Category: H
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Haploid
With one set of chromosomes. An organism with one basic chromosome set, symbolized by n; the normal condition of gametes in diploids. A cell with one set of chromosomes; half as many chromosomes as the normal somatic body cells contain. A characteristic of sex cells. The reduced, or n, chromosome number, characteristic of the gametophyte…
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Haplochlamydeous
With the perianth in a single whorl or spiral [obscure term].
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Hapaxanthic
With a single flowering period, dying after flowering and possibly fruiting.
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Hamulate
With small hooks.
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Hamate
Hooked at apex. With a hook at the tip (often referring to a hair). One of the eight small carpal bones in the wrist, shaped like a hook. One of eight carpal bones located on the distal portion of the wrist. One of the carpal bones of the hand that articulate between the metacarpal bones…
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Halophyte, halophytic
Plant adapted to living in saline habitats; Plants with seeds that can germinate in salt water.
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Halophilous
Salt-loving.
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Half-inferior
Partly below and partly above the level of attachment of the perianth and stamen; partially embedded in, or surrounded by, the receptacle.
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Hairy
Indument type where individual hairs are visible; A rather vague term describing indumentum needing modifiers such as ‘sparsely’ or ‘densely’. Clothed with hairs.
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Hair
An outgrowth of the epidermis consisting of one or more elongated cells; a type of trichome, as are bristles and scales. A fine hair-like protuberance from the surface of a leaf, stem, bract, flower or fruit. Plant hairs come in many shapes, sizes, textures and orientations. Together they make up the indumentum of a plant…