Pollen allergenicity is low to insignificant.
This member of the rose family is a shrub-like or perennial herb with partially woody stems. The single-stem plants are 4 to 28 inches tall with evergreen leaves. Leaves are unequally pinnate (feather-like) with inconspicuous flowers arranged in spikes with no petals. The flowers produce a single seed. Biddy-Biddy grows on open grassy slopes along the Pacific coast in California and Hawaii.
The shaded areas on the map indicates where the genus has been observed in the United States.
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