单词 | pollen-sporangium |
释义 | > as lemmaspollen-sporangium ΚΠ 1861 R. Bentley Man. Bot. i. v. 375 The antheridia or pollen-sporangia are somewhat reniform, two-valved cases..containing a large number of small spores (microspores), in which spermatozoids are ultimately produced. < as lemmas |
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