''Hymenopappus biennis'', the biennial woollywhite, is a North American species of flowering plant in the
daisy family
The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...
. It has been found in
New Mexico and western
Texas.
''Hymenopappus biennis'' is a biennial herb up to tall. It produces 20-40 flower heads per stem, each head with 8 white ray flowers surrounding 32–50 yellow disc flowers.
Flora of North America, ''Hymenopappus biennis'' B. L. Turner, 1956.
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References
External links
Photo of herbarium specimen at Missouri Garden, collected in Guadalupe Mountains of Texas in 1931, isotype of ''Hymenopappus biennis''
biennis
Endemic flora of the United States
Flora of New Mexico
Flora of Texas
Guadalupe Mountains National Park
Plants described in 1956
Flora without expected TNC conservation status
{{Asteroideae-stub