Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Laennecia coulteri (A. Gray) Nesom
(Coulter Horseweed, Coulter's Woolwort)
Conyza coulteri A. Gray
Eschenbachia coulteri (Gray) Rydberg
Laennecia coulteri is a tall herb found in Pinyon & Juniper woodland. Ray flowers are completely absent (unlike Conyza canadensis, which it resembles) and the leaves are serrate. It is much branched in the
upper half of the plant but arises from a single stem.
Please click on an image for a larger file.
Laennecia coulteri, photo Russ Kleinman, Bill Norris, Karen Blisard & Denise Friedrick, Georgetown Rd., Oct. 9, 2007
Laennecia coulteri, closeup of flowering raceme, photo Russ Kleinman & Bill Norris, City of Rocks, July 26, 2009
Laennecia coulteri, 1x field macro of inflorescence, photo Russ Kleinman & Bill Norris, City of Rocks, July 26, 2009
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