up to about 15 inches tall.

Bloom Information

Bloom Color: Blue , Purple , Violet
Bloom Time: Jun , Jul
Bloom Notes: Petals blue or violet, with red, purple or yellow streaks or spots.


USA: CO , KS , NE , NM , OK , SD , TX , WY

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Seed Network - Corvallis, OR

Additional resources

USDA: Find Lathyrus polymorphus in USDA Plants
FNA: Find Lathyrus polymorphus in the Flora of North America (if available)
Google: Search Google for Lathyrus polymorphus


Record Modified: 2011-08-18
Research By: TWC Staff

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