| Morphological Studies on Anther and Pollen Grains and in vitro Pollen Germination of Litchi chinensis Sonn. |
Abstract
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| Pollen morphology |
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Sculpture
of exine straite, apocolpia parallel, mesocolpia reticulate.
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Circular
or semiangular 3-colporate, peroblate spheroidal to oblate, 13.9 to
21.8 x 17.8 to 29.7 um, P/E = 0.62 to 1.11; polar axis, equatorial axis,
and P/E varied 
among
pollen grains from different areas, varieties, and flower types. 'Yu
Her Pau' has larger pollen grains than 'Hak Ip'. Within varieties, Pollen
from hermaphrodite functioning as female flowers
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