Rydberg, P.A., monograph of the North American Potentilleae (1898)
Monogr. N. Amer. Potent.
t.
83
name cited:
Horkelia pinetorum (Cov.) Rydb.
name cited (basionym):
-
name recognized:
Horkelia pinetorum (Cov.) Rydb. name recognized (basionym):
family: Rosaceae
subfamily: Rosoideae
tribe: Potentilleae
epithet cited:
pinetorus,-a,-um
epithet recognized:
purpurascens
Illustration contributed by:
New York Botanical Garden, U.S.A.
link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=211361
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synonyms:
-