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(Last Modified On 1/11/2013)
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(Last Modified On 1/11/2013)
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Genus
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ARRACACIA Bancroft
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PlaceOfPublication
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Agr. Hort. Soc. Jamaica 1825:3. 1825.
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Synonym
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Pentacrypta Lehm. 1nd. Sem. Hort. Hamburg 16. 1828.
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Description
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Perennial, glabrous or pubescent herbs from taproots or tubers; stems erect, branched or simple, the leaves petiolate, once or more ternate, pinnate, or ternate- pinnate, the petiole sheathing; inflorescence of terminal and lateral compound umbels, the fertile rays few to numerous, an involucre usually lacking, an involucel commonly present; flowers white to purple or greenish or greenish-yellow, the petals with an inflexed apex, the calyx obsolete; stylopodium conical to indistinct, the styles long or short, the carpophore parted to the base or merely bifid; fruit compressed laterally, usually narrowed at apex, all ribs prominent, acute or obtuse, or filiform and indistinct, the vittae solitary to several in the intervals, 2 or several on the commissure; seed subterete, often sulcate beneath the vittae, its face sulcate or concave.
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Habit
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herb
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Distribution
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rracacia, with some 33 species in the warmer parts of North and South America, is represented in Panama by a single species.
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