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(Last Modified On 3/15/2013)
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(Last Modified On 3/15/2013)
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Species
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Rinorea squamata Blake
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PlaceOfPublication
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Contr. U. S. Nat. Herb. 20: 516, 1924.-Fig. 1 (A-F).
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Description
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Shrub or small tree, 2.5-6 (12) m high, the trunk to; 6.5 (20) cm in diam, the branchlets ferruginous-puberulous and sparsely hirsute. Leaves opposite, the petioles up to 8 mm long, puberulous and sparsely hirsute; blade usually slightly oblique, narrowly obovate-elliptic to obovate-elliptic, or narrowly elliptic, acute to obtuse at the base, rather abruptly long-acuminate at the apex, crenulate to ser- rulate to subentire at the margins, up to 13 cm long and 5 cm wide, chartaceous, puberulous and sparsely hirsute especially along the prominent midvein below. Racemes terminal, up to 6 cm long, the rhachis ferruginous-puberulous. Flowers with the pedicels up to 2.5 mm long, minutely ferruginous-puberulous, the bracteoles broadly ovate, ca 0.8 mm long, minutely ciliolate, ferruginous-puberulous especially along the thickened midvein; sepals subequal, broadly to very broadly ovate, acute to subobtuse, 1.1-1.6 mm long and 1.1-1.3 mm wide, minutely ciliolate, ferruginous-puberulous especially along the midvein; petals + oblong, obtuse and reflexed, 4-4.5 mm long and 1.1-1.3 mm wide, whitish or yellowish, minutely ciliolate; stamens 2.8-3 mm long, the filaments free, large, ca 1 mm long, the dorsal appendages oblong, about as long as or slightly shorter than the filaments, about as wide as the latter, free from near the middle; anthers 1-1.2 mm long, unap- pendaged, the connective dilated from the base into brownish, ovate, obtuse; to + acute, basally erosulose scales exceeding the anthers by ca 1-1.2 mm; ovary subglobose, densely hispid-pilose, the placentae 1-ovulate; style ca 2.5 mm long, glabrous. Capsule ovoid, 3-lobulate, narrowed at the base, acuminate-mucronate at the apex, ca 2 cm long, the valves cymbiform, the pericarp coriaceous, slightly reticulate, hirsute-hispid; seeds ca 6 mm long, glabrous.
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Habit
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Shrub tree
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Distribution
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Costa Rica and Panama
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Common
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guayacillo molenillo
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Specimen
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BOCAS DEL TORO: Daytonia Farm, Region of Almirante, Cooper 400 (F, MO, US); Almirante Region, Cooper & Slater 44 (US); Changuinola Valley, Dunlap 564 (F, US); Fish Creek Mts, vie of Chiriqui Lagoon, von Wedel 2221 (MO, US), 2298 (MO, US), 2322 (MO, US). CANAL ZONE: Chagres River, 2-3 mi of mouth, Stevens 1296 (US); nr Gatun, Goldman 1864 (holotype US); forest betw Peluca Hydrographic Station & Quebrada Peluca, along Rio Boqueron, Steyermark & Allen 17225 (MO). DARIEN: Canai-Cuasi trail (Camp 2), Chepigana Distr, alt 2000 ft, Terry & Terry 1430 (F, MO); Rio Chucunaque, betw Rio Membrillo & Rio Subcuti, Duke 8590 (MO); woodlands & pasture margins nr El Real, Stern et al. 781 (MO, US); 2-3 mi SE of El Real, Duke 4857 (MO); trail betw Pino- gana & Yavisa, alt ca 15 m, Allen 247 (F, MO, US); rd to Rio Tucuti, on ridge upstream above Tucuti, Duke 5269 (MO); shores of a small river, Ensenada Guayabo, betw Punta Guayabo Grande & Punta Guayabo Chiquita, Stern & Chambers 183 (MO, US); Cocalita, Dwyer 4453 (MO); bank above Rio Paca, Stern et al. 586 (MO, US). PANAMA: Sabanas N of Panama City, Bro. Paul 442 (F, US); Rio Tapia, wet forest, Standley 26141 (US), 26150 (US), 28037 (US), 28245 (US), 41187 (US).
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