(Last Modified On 1/22/2013)
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(Last Modified On 1/22/2013)
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Genus
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POUZOLZIA Gaud.
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PlaceOfPublication
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Voy. Uran. Bot. 503. 1826.
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Synonym
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Leucococcus Liebm. in Dansk. Vid. Selsk. Skrift. V. 2:311. 1851. Margarocarpus Wedd. in Ann. Sci. Nat. IV. 1:203. 1854.
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Description
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Low shrubs, rarely woody vines; stipules free, often persistent; leaves alternate (in American species), entire or rarely toothed; petiolate, trinerved, densely covered with punctiform cystoliths above; plants usually monoecious, the flowers in small clusters, in the leaf axils or forming spikes; staminate perianth depressed- globose in bud, 3-5-parted or -lobed, the stamens 3-5; pistillate perianth tubular, contracted at the throat, 2-4 toothed, completely enclosing the ovary, strongly nerved, the stigma pubescent on one side, the achenes crustaceous, shiny.
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Habit
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shrub vine
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Key
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a. Leaves white-tomentose beneath, long-petiolate ......................................... 1. P. GUATEMALANA aa. Leaves not white-tomentose. b. Petioles not more than 1 cm. long; base of leaves oblique and usually subemarginate ....................................................... 2. P. OBLIQUA bb. Petioles much more than 1 cm. long; base of leaves not oblique, cuneate or rounded ....................................................... 3. P. OCCIDENTALIS
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