86 TEXAS RESEARCH FOUNDATION: CONTRIBUTIONS, VOLUME 5 
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Fig. 27. Parathesis guatemalensis Lundell. 1, Flowering branch; X 144. 2, Calyx, spread 
out; X 5. 3, Petal and stamen, with anther barbate at apex; X 5. 4, Pistil; x 5. Illustrated 
from type, H. von Tuerckheim II 1202 (F), by Vivien Frazier. 
