单词 | heterospory |
释义 | > as lemmasheteˈrospory heteˈrospory n. Brit. /ˌhɛtəˈrɒspəri/ , U.S. /ˌhɛdəˈrɑspəri/ , /ˈhɛdərəˌspɔri/ Botany the condition of being heterosporous.ΘΚΠ the world > plants > part of plant > reproductive part(s) > spore or sporule > cryptogam or plant having spores > [noun] > producing spores apospory1884 heterospory1898 1898 Nat. Sci. June 375 Its independent appearance in distinct groups may be compared with the appearance of heterospory. 1959 Chambers's Encycl. XI. 613/1 Heterospory..is well developed in the seed plants, where the microspores are the pollen grains. < as lemmas |
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