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(Last Modified On 1/29/2013)
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(Last Modified On 1/29/2013)
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Genus
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CAVANILLESIA Ruiz & Pavon
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PlaceOfPublication
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Fl. Peruv. Chil. Prodr. 97, t.20. 1794.
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Synonym
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Pourretia Willd. in L.. Sp. P1. ed.4[i.e. 5], 3: 844. 1800, non Ruiz & Pavon, loc. cit. 46, t.7. 1794.
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Description
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Trees, large, deciduous, unarmed, the trunk sometimes spindle-shaped. Leaves simple, petiolate, the stipules ovate, the blade entire or palmatilobate, sometimes cordate at the base. Flowers disposed in axillary, umbelliform cymes, hermaph- rodite, actinomorphous, pedicellate, 3-bracteolate, the bractlets fugacious; recep- tacle eglandular; calyx campanulate, 5-lobate, coriaceous, tufted-pubescent outside, accrescent; petals 5, adnate to the base of the staminal column, fleshy, tufted- pubescent; stamens numerous, the staminal column cylindric, narrowed near the apex, divided into many pentadelphous filaments, the anthers 1-thecate, reniform, medifixus, extrorse, longitudinally dehiscent; ovary superior, sessile, 3- to 5-celled, the cells 2-ovulate; style simple and filiform; stigma capitate to 5-lobulate. Capsules samaroid, coriaceous, with 5 membranous wings much enlarged laterally, 3- to 5-celled, generally monospermous; seeds large, oblong-fusiform, the testa striate- rimose, surrounded by a weak pulp; cotyledons thick and contortuplicate.
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Habit
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Trees
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Distribution
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A genus of only three species distributed from Panama to Peru; only one species occurs in Panama.
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