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Competition between Helianthus paradoxus (Asteraceae) and Distichlis spicata (Poaceae)
Vol 88, Iss 1, Page 17
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The genus Senegalia (Fabaceae: Mimosoideae) from the New World
Vol 88, Page 38
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A new species of Perityle (Asteraceae) from Sonora, Mexico
Vol 88, Page 94
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Loeflingia squarrosa (Caryophyllaceae): new to Louisiana
Vol 88, Page 97
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Two new species of Grosvenoria from Ecuador and Peru (Eupatorieae: Asteraceae)
Vol 88, Page 100
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Mikania urcuensis, a new species from Ecuador (Eupatorieae: Asteraceae)
Vol 88, Page 107
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A new combination in Bryum (Musci: Bryaceae)
Vol 88, Page 111
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Biogeographic observations on Louisiana and Texas rare and endemic plants
Vol 88, Page 114
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A new species of Verbesina (Asteraceae" Heliantheae) from Guerrero, Mexico
Vol 88, Page 121
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A new species of Tetrachyron (Asteraceae: Heliantheae) from Mexico
Vol 88, Page 123