orthospermous
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English
[edit]Etymology
[edit]Adjective
[edit]orthospermous (not comparable)
- (botany) Having the seeds straight, as in the fruits of some umbelliferous plants.
- 1859 November 24, Charles Darwin, “Laws of Variation”, in On the Origin of Species by Means of Natural Selection, […], London: John Murray, […], →OCLC, page 146:
- But in regard to the differences both in the internal and external structure of the seeds, […] in the Umbelliferae these differences are of such apparent importance—the seeds being in some cases, according to Tausch, orthospermous in the exterior flowers and cœlospermous in the central flowers,—[…]