Amaranthus viridis L.
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Details
Nomenclature
L.
L.
ICN
Amaranthus viridis L.
species
Amaranthus viridis
Classification
Vernacular names
Synonyms
Descriptions
Amaranthus viridis L.
Sprawling or suberect annual herb, to c. 40 cm high, sparingly hairy except for young stems. Petioles of lvs of non-flowering shoots and lower part of flowering shoots to c. 6 cm long, those of infl.-lvs often much shorter. Lamina 1.7-6.5 × 8-5.5 cm, ovate or triangular-ovate, becoming glabrous above, usually remaining puberulent on the prominent pale nerves below, undulate or ± crenulate; base cuneate; apex obtuse to emarginate. Infl. a dense, elongated, terminal, puberulent spike, and branches below, usually also with short axillary spikes in upper lf axils, usually greenish brown or brown. Bracteoles 0.8-1.3 mm long, broadly ovate, mucronate, with green keel. Tepals 3, 1-1.4 mm long, oblong-spathulate, > bracteoles; keel green, ± mucronate. Fr. subglobose, = or slightly > perianth, prominently rugose, indehiscent. Seed 0.9-1.1 mm diam., subglobose, black or dark brown, occupying nearly all fr. cavity.
Taxonomic concepts
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Metadata
e9e0efac-b85e-4e52-b095-d4eb13c79c01
scientific name
Names_Plants
1 January 2000
17 December 2014