Vanilla albida

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Vanilla albida
Systematics
Order : Asparagales (Asparagales)
Family : Orchids (orchidaceae)
Subfamily : Vanilloideae
Tribe : Vanilleae
Genre : Vanilla ( vanilla )
Type : Vanilla albida
Scientific name
Vanilla albida
flower

Vanilla albida is a species of plant in the genus Vanilla ( Vanilla ) in the orchid family (Orchidaceae). It grows as a climbing plant in Southeast Asia.

description

Vanilla albida is an evergreen climber that can reach six to ten meters in length. The shoot is branched, round to slightly square in cross section, the internodes are ten to 15 centimeters long. The leaves are lanceolate, rounded at the base with a short petiole, the leaf is long and pointed towards the front. The leaves are ten to 15 inches long and 1.8 to four inches wide.

The three centimeters long, racemose inflorescence bears three to nine (twelve) flowers . Sepals and petals are light green to whitish, each lighter at the tip. Over time, the petals will turn more yellow. They are about four inches long, oblong to lanceolate in shape and have a pointed end. The petals are keeled on the outside. The almost five centimeter long lip is creamy white, narrow at the base, sack-shaped and with reddish markings, towards the front it becomes broad-oval, with the sides turned up. The front edge is very wavy. There is a transverse row of hairs on the lip. The hairless column is fused with the lip up to its tip. The capsule fruit, which is up to twelve centimeters long, has a linear shape, is curved, has two grooves along its length, is square in cross section and two centimeters wide.

distribution

Vanilla albida occurs in Southeast Asia on Sumatra and Java. It colonizes rainforests, Comber gives Java at altitudes of 200 to 900 meters.

Systematics and botanical history

Vanilla albida was first described by Carl Ludwig Blume in 1823 . While Vanilla montana , Vanilla somai and Vanilla yersiniana are sometimes viewed as synonyms , Soto Arenas and Cribb indicate these three types as independent.

Within the genus Vanilla , Vanilla albida is classified in the subgenus Xanata and there in the Thethya section , which contains all species of the palaeotropic plants . According to Portères , it is similar to Vanilla havilandii, which is also common in Asia . In addition to this species, other relatives are Vanilla andamanica , Vanilla montana, Vanilla moonii , Vanilla sanjappae and Vanilla yersiniana .

literature

  • Le Vanillier et la Vanille dans le Monde . In: Gilbert Bouriquet (ed.): Encyclopédie Biologique . tape XLVI . Paul Lechevalier, Paris 1954.

Individual evidence

  1. ↑ a b c Roland Portères: Le Genre Vanilla et ses Espèces. In: Le Vanillier et la Vanille dans le Monde. Pp. 208-209.
  2. ^ A b Jim B. Comber: Orchids of Java . Bentham-Moxon Trust, Kew 1990, ISBN 0-947643-21-4 , pp. 76 .
  3. ↑ a b c d Miguel A. Soto Arenas, Phillip Cribb: A new infrageeric classification and synopsis of the genus Vanilla Plum. ex Mill. (Orchidaceae: Vanillinae) . In: Lankesteriana . tape 9 , no. 3 , 2010, p. 366-367 ( ucr.ac.cr [PDF]).
  4. ↑ Rafaël Govaerts (ed.): Vanilla albida. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved May 18, 2020.
  5. ↑ In: Cat. Hoard. Buitence. 1823, p. 100.