Biology Reference
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Fig. 1.1 Goodyera pubescens . ( a ) Inflorescence, scale bar = 1 cm; ( b ) Flower, front view, scale
bar = 0.5 mm; ( c ) Pollinarium, scale bar = 0.02 mm; ( d ) Sagittal section of a flower showing early
(male) stage; ( e ) Sagittal section of older flower showing separation of lip and column, scale
bar = 1 mm. co column, li lip
Case 1987 ). The anther is bilocular, erect, dorsal, and positioned at the distal end of
the column. Each anther bears a pair of sometimes cleft, large, sectile pollinia com-
prise tetrads (e.g. Fig. 1.1c ) (Zee et al. 1987 ; Dressler 1993 ). The pollinia are
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