• Biodiversity White Locoweed
  • White Locoweed

    Oxytropis sericea

    A Crazy Weed

    This small pea is known as White Loco, Rocky Mountain Loco, Silverleaf Loco, Silky Loco, Silky Crazyweed, and White Point Loco. It can be found in the Rocky Mountains, from the plains to the sub-alpine regions. It flowers from May to August.


    This small plant grows up to 16 inches high, can be found in large colonies, and has curved, silky, grayish stems.


    Flowers bloom in numerous, white, up to one inch long, dense clusters, with purple-tipped keels and silky sepals that have black tips.


    Leaves are innately compound, up to 12 inches long, with silky, silvery leaflets (up to 21). Seed pods are erect, plump, and up to one inch long.

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    Written by Rob Nelson

    Rob is an ecologist from the University of Hawaii. He is also an award-winning filmmaker. As principle director of Untamed Science productions his goal is to create videos and content that are both entertaining and educational. When he's not making science content, he races slalom kayaks and skydives.

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