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Thelasis carinata

Thelasis carinata

Thelasis carinata Blume, Bijdr. (1825) 386; Tab. & Pl. Jav. Orchid. (1825) t. 75

Type: Blume s.n. (Mt. Salak) (syn L; isosyn K); 218 (syn L)

Synonyms:

  • Eria carinata (Blume) Rchb.f. in Seem., Fl. Vitiensis (1868) 301
  • Phreatia carinata (Blume) Miq., Fl. Ned. Indiñ3 (1859) 655
    - Type: Blume s.n. (Mt. Salak) (syn L; iso K); 218 (syn L)
  • Oxyanthera carinata (Blume) Schltr., Mém. Herb. Boissier 21 (1900) 76
  • Oxyanthera elata (Hook.f.) Hook.f., Hooker's Icon. Pl. 22 (1892) t. 2156
  • Thelasis elata Hook.f., Fl. Brit. Ind. 6 (1890) 87
    - Type: King's collector s.n. (M.P., Perak) (holo K)
  • Thelasis papuana (Schltr.) W.Kittr., Bot. Mus. Leafl. 30 (1984, publ. 1985) 102
  • Oxyanthera papuana Schltr. in K.Schum. & Lauterb., Nachtr. Fl. Deutsch. Schutzgeb. Südsee (1905) 126
    - Type: Schlechter 14330 (holo B, lost; iso K)
  • Thelasis carinata Blume f. semipelorica J.J.Sm., Nova Guinea 14 (1929) 492
    - Type: Bogor cult. (Feuilletau de Bruyn, leg. Ajoeb) 45 (syn BO); Janowsky 636 (syn BO); Bogor cult. (Kornasi) 50 (syn BO)

Epiphytic, caespitose, stemless, to 30 cm high; Roots glabrous, elongated, flexuose, terete. Leaves 3-4, with their sheaths hiding the ancipitous, 3.5-5 cm long, in basal half 1.2-1.5 cm wide, 1-leaved pseudobulb; leaf sheaths 3.5-5 cm long. Leaves linear-ovate, 13-25 by 0.8-1.2 cm, apex asymmetric, obtuse. Inflorescences lateral, racemose, erect-patent, often shorter than the leaves; peduncle-scales 3-4, small, submembranous; rachis 4-6 cm long, laxly several-flowered. Floral bracts ovate, apex bristle-like acuminate, glabrous, much shorter than the ovary. Flowers not resupinated, patent. Median sepal lanceolate, 0.6 cm long, apex acute. Lateral sepals somewhat obliquely lanceolate, 0.6 cm long, apex acute. Petals narrowly lanceolate, subfalcate, almost as long as the sepals. Lip ligulate, almost 0.6 cm long, the concave-semiglobose base separated from the flat blade by a small transverse keel, apex acuminate. Column very short, foot absent; rostellum erect, very long, bifid, at the basal margin on either side with a small auricle. Anther lanceolate, rostrate-acuminate. Pollinia 8; caudicles single, narrowly linear; viscidium linear, acute at both ends. Pedicel very short; ovary with pedicel 0.4 cm long, 3-ribbed. (After Schlechter, 1905)


Flower greenish with white tips to the sepals and petals.

Epiphyte in hill forest and on isolated roadside trees; 200 to 1100 m.

Malesia (Peninsular Malaysia, Singapore, Sumatra, Java, Borneo, Sulawesi, Lesser Sunda Islands, Moluccas, New Guinea, Philippines, Sula Islands).

Tanah Papua (Papua Prov.); Papua New Guinea. See map

distribution map

Warm growing epiphyte.

January, February, March, April, May, June, July, September, October, November, December.

  • Smith, J.J., Orchid. Java (1905) 497
  • Smith, J.J., Orchid. Java, Fig.-Atl. (1912) fig. 375
  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 1 (1913) 905, as Oxyanthera papuana Schltr.
  • Schlechter, R., Repert. Spec. Nov. Regni Veg. Beih. 21 (1928) t. 316, fig. 1216, as Oxyanthera papuana Schltr.
  • Jones, D.L., Orchadian 8 (1985) 58, fig.
  • O'Byrne, P., Lowland Orchid. Papua New Guinea (1994) 152, fig.
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Podochileae
  • Subtribe Thelasiinae
  • Genus Thelasis
  • Section Oxyanthera
  • Species Thelasis carinata

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Thelasis carinata

overview picture

Thelasis carinata

Thelasis carinata Blume, flowers, photo E.F. de Vogel, based on Leiden cult. 20030760

Thelasis carinata

Thelasis carinata Blume, plant habit, photo E.F. de Vogel, based on Leiden cult. 20030760

Thelasis carinata

Thelasis carinata Blume, flowers, photo E.F. de Vogel, based on Leiden cult. 20030760

Thelasis carinata

Thelasis carinata Blume, flower and floral analysis, drawing J.J. Smith, from Kornasi 50

Thelasis carinata

Thelasis carinata Blume, flower and floral analysis, drawing J.J. Smith, from Janowski 636

Thelasis carinata

Thelasis carinata Blume, flower and floral analysis, drawing J.J. Smith, from Kornasi 50

Thelasis carinata

Oxyanthera papuana Schltr., herbarium sheet, Schlechter 14330 (isotype specimen K), photo copyright the Board of Trustees of the Royal Botanic Gardens, Kew

Thelasis carinata

Thelasis carinata Blume, herbarium sheet, Blume s.n. (syntype specimen L)

Thelasis carinata

Thelasis carinata Blume, herbarium sheet, Blume 278 (syntype specimen L)