heterospory

heterospory

[het-uh-ros-puh-ree]
noun Botany.
the production of both microspores and megaspores.

Origin:
1895–1900; hetero- + -spore + -y3

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World English Dictionary
heterosporous (ˌhɛtəˈrɒspərəs)
 
adj
Compare homosporous (of seed plants and some ferns and club mosses) producing megaspores and microspores
 
heter'ospory
 
n

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