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Dendrobium legareiense

Dendrobium legareiense

Dendrobium legareiense J.J.Sm., Repert. Spec. Nov. Regni Veg. 12 (1913) 28

Type: Janowsky 87 (holo BO).

Synonyms:

  • Cadetia legareiensis (J.J.Sm.) Schltr., Bot. Jahrb. Syst. 58 (1922) 91.
  • Dendrobium legareiense J.J.Sm. var. rouffaerense J.J.Sm., Nova Guinea 18 (1935) 38.
    - Type: Docters van Leeuwen 10333 (holo BO).

Rhizome creeping, branching. Pseudobulbs crowded, in two rows along the rhizome, 1-leaved, ellipsoid to subcylindrical, 0.55-1 by 0.27-0.37 cm. Leaves patent, elliptic to oblong, sometimes subovate, 0.9-1.15 by 0.47-0.85 cm, rigidly carnose, with a 0.6-1.5 mm long petiole, apex obtuse, minutely bidentate, mucronate. Inflorescences arising terminally from the leaf axil and subterminally below the abaxial side of the leaf, 1-flowered. Pedicel and ovary 1.3 cm long, 6-angular to 6-ribbed. Flower c. 1 cm across. Dorsal sepal reflexed, ovate, 0.38 cm by 2.4 mm, apex acute. Lateral sepals obliquely ovate, 0.48 cm by 3 mm, apex subacute, obtusely apiculate; mentum 0.44-0.57 cm long. Petals obliquely lanceolate, 0.37 cm by 1 mm, acute. Lip 3-lobed, blade 0.7 by across the lateral lobes 0.38 cm; lateral lobes 0.75-1.5 mm long; midlobe 0.4 by 0.48 cm, very fleshy, inside papillose. Column 0.2 cm long, stelidia triangular, acute, filament triangular tooth-like; column-foot pubescent inside.
(after Smith, 1916 & 1934).


Flower white.

Epiphyte in rainforest. Altitude 300-600 m.

New Guinea (endemic).

Papua (Nabire and Puncak Jaya Regencies).

Map: Dendrobium legareiense J.J.Sm., distribution map.

Warm growing epiphyte.

June, September.

Dendrobium legareiense J.J.Sm. is similar to Dendrobium chionanthum Schltr, but clearly different in the creeping rhizome, broader leaves, and in the larger lateral lobes of the lip, which lacks a callus at the base of the midlobe.


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Dendrobium legareiense

overview of Dendrobium legareiense J.J.Sm.

Dendrobium legareiense

Dendrobium legareiense J.J.Sm., drawing J.J. Smith, based on Janowsky 87

Dendrobium legareiense

Dendrobium legareiense J.J.Sm. var. rouffaerense J.J.Sm., drawing J.J. Smith, based on Docters van Leeuwen 10333

Dendrobium legareiense

Dendrobium legareiense J.J.Sm. var. rouffaerense J.J.Sm., drawing J.J. Smith, based on Docters van Leeuwen 10333

Dendrobium legareiense

Dendrobium legareiense J.J.Sm. var. rouffaerense J.J.Sm., type specimen: Docters van Leeuwen 10333 (holo L)