Genus Dendrobium section Fugacia

Genus Dendrobium section Fugacia

Genus Dendrobium sect. Fugacia J.J.Sm., Orchid. Java (1905) 343. Type species: Dendrobium spurium (Blume) J.J.Sm. (basionym: Dendrocolla spuria Blume).

Synonyms:

  • Dendrobium sect. Eublephium Kränzl. in Engl., Pflanzenr. IV. 50. II. B. 21 (1910 ) 242, as ‘Euphlebia'; 263, as ‘Euphlebium'. Type species: Dendrobium spurium (Blume) J.J.Sm. (basionym : Dendrocolla spuria Blume).
  • Eublephium (Kränzl.) Brieger in Schltr., Orchideen ed. 3 (1981) 1 722. Type species: Euphlebium spurium (Blume) Brieger (basionym: Dendrocolla spuria Blume).

Rhizome short, creeping. Pseudobulbs clustered, elongated, clavate, club-shaped, not branching, with limited apical growth, very narrow at the base, further fleshy and more or less quadrangular in cross-section, often quadrangular in cross-section, with with (1-) 2-3 (-5) leaves at the top. Leaves glabrous; base without leaf sheat. Inflorescences from a cavity in the upper part of the stem or terminal, short, 1- to few-flowered. Flowers medium-sized to large, resupinate, lasting less than 1 day, rather to very showy. Mentum short. Lip hinged at the apex of the column foot, mobile, entire, usually with a few keels.


Malaysia, Singapore, Sumatra,Java, Lesser Sunda Islands, Borneo, (perhaps Sulawesi) the Philippines, Moluccas and New Guinea, with the greatest diversity in the three last-mentioned areas.

The Synonym genus Gersinia has until now wrongly been referred to the genus Bulbophyllum.

Genus Dendrobium section Fugacia contains about 12 species; in New Guinea 2 species.

Epiphytes in lowland and lower montane forest.

  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Dendrobieae
  • Subtribe Dendrobiinae
  • Genus Dendrobium
  • Section Fugacia
  • Lavarack, B., W. Harris & G. Stocker. 2000. Dendrobium and its relatives. Timber Press, Portland, Oregon.

This small section consists of plants with club-shaped pseudobulbs that carry only a few leaves at the apex. The flowers are rather pretty but short-lived. They are characterised by the delicately hinged lip, a feature more commonly seen in Bulbophyllum than in Dendrobium. The affinities of this section are not at all clear.

Dendrobium section Fugacea contains c. 12 species, in New Guinea 3 species:

Dendrobium coeloglossum
Dendrobium lacteum
Dendrobium sagin


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Genus Dendrobium section Fugacia

Dendrobium coeloglossum Schltr., habit, photo J. van Bodegom

Genus Dendrobium section Fugacia

Dendrobium lacteum Kraenzl., flower, photo P. O'Byrne, based on O'Byrne D300