Flora of North America Glossary

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Term Synonyms Category Limitation Definition
gelatinous texture Jelly-like; soft, moist, continuously cohesive, texturally homogeneous, somewhat resilient, and easily cut.
geminate = conjugate, paired arrangement Inserted by pairs, the members of each fused or not.
geminicolpate architecture pollen grain Having four or more surficial grooves (colpi) disposed in pairs.
gemma pl. gemmae STRUCTURE A vegetative propagule by which a gametophyte reproduces asexually; produced by a process analogous to budding, from a more or less cupulate specialized area (gemmae cup) on the surface of the plant body (thallus); in Psilotophyta, Lycopodiophyta, Equisetophyta, Polypodiophyta.
geniculate = kneed solid shape Elongate, abruptly bent, somewhat thicker at the angle, and appearing as though articulate like a leg at the knee.
germination 1 CHARACTER The process wherein a dormant embryo resumes active metabolism and growth, the primary root and shoot emerging from the seed coat, the young sporophyte thereupon entering the seedling stage.
germination 2 CHARACTER The process wherein the contents of a spore begin active growth, exiting the confines of the spore wall via a pore or crack and giving rise to a gametophyte.
gibbous solid shape Bulging unilaterally near the base.
gigantic size plant Strongly enlarged; unusually or unexpectedly very large throughout.
glabrate = near-bald pubescence Nearly glabrous, with only a very sparse covering of trichomes.
glabrescent = balding pubescence Becoming glabrous (bald, psilate) with age.
glabrous = bald, psilate pubescence Lacking trichomes.
gland > nectary STRUCTURE An anatomically distinct multicellular structure that produces and exudes a particular substance, or resembles those that do.
glandless = eglandular architecture Lacking glands.
glandular 1 architecture Having one or more glands.
glandular 2 exudation Anatomically distinct and producing and exuding a particular substance.
glans pl. glandes = acorn nominative fruit A nut subtended by a persistent, hard, cap-like involucre of numerous, coherent, imbricate bracts; esp. in Fagaceae.
glaucescent < ceraceous, cereous, pruinose, waxen, waxy coating Becoming glaucous with age. See also caesious.
glaucous < ceraceous, cereous, pruinose, waxen, waxy coating Whitish pruinose; covered with a thin, opaque, whitish deposit (bloom) of macroscopically indistinguishable waxy particles that rubs off easily. See also caesious, glaucescent.
glittering = splendent reflectance Interruptedly glossy (laevigate, lustrous, polished, shining, shiny, and thus sparkling when viewed from changing angles.
globose = globular, orbicular, rotund, spheric(al), spheroid(al) solid shape Uniformly convex, circular in any median section and in outline when viewed from any angle; like a globe or sphere.
globular = globose, orbicular, rotund, spheric(al), spheroid(al) solid shape Uniformly convex, circular in any median section and in outline when viewed from any angle; like a globe or sphere.
glochid = glochidium; < bristle, capillus, hair, seta, trichome STRUCTURE A capillus (hair) or bristle (seta) that bears one or more barbs; esp. in Cactaceae.
glochidiate pubescence Bearing glochids (glochidia).
glochidium pl. glochidia = glochid; < bristle, capillus, hair, seta, trichome STRUCTURE A capillus (hair) or bristle (seta) that bears one or more barbs; esp. in Cactaceae.
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