Jacquiniella teretifolia (Sw.) Britton & P.Wilson

  • Authority

    Ackerman, James D. 1995. An orchid flora of Puerto Rico and the Virgin Islands. Mem. New York Bot. Gard. 73: 1-203.

  • Family

    Orchidaceae

  • Scientific Name

    Jacquiniella teretifolia (Sw.) Britton & P.Wilson

  • Description

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    Species Description - Plants caespitose epiphytes. Roots numerous, slender, ca. 0.5 mm diam. Stems slender, erect to ascending, to 36 cm long, 1.5-2.5 mm diam. Leaves numerous, persistent sheaths scarious, terete, linear, 2.5-4.5 cm long, 1-2 mm wide. Inflorescences terminal, ascending, peduncle 5-6 cm long of 1 internode, 1-flowered, subtended by several short, scarious broad bracts and 1 leaflike bract. Flowers yellow-green, fleshy, scarcely opening, resupinate. Pedicellate ovary cylindrical, 1-1.6 cm long. Sepals linear-lanceolate, acuminate, 8-12 mm long, 1.5-2.5 mm wide; dorsal sepal involute; lateral sepals slightly falcate. Petals linear-oblanceolate, concave, 5-7 mm long, ca. 1.5 mm wide. Lip sigmoid, canaliculate, broadest at the middle, with a narrow, thickened apex, 7-10 mm long, ca. 2 mm wide not spread. Column semiterete, 4-5 mm long. Fruits ellipsoidal, 10-13 mm long.

  • Discussion

    1. Jacquiniella teretifolia (Swartz) Britton & Wilson, Bot. Swartz, Nov. Gen. Sp. PL Prodr. 121. 1788. Type. Porto Rico 6: 340. 1926. Epidendrum teretifolium Swartz s.n., from Jamaica (BM, UPS). Phenology & Pollination. Plants flower from August to October and disperse seed in the winter. Flowers of our plants barely open and are autogamous.

  • Distribution

    General Distribution. Central America, Greater Antilles, Guadeloupe, Mexico, and northern South America. Distribution in Puerto Rico. Known only from the Guilarte and Toro Negro Forest Reserves of the Cordillera Central; collected from the municipalities of Adjuntas, Jayuya, and Ponce. Habitat. Epiphytic on moss-covered tree trunks and large branches in dense, wet, cloud forests at high elevations (1200-1300 m ) ; restricted, locally common.

    Central America| Guadeloupe South America| Mexico North America| Venezuela South America| Colombia South America| Guyana South America| Suriname South America| French Guiana South America| Brazil South America|