A grammar of botany : containing an explanation of the system of Linnaeus, and the terms of botany, with botanical exercises, for the use of schools and students : illustrated by forty-five engravings : multum in parvo / by Robert John Thornton, M.D.

  • Thornton, Robert John, 1768?-1837.
Date:
1818
Catalogue details

Licence: Public Domain Mark

Credit: A grammar of botany : containing an explanation of the system of Linnaeus, and the terms of botany, with botanical exercises, for the use of schools and students : illustrated by forty-five engravings : multum in parvo / by Robert John Thornton, M.D. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)

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    vered with scales, so as the stem does not appear. Ex. Sempervivum. 98. Winged, (alatus, ailee,) furnished longitu- dinally, with a membrane, which is commonly the prolongation of the base of the leaves. Ex. Carduus nutans. VII. Surface. 99. Polished, (lasvis, lisse,) the surface being every where equal and smooth. Ex. Phaseolus nanus. 100. Striated, (striatus, striee,) having small hollow longitudinal lines. Ex. Hieracium am- plexicaule. 101. Furrowed, (sulcatum, sillonnee,) these ex- cavations being deeper and somewhat wider than the last. Ex. Eryngium. 102. Channelled, (canaliculatus, canalicule'e,) the excavations being exceedingly wide. Ex. Be- ta vulgaris. Observation. Hollowed above, with a deep, longitudi- ual groove, convex underneath.—Martyn. 103. Smooth, (glaber, glabre,) devoid of hairs, glands, or any particular excrescences. Ex. Hy- pochaeris glabra. Observation. Having a surface void of roughness, op- posed to scabrous, not to pilosus, hairy.—Martyn. 104. Pubescent, (pubescens, pubescent,) the