(Last Modified On 9/17/2013)
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(Last Modified On 9/17/2013)
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Species
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Relbunium hypocarpium (L.) Hemsley
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PlaceOfPublication
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Biol. Centr. Amer., Bot. 2: 63. 1881.
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Synonym
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Vaillantia hypocarpia L., Syst. Nat., ed. 10, 1307. 1759. TYPE: Jamaica, Browne (?LINN 1219.13). Rubia incana H.B.K., Nov. Gen. Sp. P1. 3: 338. 1819. TYPE: not seen. Rubia hispida Willd. ex Spreng., Syst. Veg. 1: 397. 1825. Relbunium hypocarpium var. incanum (H.B.K.) Schum. in Mart., Fl. Bras. 6(6): 113. 1888.
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Description
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Herbs creeping, branching freely, the stems weak, 4-angled, 0.7-1.0 mm wide, the angles thickened, villose, the nodes usually well spaced. Leaves 4 per node, sessile, oblong, obovate oblong, oblong rotund, 0.3-1.3 cm long, 0.2-0.7 cm wide, deltoid to rounded at the apex, minutely apiculate, obtuse at the base, the costa evanescent above, villose, plane and usually evident beneath, the secondary veins ca. 3, evanescent above and beneath, arcuate, stiffly chartaceous, smooth, usually glandular shiny above, often marcescent, white hirsute, the hairs to 0.7 mm long, often confined to the costa above, glandular punctate; stipules probably connate, scarcely measurable. Flowers solitary in the axils, the pedicels articulate with the bracteoles, to 0.8 cm long, filamentous, usually rigid, the bracteoles 4, im- mediately subtending the flower, lanceolate to ovate oblong, 2.8-4.0 mm long, hirsute; hypanthium ovate rotund, the calyx cup and teeth absent; corolla white, the tube cylindrical, short, the lobes 4, similar in shape to the bracteoles, shorter than and alternate with bracteoles, glabrous except usually marginal hairs; sta- mens 4, the anthers oblong, obtuse, the filaments short, attached at the mouth; style short, the stigmas 2, short, obtuse. Fruits fleshy, usually didymous, orange red, rotund, 2-3 mm long, often wider than long, glabrous to pubescent.
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Habit
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Herbs
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Distribution
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common in the mountains of Mexico, Central America, West Indies, and South America.
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Specimen
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CHIRIQUf: Cerro Horqueta, 7000 ft, Blum & Dwvyer 2658 (MO). Cerro Punta to Las Nubes, 6000 ft, Correa 1344 (MO). N of Cerro Punta, Croat 10454 (MO). Las Nubes, ca. 2000 m, Croat 26417 (MO). Cerro Punta Bajo Grande, Croat & Porter 16002 (MO). Bajo Chorro, Boquete, ca. 6000 ft, Davidson 428 (F, MO). La Popa above Boquete, 5500 ft, D'Arcy & D'Arcy 6361, 6442 (both MO). Cerro Horqueta, ca. 1500 m, Duke et al. 13699-A (MO). Finca Collins, Boquete, ca. 5000 ft, Dwyer & Hayden 7703 (MO). Cerro Punta, Folsorm 4019 (MO). Boquete to 3 mi N, Lewis et al. 379 (GH, K, MO, NY, UC, US). El Barii, above 11,000 ft, Tyson & Loftin 6160 (MO). Rio Chiriqui Viejo Valley, White 73 (F, MO). Finca Lerida to Pena Blanco, 1750-2000 m, Woodson & Schery 335 (F, MO). Potrero Muleto to summit Volcdn de Chiriqui, 3500-4000 m, Woodson & Schery 442 (MO). Boquete, Woodson & Schery 771 (MO). Casita Alta, Woodson et al. 827 (NY). Loma Larga to summit, Volcdn de Chiriqui, Woodson et al. 1076 (F, MO, NY), 1089 (MO).
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