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September 19, 2014
 
 
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Wilfrid Laurier Herbarium (Biology)

Cuscuta gronovii var. latiflora Engelm., Trans. Acad. Sci. St. Louis 1:508. 1859.

Nov 2/07

From Lectotype at MO: U.S.A. Missouri. Margin of lakes and swamps, in the "American Bottom" opposite Saint Louis, on Saururus, Sep 1841, Geyer s.n. 

= Cuscuta saururi Engelm., Amer. J. Sci. Arts 43:339. 1842.  Cuscuta gronovii Willd. ex Roem. & Schult. var. saururi (Engelm.) MacMill., Metasp. Minnesota Valley 430. 1892.  Lectotype (Yuncker 1932): U.S.A. Missouri. Margin of lakes and swamps, in the "American Bottom" opposite Saint Louis, on Saururus, Sep 1841, Geyer s.n. (MO).  Engelmann also cited "Alabama, Dr. A. Prout; Texas, on Boehmeria, Polygonum, &c., F. Lindheimer. 

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