botryopterid
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English
[edit]Noun
[edit]botryopterid (plural botryopterids)
- (botany) Any extinct primitive fern of the genus Botryopteris.
- 1927, Frank Hall Knowlton, Plants of the Past: A Popular Account of Fossil Plants, page 75:
- The botryopterids (Botryopteriaceae) include three or four genera, all based on stem anatomy, with fruiting organs known also in one genus.
- 1980, Abstracts of Papers to be Presented..., Botanical Society of America, page 44:
- To date it has been assumed that most Middle and Upper Pennsylvanian botryopterids produced sporangial aggregations similar to B. globosa and that all botryopterid species of this age produced Punctatisporites-like spores.