Psiguria ottoniana (Schltdl.) C.Jeffrey

  • Authority

    Acevedo-Rodríguez, Pedro. 2005. Vines and climbing plants of Puerto Rico and the Virgin Islands. Contr. U. S. Natl. Herb. 51: 1-483.

  • Family

    Cucurbitaceae

  • Scientific Name

    Psiguria ottoniana (Schltdl.) C.Jeffrey

  • Description

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    Description - Herbaceous vine, attaining 3 m in length and climbing by axillary tendrils. Stems slender, glabrous; tendrils simple, filiform, ca. 1 5 cm long. Leaves alternate; blades 9-17 x 8-17 cm, deeply 3-5-lobed, glabrous, the lobes acute or acuminate, mucronate, the base deeply cordiform, the margins entire, bidentate toward the apex of the lobe; petioles ca. 3.5 cm long, slender, glabrous. Staminate flowers 3-8, in axillary racemes; peduncle longer than the accompanying leaf; calyx green, cylindrical, slightly dilated at the base, the lobes lanceolate-acuminate; corolla orange, the lobes oblong, acute at the apex, puberulous outside; anthers subulate. Pistillate flowers and fruits unknown.

    Phenology - Unknown.

    Conservation Status - Native, known from Puerto Rico from a single collection (Plée 42) at the beginning of the 19th century. This collection was identified by Cogniaux, in his time a specialist in the Cucurbitaceae, and is found deposited in the Museum of Natural History in Paris.