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Bidens squarrosa tereticaulis

Diagnostic description 4

Bidens reptans (L.) G. Don. in Sweet, Hort. Brit. ed. 3, 360. 1839.

Fig. 33. D-G

Basionym: Coreopsis reptans L.

Herbaceous vine, climbing or clambering, 2-5 m in length. Stems cylindrical, glabrous or puberulous, striate. Leaves opposite, 3-5-foliolate or 3-5-lobed; leaflets lanceolate or elliptical, membranaceous, the apex acuminate, the base acute in the terminal leaflet and unequal in the lateral ones, the margins serrate; upper and lower surface puberulous; petioles 1-1.8 cm long, glabrous. Capitula (1-3) in corymbs, produced at the tips of short axillary branches; involucre ca. 7 mm high, phyllaries in two series, revolute; corollas yellow, those of the margin with ligules ca. 1 cm long; anthers dark brown; stigmas yellow. Achenes linear, 6-10 mm long, compressed, 4-angled, with ascending hairs on the margins; pappus of 2 setae with retroflexed hairs.

Phenology: Flowering from October to July.

Status: Native, quite common.

Selected Specimens Examined: Acevedo-Rdgz., P. 160; 3734; 7807; Britton, N.L. 1559; 7452; Goll, G.P. 572; Heller, A.A. 874; 6081; Sargent, F.H. 481; Sintenis, P. 2919; Stevenson, J.A. 2404.

Distribution 5

Distribution: Abundant in forests in the Cordillera Central, also in the zone of mogotes, in moist areas at middle and upper elevations. Also in Cuba, Jamaica, the Lesser Antilles to St. Vincent, and from Mexico to Venezuela.

Public forest:Guajataca, Maricao, Río Abajo, and Susúa.

Sources and Credits

  1. (c) Smithsonian Institution, National Museum of Natural History, Department of Botany, some rights reserved (CC BY-NC-SA), https://collections.nmnh.si.edu/services/media.php?env=botany&irn=10355445
  2. (c) Smithsonian Institution, National Museum of Natural History, Department of Botany, some rights reserved (CC BY-NC-SA), https://collections.nmnh.si.edu/services/media.php?env=botany&irn=10350739
  3. (c) Smithsonian Institution, National Museum of Natural History, Department of Botany, some rights reserved (CC BY-NC-SA), https://collections.nmnh.si.edu/services/media.php?env=botany&irn=10350738
  4. (c) Pedro Acevedo-Rodríguez, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/28435123
  5. (c) Pedro Acevedo-Rodríguez, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/28435691

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