*Richardia brasiliensis Gomes. Common name: Tropical Richardia. Phenology: May-Nov. Habitat: Roadsides, fields, vacant lots, urban areas, disturbed areas. Distribution: Native of South America.
Origin/Endemic status: South America
Synonymy ⓘ: = C, F, Fl5, K4, Meso4.2, RAB, S, Tx, Va, WH3, Lewis & Oliver (1974), Rogers (2005); = n/a — Pa. Basionym: Richardia brasiliensis Gomes 1801
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Horticultural Information
Intro: Reclining-spreading annual (becoming perennial), with thickened, woody rootstock, found in fields, roadsides, vacant lots, urban areas and other disturbed areas. Native of South America.
Stems: Stems prostrate, 4-angled when young, much-branched and white-hairy.
Leaves: Leaves opposite, petiolate and joined across the stem by a small green, bristled stipule, elliptic to oval, ½--2 in. long, strongly veined and hairy on both surfaces.
Inforescence:
Flowers: Flowers in dense, sessile clusters at tips of branches; white (rarely pink or bluish), less than ¼ in. long, tubular and opening to 6 spreading, triangular lobes. Visible in the corolla tube are 6 yellow stamens and a style with 3-part stigma.
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Height: to 4 in., spreading 20 in. or more wide.
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description: Reclining-spreading annual (becoming perennial), with thickened, woody rootstock, found in fields, roadsides, vacant lots, urban areas and other disturbed areas. Native of South America.
stems: Stems prostrate, 4-angled when young, much-branched and white-hairy.
leaves: Leaves opposite, petiolate and joined across the stem by a small green, bristled stipule, elliptic to oval, ½--2 in. long, strongly veined and hairy on both surfaces.
inflorescence:
flowers: Flowers in dense, sessile clusters at tips of branches; white (rarely pink or bluish), less than ¼ in. long, tubular and opening to 6 spreading, triangular lobes. Visible in the corolla tube are 6 yellow stamens and a style with 3-part stigma.
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