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(Last Modified On 3/6/2013)
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(Last Modified On 3/6/2013)
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Species
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LONCHOCARPUS PENTAPHYLLUS (Poir.) DC.
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PlaceOfPublication
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Prodr. 2: 259. 1825.-Fig. 142.
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Synonym
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Dalbergia pentaphylla Poir. in Lam., Encyd. Mbth. Bot. Suppl. 2: 445. 1812. Lonchocarpus latifolius DC., Prodr. 2: 260. 1825, non Amerimnum latifolium Willd. in L., Sp. PI. ed. 4 [i.e. 5], 3: 909. 1802.
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Description
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Tree 10-15 m. high. Leaves 5- to 9-foliolate; leaflets usually large, ovate to elliptic-oblong, 7-24 cm. long, 4-12 cm. wide, from acuminate to rounded at the base, short-acuminate to subobtuse at the apex, membranous to subcoriaceous, dark green to almost glabrous above, paler and minutely strigillose beneath. Racemes solitary in the upper leaf-axils, 5-12 cm. long. Flowers with the calyx broadly cupulate, 3 mm. long, minutely but densely sericeous, 5-dentate; petals purplish- red or greenish-purple; vexillum orbicular, truncate at the base, 5-7 mm. long, often yellow-centered, densely tawny silky-strigillose outside; wing petals oblong, short-auriculate, the claw 2.3 mm. long, the blade 5.5 mm. long, sparsely strigillose outside. Legumes strongly compressed, elliptic, 4.5-6.5 cm. long, 1.8-2.5 cm. wide, cuneate-attenuate at both ends, submembranous, very minutely sericeous to glabrate.
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Habit
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Tree
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Distribution
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West Indies, Central and northern South America.
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Specimen
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BOCAS DEL TORO: Changuinola Valley, Cooper & Slater 141; Isla Colon, von Wedel 100; Fish Creek Hills, vicinity of Chiriqui Lagoon, von Wedel 2447. CANAL ZONE: Barro Colorado Island, Brown 124. COCLE: Bismark above Penonome, R. S. Williams 317. COLON: Portobelo, Dwyer 5001, Rio Indio de Fato, Pittier 4269. PANAMA: San Jose Island, Erlanson 57, Johnston 1563. SAN BLAS: Perme, Cooper 225, 227. VERAGUAS: Isla De Coiba, Dwyer 1561.
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Note
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As noted by C. 0. Erlanson on the label of his collection and by I. M. Johnston (Sargentia 8: 154. 1949), the species is markedly myrmecophilous. Johnston points out (loc. cit.) that the dubious name L. latifolius should be displaced by the well- founded L. pentaphyllus.
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