Graffenrieda sessilifolia subsp. cardonae Wurdack
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Authority
Maguire, Bassett & Wurdack, John J. 1964. The botany of the Guayana Highland--Part V. Mem. New York Bot. Gard. 10: 1-278.
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Family
Melastomataceae
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Scientific Name
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Description
Latin Diagnosis - A subsp. sessilifolia differt foliis subtus persistenter granuloso-furfuraceis petalis roseis.
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Discussion
Type. ''Arbusto de 3 m, flor morada, en la planicie de la cumbre del Auyantepui," Edo, Bolivar, Venezuela, alt. 2100 m, Jan 1949, F. Cardona 2681 (holotype US 1997693; isotypes NY, VEN). Paratype. VENEZUELA, Edo. Bolivar. Auyan-tepui: alt. 2200 m, Tate 1166 (NY).
The differences in the three subspecies of G. sessilifolia were noted previously (Mem. N. Y. Bot. Gard. 10: 110. 1958). Also Gleason had commented (Brittonia 3: 176. 1939) on the persistent lower leaf surface pubescence of the Auyan-tepui population.