Difference between revisions of "Pseudabutilon umbellatum"
Contr. Univ. Michigan Herb. 21: 190. 1997.
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|name=Sida umbellata | |name=Sida umbellata | ||
|authority=Linnaeus | |authority=Linnaeus | ||
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|publication_title=Syst. Nat. ed. | |publication_title=Syst. Nat. ed. | ||
|publication_place=10, 2: 1145. 1759 | |publication_place=10, 2: 1145. 1759 | ||
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|name=Abutilon umbellatum | |name=Abutilon umbellatum | ||
|authority=(Linnaeus) Sweet | |authority=(Linnaeus) Sweet | ||
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|hierarchy=Malvaceae;Malvaceae subfam. Malvoideae;Pseudabutilon;Pseudabutilon umbellatum | |hierarchy=Malvaceae;Malvaceae subfam. Malvoideae;Pseudabutilon;Pseudabutilon umbellatum | ||
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name=Pseudabutilon umbellatum | name=Pseudabutilon umbellatum | ||
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|authority=(Linnaeus) Fryxell | |authority=(Linnaeus) Fryxell | ||
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|publication year=1997 | |publication year=1997 | ||
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|subfamily=Malvaceae subfam. Malvoideae | |subfamily=Malvaceae subfam. Malvoideae | ||
|genus=Pseudabutilon | |genus=Pseudabutilon | ||
Latest revision as of 23:22, 5 November 2020
Shrubs, erect, 1–2 m, sometimes branching in inflorescence. Stems densely stellate-hairy, hairs tufted, sometimes also with few appressed, simple hairs. Leaves: stipules linear to lanceolate, to 10 × 1 mm, stellate-hairy; petiole 1/2–1 times blade length, stellate-hairy; blade broadly ovate, sometimes shallowly 3-lobed apically, to 12 × 6 cm, gradually reduced and narrower upward, apex acute or acuminate, surfaces with bifurcate hairs abaxially, stellate-hairy adaxially. Inflorescences 2–5-flowered umbels, sometimes appearing compound terminally; peduncle 1–5 cm, stellate-hairy. Pedicels 1–2 cm, stellate-hairy. Flowers: calyx 6–8 mm, lobes triangular, apex acute, stellate-hairy and sometimes hirsute with simple hairs; petals 6–8 mm, glabrous; staminal column 3–4 mm, setose and stellate-hairy; styles 6–8-branched. Schizocarps grayish brown at maturity, 5–9 mm diam., stellate-hairy; mericarps 6–8, spur 2–4 mm. Seeds 2–3 mm. 2n = 30.
Phenology: Flowering year-round.
Habitat: Dry shrublands, roadside ditches, fencerows
Elevation: 300–800 m
Distribution
Tex., Mexico, West Indies, Central America, South America.
Discussion
In the flora area, Pseudabutilon umbellatum is known only from the lower Rio Grande of southern Texas.
Selected References
None.