Thunbergia fragrans Roxb.

  • 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

    Acanthaceae

  • Scientific Name

    Thunbergia fragrans Roxb.

  • Description

    Deprecated: mb_convert_encoding(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in /home/emu/nybgweb/www-dev/htdocs/science-dev/wp-content/themes/nybgscience/lib/VHMonographsDetails.php on line 179

    Description - Herbaceous vine, twining, 2-3 m in length. Stems cylindrical, striate, slender, puberulous. Leaves opposite; blades 6.5-11 x 1.8-6 cm, ovate to lanceolate, chartaceous, the apex acute, the base truncate or subcordiform; margins undulate and ciliate; upper surface dark green, glabrous or somewhat scabrous; lower surface pale green, dull, puberulous, with prominent venation; petiole 2-3.5 cm long, slender, pubescent, sulcate, with the base somewhat dilated. Flowers axillary, solitary or in pairs; pedicels pubescent, 5-7 cm long, striate; bracts green, membranaceous, ovate, pubescent, 1.6-2 cm long, covering the calyx. Calyx green, of 15-20 sepals, lanceolate, 3-5 mm long; corolla white, infundibuliform, with 5 lobes, the tube 2.5-4 cm long, narrow at the base, yellow inside, the limb 4-5 cm in diameter. Capsules 1-2.5 cm long, depressed-globose at the base, the upper half in the form of a beak, dehiscent in two halves; seeds 4, globose, ca. 5 mm in diameter, pubescent, with a depression at the base.

    Phenology - Flowering and fruiting throughout the year.

    Conservation Status - Exotic, common, naturalized in Puerto Rico and the Virgin Islands.

  • Common Names

    Susana blanca, flor de nieve