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Octarrhena brassii

Octarrhena brassii

Octarrhena brassii (L.O.Williams) Schuit., Blumea 48 (2003) 512

Type: Brass 5036 (holo AMES # 57612; iso BRI, NY)

Synonyms:

  • Chitonanthera brassii L.O.Williams, Bot. Mus. Leafl. 12 (1946) 165, pl. 23, 1-3
    - Type: Brass 5036 (holo AMES # 57612; iso BRI, NY)

Pendent, epiphytic, to about 20 cm long. Stems slender, fractiflex, covered with the bases of the leaves or exposed in age, internodes 0.4-0.5 cm long. Leaves 0.6-1 by 0.1-0.2 cm broad, linear to oblong-linear, straight or falcate, acute or subulate, erect-spreading, laterally compressed, articulate; leaf-sheaths covering the stem, decurrent, extended above into a petiole which is about 0.2 cm long and similar to the leaf blade. Inflorescence 1- to 3-flowered, shorter than the subtending leaf. Sepals united into a short tube at the base. Median sepal about 0.2 by 0.1-0.13 cm, ovate-lanceolate, acute, boat-shaped. Lateral sepals 0.2-0.25 by 0.15 cm, ovate, slightly oblique. Petals about 0.06-0.1 by 0.01 cm, linear, obtuse, puberulous. Lip about 0.15 by 0.03 cm, linear, obtuse, puberulous above and laterally but glabrous below, attached near the base of the column. Column about 0.07 cm long; pollinia four.
(After Williams, 1946)


Flowers brown.

Epiphyte in upper montane forest; 2400 m.

Malesia (New Guinea, endemic).

Papua New Guinea. See map

distribution in New Guinea

Cool growing epiphyte.

Not recorded (between May and September).

  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Podochileae
  • Subtribe Thelasiinae
  • Genus Octarrhena
  • Species Octarrhena brassii

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Octarrhena brassii

Octarrhena brassii (L.O.Williams) Schuit., as Chitonanthera brassii L.O.Williams, herbarium sheet, Brass 5036 (isotype specimen BRI)

Octarrhena brassii

Octarrhena brassii (L.O.Williams) Schuit., as Chitonanthera brassii L.O.Williams, herbarium sheet, Brass 5036 (isotype specimen BRI)