Gymnospermous | definition of gymnospermous by Medical dictionary
gymnosperm (redirected from gymnospermous)
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gymnosperm any member of the class Gymnospermae - the CONIFERS and their allies. Gymnosperms derive their name from the fact that the ovules are borne without a covering on the surface of the megasporophylls, which usually take the form of cones.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive
They also performed a more restrictive analysis limiting the comparison to clades feeding on angiosperms versus those with other hosts (including gymnospermous
What looked like a palm to the untrained eye was actually a cycad, a gymnospermous
plant with large compound leaves.
cycads: Any of various palmlike gymnospermous
cone-bearing evergreen plants, native to warm regions and having large pinnately compound leaves.
Initially, he distinguished "scalariform tissues" interpreted as belonging to lycopsids from "discigenous wood-cells" interpreted as gymnospermous
(Dawson 1859, p.