Spores and pollen, collectively known as sporomorphs, are the tiny reproductive structures of land plants, and have a highly resistant outer wall made of a biopolymer called sporopollenin.
Source: wiktionary
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Spores and pollen, collectively known as sporomorphs, are the tiny reproductive structures of land plants, and have a highly resistant outer wall made of a biopolymer called sporopollenin.
Source: wiktionary
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.