Grastidium planum (J.J.Sm.) Rauschert, 1983

More detail photo flowers for Grastidium planum please visit LINK

Given name as Dendrobium planum, by correction nomenclature move to as Grastidium planum. A very beautifull orchid at first sight, and can be recognised by flatenned stem and the one flowered inflorescenses.

In reference specimen taken from Java, Cianjur, and Lubuk Sikaping, west sumatra, without detail and altitude. Ouir specimen collected from south west sumatra at elevation about 600 - 700 asl and already flowering many times. 

Homotypic Synonyms:

Dendrobium planum J.J.Sm., Orch. Java: 352 (1905).

Grastidium planum (J.J.Sm.) Rauschert, Feddes Repert. 94: 451 (1983).

Grastidium planum (J.J.Sm.) Rauschert

Grastidium planum (J.J.Sm.) Rauschert

References :

a. Draw lines
Die Orchideen Von Java. Figuren-atlas. Drittes Heft. 1910

Dendrobium planum J.J.Sm., 1905

b. Basionym

D. planum J. J. Smith
(in Fl. Buitenz. VI. (4, 1905) 352)

Caules aggregati,erecti, valde compressi, ad 25 cm alti, 5 mm lati, foliosi, internodia 4,5 — 2 cm longa.
Folia cum caule angulos acutos efOcientia, oblonga, apice inaequali-biloba, coriacea, pallide viridia, 5 — 6 cm longa, 4,3 cm lata, vaginae foliorum compressae subancipites.
Racemi ad nodos foliorum e basi foliorum Orientes, uniflori, squamis coriaceis in basi.
Flores ephemeri.
Sepalum dorsale ovato-triangulum, acuminatum, lateralia leviter falcata, triangula, mentum satis magnum, obtusum formantia, acuta.
Petala antrorsa falcata, linearia acutiuscula.
Labellum curvulum, expansum, quam sepala multo brevius, lobi laterales erecti, trianguli, obtusi, concavi, intermedius latusobscure triangulus, rotundatuque, margine inflexus, linea erecta per discumantice in fibrillas soluta, addita utrinque in disco lobi intermedii lamellula erecta, irregulariter marginata (supra undulata?).
Gynostemium breve, latum, stelidia triangula, Capsula triangula, obliqua, transsectione rotundato-triangula.

— Flores pallide luteo-brunnei, sepala 8 mm longa, dorsale 3 mm, lateralia basi 7,5 mm lata, petala aequilonga, 4 mm lata, labellum expansum, 9 mm longum, 7,5 mm latum, albidum, in lineis intus pallide aurantiacis decorum. —

Floret?
Südwestmalayische Provinz: Java, Tjihanjawar (Smith?) — Ex. sp. cult. ex horto Bogor. n. 57 !
(Retype by Tun Jang)



Distribution:
Western Sumatera to W. Jawa
42 JAW SUM


More detail photo flowers for Grastidium planum please visit LINK
Post 09112011 01:00 PM