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(Last Modified On 3/8/2013)
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(Last Modified On 3/8/2013)
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Species
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PAVONIA FRUTICOSA (Mill.) Fawcett & Rendle,
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PlaceOfPublication
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Fl. Jamaica 5: 130. 1926.- Fig. 6 (E).
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Synonym
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Sida fruticosa Mill., Gard. Diet. ed. 8. 1768. Urena typhalaea L., Mant. PI. 258. 1771. Pavonia typhalaea (L.) Cav., Mon. Cl. Diss. Dec. 134. 1787, 350, t. 197. 1788.
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Description
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Herb or shrub up to 2 m high, the stem simple or few-branched, stellate- puberulus. Leaves with the petiole 0.5-5 cm long, minutely stellate-puberulus, the stipules subulate-ovate, acuminate; blade narrowly elliptic to elliptic, or narrowly obovate to obovate, cuneate to rounded (exceptionally subcordate) at the base, more or less acuminate at the apex, coarsely crenate-dentate or crenate-serrate at the margin, up to 20 cm long and 10 cm wide, 1- to 3-nerved at the base, sparsely and minutely stellate-puberulus on both sides, the venation slightly prominent beneath. Flowers mostly in small, dense, corymbiform or subcapitate infoirescences at the apex of the stem or branchlets, the bracts ovate-lanceolate, acuminate; pedicel ca 5 mm long; epicalyx of 5-6 bractlets, these united for less than 1/4 of their length, narrowly ovate, acuminate, 5.5-11 mm long and 1.5-3 mm wide, sparsely and minutely stellate-puberulus; calyx tubular, lobed to about the middle, 4-7 mm long, stellate-puberulus, the lobes ovate-triangular, acute, ciliolate at the margin; petals narrowly obovate-cuneate, asymmetrical, rounded at the apex, 10-13 mm long and ca 4 mm wide, white (exceptionally pink?); staminal tube ca 6-8 mm long, 5-lobulate at the apex, antheriferous near the apex, the filaments few and ca 1 mm long; style slightly longer than the staminal tube, the stigmas capitellate and minutely fimbrillate. Mericarps triquetrous, 5-7 mm long and ca 2.7 mm wide, rigid-chartaceous, the back convex, nearly smooth, glabrous and with 3 incon- spicuous, longitudinal ribs, 1 central and 2 marginal, the apex rounded and with 3 proximate, retrorsely hispidulous awns, the central up to 7.5 mm long, the lateral shorter; seeds trigonous, up to 5 mm long, glabrous.
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Habit
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Herb shrub
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Distribution
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West Indies and Panama to Peru, Brazil and Paraguay; in moist soil, at edges of forests and in wooded swamps.
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Specimen
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CANAL ZONE: between Chagres Batteries and Fort San Lorenzo, Fort Sherman Military Reservation, Maxon & Valentine 7027 (US); vie of Fort Sherman, Standley 31042 (US); nr Gatun, Goldman 1873 (US); Las Cascadas Plantation, nr Summit, Standley 29593 (US); Chiva-Chiva trail 2 mi above Red Tank, Maxon & Harvey 6587 (US). CHIRIQUI: 6 mi N of Concepcion, Ebinger 758 (MO). DARIEN: S of El Real, Duke 5049 (MO); ca 10 mi S of El Real on Rio Pirre, path from Pucro to Rio Pucro, Duke 5367 (MO), Paya to Pucro, Stern et al. 237 (MO); vic of Cana, alt 1750 ft, Stern et al. 469 (MO, US); s. loc., Sexton 112A (MO), 112B (MO). PANAMA: Juan Diaz, Standley 30463 (US); nr the big swamp E of the Rio Tocumen, Standley 26629 (US); along road between Panama and Chepo, Dodge et al. 16668 (MO); ca 6 mi E of Chepo on Pan-Am. Highway, Duke 4084 (MO); Rio Tartare, Woodson & Schery 1014 (MO). SAN BLAS: Perme, Cooper III 262 (F, US); Isla de Aligandi, Dwyer 6843 (MO). PROVINCE UNKNOWN: Hayes 101 (MO).
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