Helianthus giganteus L.

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The New York Botanical Garden	t
Plants of U.S.A.
Asteraceae Helianthus giganteus L.
Wisconsin, Richland Co., along Quarry Road at junction
with Hwy. 58, lA mile N of Loyd.
T 11 N; R 2 E; SE'A SWA Sect. 15.
43°25’37”N, 90°14’37”W. alt. 250 m.
Flat bottom of valley, unshaded roadside ditch with Daucus
carota, Polygonatum canaliculatum, Rhus typhina,
Silphium perfoliatum, Thalictrum dasycarpum, Helianthus
tuberosus, H. giganteus, surrounded by cornfields.
Colony; plants to 2 m. tall. Rays bright yellow, a slightly
lighter and purer lemon-yellow than no. 55950 Helianthus
tuberosus growing here; disc slightly darker yellow-orange.
Coll.: M. Nee 55951
27 Aug. 2008
02891495