萌发孔;萌发口
Palea which is composed of quadrate cell is on the inside of Lemma. ( 3) The mature pollen of Dendrocalamus sinicus is nearly spherical with a single germinal aperture, which is globose under microscope.
内稃包在外稃内,由长方形细胞组成。(3)巨龙竹成熟花粉为呈近球形,具有单个萌发孔,在显微镜下萌发孔呈凸面镜形状。
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