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(Last Modified On 3/14/2013)
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(Last Modified On 3/14/2013)
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Species
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Laplacea grandis Brandegee
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PlaceOfPublication
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Univ. Calif. Publ. Bot. 6: 186, 1915.
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Description
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Tree up to 24 m high, the trunk to 80 cm in diam; branchlets terete, minutely stellate-puberulous when young, glabrescent. Leaves grouped towards the apex of the branchlets, shortly petiolate, the petiole minutely stellate-puberulous; blade symmetrical, elliptic, tapering toward the base and decurrent, acute at the apex, to 13 cm long and 4.5 cm wide, coriaceous, the margin crenate-serrate, minutely stel- late-puberulous especially on the lower surface, becoming glabrescent in age, the midvein prominent beneath, the lateral veins conspicuous but complanate on both surfaces. Flowers solitary in the axils of the uppermost leaves, the pedicels terete, to 3 cm long, densely and minutely stellate-puberulous to minutely stellate- tomentellous, the bracteoles 2-3, narrowly oblong-ovate, acute, to 6 mm long and 2.5 mm wide, minutely stellate-tomentellous; sepals 5, depressed-ovate, rounded, 2-3 mm long and 4-5 mm wide, minutely stellate-tomentellous, conspicuously ciliolate along the margin, persistent; petals white, obovate, rounded, 1.5-2 cm long and 0.8-1.2 cm wide, connate basally into a tube 5 mm long, the outermost petal thicker and to 2 cm wide, stellate-puberulent dorsally, the other petals stel- late-puberulent basally or medially outside; stamens 6-7 mm long, the filaments connate throughout or nearly so, the anthers oblong, ca 1.5 mm long; ovary oblong- ellipsoid, densely sericeous especially towards the base, 5-celled; stigmas 5, nearly sessile. Capsules oblong-ellipsoid, 2-3 cm long and 1-1.5 cm in diam, minutely and sparsely stellate-puberulous, 5-valvate; seeds 1-1.5 cm long (wing included), the wing 4-5 mm wide.
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Habit
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Tree
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Distribution
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Mexico, Honduras, Costa Rica, and Panama.
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Specimen
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PANAMA: Rio Indio drainage, ca 9 mi from Trans-Isthmian Hwy, alt 800 ft, medium slope, clay loam soil, rain forest, Barbour 1053 (F).
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Note
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As the above Panamanian collection has only leaves and flower buds, the description of petals, androecium and gynoecium is based on the description given by Kobuski in 1950 (loc. cit. 416-417).
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