Annals of the Missouri Botanical Garden
(1914-2013)
Ann. Missouri Bot. Gard.
vol. 91
(2004)
p. 326 f. 1B
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Polygonum douglasii Greene
name cited:
Polygonum douglasii Greene
name recognized:
Polygonum douglasii Greene
drawing:
unsigned
family:
Polygonaceae
epithet:
douglasii
Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.
link to this page:
http://www.plantillustrations.org/illustration.php?id_illustration=361506
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homotypic synonyms:
Polygonum douglasii
subsp. austiniae (Greene) A.E.Murray;
Polygonum douglasii
subsp. austiniae (Greene) J.C. Hickman;
Polygonum douglasii
subsp. engelmannii (Greene) J.T.Kartesz & Gandhi;
Polygonum douglasii
var. austinae (Greene) M.E.Jones;