Psilostrophe

Psilostrophe

North American plant genus in the family Asteraceae; contains an unidentified toxin which causes incoordination, coughing, vomiting, emaciation and death. Includes P. gnapholodes, P. sparsiflora, P. tagetinae. Called also paper flowers.
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Especies de otros generos de asteraceas tambien han sido mencionadas por su toxicidad para el hombre y los animales; entre ellos destacan los siguientes: Ambrosia, Anthemis, Arnica, Artemisia, Aster, Baileya, Barkleyanthus, Bidens, Cirsium, Conyza, Chromolaena, Elephantopus, Geigeria, Gutierrezia, Haplopappus, Helenium, Iva, Lactuca, Leucanthemum, Ligularia, Lygodesmia, Mikania, Packera, Parthenium, Pittocaulon, Psacalium, Psilostrophe, Rudbeckia, Sigesbeckia, Solidago, Sommerfeltia, Sonchus, Tagetes, Tanacetum, Telanthophora, Tetradymia, Trixis, Vernonia, Zexmenia, etc.
Above the canyon where the entrance of the cave is located are gypsum outcrops that support a community composed of the native plants Opuntia (pricklypear), Heterotheca stenophylla (stiffleaf false golden aster), Psilostrophe tagetina var.
6 0 Porophyllum scoparium 0 0 -- -- -- -- Psilostrophe tagetina -- -- 0.