Funastrum clausum

Diagnostic description 4

Funastrum clausum (Jacq.) Schltr., Repert. Spec. Nov. Regni Veg. 13: 283. 1914.

Fig. 32. G-J

Basionym: Asclepias clausa Jacq.

Synonym: Sarcostemma clausum (Jacq.) Schult.

Herbaceous vine, twining, 4-5 m in length, with abundant milky latex. Stems cylindrical, glabrous, slender. Leaves opposite; blades 3-6 × 0.8-2 cm, elliptical or elliptic-lanceolate, the apex obtuse with a small, tapering point, the base obtuse or rounded, the margins entire; upper surface puberulous, with a prominent midvein, with a pair of triangular glands at the union with the petiole; lower surface pale green, dull, puberulous, with a prominent midvein; petioles 0.5-3 mm long, pubescent; stipules triangular, minute. Flowers numerous (10-20), arranged in umbelliform cymes; peduncle 4-12 cm long; pedicels 1-2 cm long, pubescent. Calyx green, the sepals triangular, pubescent on the outer surface, ca. 3 mm long; corolla rotate, white, pubescent outside, the lobes ovate, ca. 7 mm long; corona of oblongobovoid vescicles, white. Follicles cylindrical, 5-8 × 1 cm.

Phenology: Flowering from January to October and fruiting from November to January.

Status: Exotic, cultivated, although uncommon in the Virgin Islands.

Distribution 5

Distribution: Cited from St. Croix by West (1793) and by Eggers (1879) and from St. Thomas by Krebs (1847). From southern North America to Argentina, including the Antilles.

Sources and Credits

  1. (c) Bob Peterson, some rights reserved (CC BY-SA), http://farm7.static.flickr.com/6177/6174210155_fb529bcd4c.jpg
  2. (c) Tyrrhium, some rights reserved (CC BY), http://farm8.staticflickr.com/7120/7554211180_0a688c1e4c_k.jpg
  3. (c) Reinaldo Aguilar, some rights reserved (CC BY-NC-SA), http://farm9.staticflickr.com/8341/8240277579_2348aafb77_o.jpg
  4. (c) Pedro Acevedo-Rodríguez, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/28435100
  5. (c) Pedro Acevedo-Rodríguez, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/28435675

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