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THE TAXONOMY OF CHENOPODIUM HIANS, C. INCOGNITUM, AND TEN NEW TAXA WITHIN THE NARROW-LEAVED CHENOPODIUM GROUP IN WESTERN NORTH AMERICA, WITH SPECIAL ATTENTION TO CALIFORNIA
Vol 66, Iss 2, Page 56, Date 2019
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DISPERSAL OF SPICEBUSH (CALYCANTHUS OCCIDENTALIS, CALYCANTHACEAE) BY YELLOW JACKETS (GENUS VESPULA; HYMENOPTERA: VESPIDAE)
Vol 66, Iss 2, Page 41, Date 2019
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ECOLOGICAL CHARACTERISTICS AND DISTRIBUTION OF ARBUTUS XALAPENSIS (TEXAS MADRONE) POPULATIONS IN CENTRAL TEXAS
Vol 66, Iss 2, Page 47, Date 2019
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CLARIFICATION OF THE NAME CYLINDROPUNTIA WOLFII (CACTACEAE) AND AN ACCOUNT OF THE SPECIES
Vol 66, Iss 2, Page 76, Date 2019
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SONCHUS TENERRIMUS (ASTERACEAE) IN NORTH AMERICA NORTH OF MEXICO
Vol 66, Iss 2, Page 80, Date 2019
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NOTEWORTHY COLLECTIONS
Vol 66, Iss 2, Page 39, Date 2019