binervate
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English
Etymology
From bi- + nerve (“a leaf vein”) + -ate (adjective-forming suffix).
Adjective
binervate (not comparable)
- (zoology, botany) Of leaves, wings, etc. having only two nerves or ribs.
- The binervate wings of this species are elongated and nearly transparent.
- 1863, Miles Joseph Berkeley, Handbook of British Mosses, London: Lovell Reeve & Co., page 68:
- (Hookeria laete-virens): stem procumbent, subpinnate; leaves suddenly acuminate, ovate, or ovate-oblong, with a thickened margin, sharply toothed, binervate.
- 1901, Antony Gepp, “Mosses”, in Catalogue of the African Plants Collected by Dr. Friedrich Welwitsch in 1853–61, volume II, Part II: Cryptogamia, London: British Museum (Natural History), Department of Botany, pages 292, 298:
- (Pilotrichella welwitschii): ...the ramuline leaves are spathulate from a contracted base, obsoletely binervate, more longly acuminate, with upper margins involute and serrulate.
(Erythrodontium bicolor): Ramuline leaves, appressed when dry, erecto-patent when wet, 0.85 mm. long by 0.375 mm. wide, from a broad cordate base elliptic-ovate acuminate, slightly hollowed, shortly binervate, with margins erect or slightly recurved, minutely serrulate above middle...
- 1987, Excerpta botanica, Sectio A: Taxonomica et chorologica, volume 48, number 7, Stuttgart, New York: Gustav Fischer Verlag, page 124:
- ...seedlings with two binervate cotyledons.
References
- “binervate”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.