Calamus siphonospathus var. siphonospathus Image
Calamus siphonospathus var. siphonospathus
Copyright © Phil Markey

Calamus siphonospathus var. siphonospathus

Family: Arecaceae    Palmeras

Nombre común: Lanyu sheng-teng

Sinonimia científica:
Calamus siphonospathus var. batanensis, Calamus siphonospathus var. sublaevis, Calamus batanensis

Fría zona de resistencia: 10b     Ver el Reino Unido y los mapas de zona EE.UU.

Calamus siphonospathus var. siphonospathus conocimientos

Identificación:
Stems solitary, to 30 m long and 5 cm diameter (with leaf sheaths); leaf sheaths yellowish-brown, sparsely covered with needle-like, yellowish spines to 1 cm long; knee obscure; ocreas present, membranous; flagella absent; petioles to 20 cm long; pinnae to 50 per side of rachis, linear, regularly arranged, closely spaced to 2 cm apart; cirri present, to 1 m long. Inflorescence bracts open and diameter, yellowish-brown.

Información general:
This species is known only from the Philippines, and just reaches Taiwan on Lanyu Island. It is very variable morphologically, and six varieties are recognized (Lapis, 1987). The Taiwan plants were placed, without discussion, in var. sublevis Becc. by Chang (1988).

Distribución:

Originaria de, Philippines, Taiwan

Ubicación: Philippines. Luzon. And Lanyu Island Taiwan (22.054205°N, 121.552734°E)

Observaciones
Mapa puede no representar la distribución natural completa. (Marcadores de, indican los datos de observación).

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