Habenaria repens Nutt.

  • 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

    Habenaria repens Nutt.

  • Description

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    Species Description - Plants terrestrial or semiaquatic herbs to 11.5 dm high, usually much less. Roots numerous, villous, 1.5-2.5 mm diam. Stems erect, leafy, lower half completely enclosed by leaf sheaths, to 12 mm diam. Leaves several, cauline; blades elliptic to lanceolate, acuminate, to 20 cm long, 3.5 cm wide. Inflorescences racemose, many-flowered; floral bracts lanceolate to ovate-lanceolate, the lower somewhat foliaceous and exceeding the length of the flowers. Flowers green, resupinate. Pedicellate ovary 10-14 mm long. Dorsal sepal erect, cucullate, ovate to elliptic, 4-4.5 mm long, 3-3.5 mm wide; lateral sepals spreading, ovate-elliptic, slightly asymmetric, 5-6 mm long, 2.5-3 mm wide. Petals deeply bifid, divisions filiform, ca. 4 mm long. Lip deeply trifid; lateral divisions filiform, ca. 5 mm long; median lobe linear, slightly shorter; spur filiform, 7-9 mm long. Column short; stigmatic processes distinct, ca. 1 mm long; pollinia attached to viscidia by caudicles ca. 1 mm long. Fruits erect, cylindrical, 9-14 mm long.

  • Discussion

    3. Habenaria repens Nuttall, Gen. N. Amer. PL 2: 190. 1818. Type. Nuttall s.n., from Savannah, Georgia, U.S.A. (PH, photograph seen). Fig. 42C, D. Phenology & Pollination. Plants bloom from September to April. Nearly all flowers develop fruits. As in Habenaria monorrhiza, chunks of pollinia fall from the anther and adhere to the stigmas while in bud. Fruit set is very high.

  • Distribution

    Central America, Greater Antilles, Mexico, tropical South America, and southern U.S.A. Puerto Rico. Known from Arecibo, Cayey, Ceiba, Manati, Maricao, Naguabo, Rio Grande, San Lorenzo, and Vega Baja. Terrestrial in seepages, bogs, and roadside ditches at middle to high elevations (300-950 m); uncommon.

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