Dendrobium sublobatum
Dendrobium sublobatum J.J.Sm., Repert. Spec. Nov. Regni Veg. 12 (1913) 31; Nova Guinea 12, 4 (1916) 284, t. 104, fig. 181.
Type: Gjellerup 367 (iso L, probable, Bogor cult. s.n., 1913, no coll.).
Synonyms:
- Diplocaulobium sublobatum (J.J.Sm.) P.F.Hunt & Summerh., Taxon 10 (1961) 109.
Rhizome creeping. Pseudobulbs at a very narrow angle to the rhizome, 1-1.2 cm apart, 1-leaved, ovoid-fusiform, 6-angular, 2 by 0.5 cm. Leaves lanceolate, 4-5 by 0.9-1.2 cm, coriaceous, apex bidentate. Inflorescences 1-flowered; spathe 1 cm long; peduncle 0.4 cm long. Floral bract 0.27 cm long, apex acute. Pedicel 2-3.2 cm long; ovary 0.2 cm long. Flower c. 2.5 cm across. Dorsal sepal linear, widened at the base, 1.5 cm long, at the base 2.5 mm wide, apex acute. Lateral sepals obliquely triangular at the base, linear, 1.5 cm long, at the base 6 mm wide, apex acute; mentum 0.47 cm long, obtuse. Petals linear, 1.27 cm by 1 mm, apex acute. Lip 3-lobed, 0.95-1.1 by 0.32-0.35 cm, with 3 keels; lateral lobes indistinct, tooth-like to minutely triangular; midlobe ovate-oblong, 0.47-0.58 by 0.24-0.33 cm, acute to subacuminate. Column 0.16 cm long; column-foot 0.47 cm long.
(after Smith, 1916).
Flower yellowish white with light yellow tips, lip yellow, margins in basal half deep violet, column at apex yellow, column-foot spotted violet.
Epiphyte in rainforest. Altitude 60 m.
New Guinea (endemic).
Papua New Guinea (East Sepik Province).
Warm growing epiphyte.
October.
- Family Orchidaceae
- Subfamily Epidendroideae
- Tribe Dendrobieae
- Subtribe Dendrobiinae
- Genus Dendrobium
- Section Diplocaulobium
- Subsection Goniobulbon
- Species Dendrobium sublobatum
Dendrobium sublobatum J.J.Sm. should be compared with Dendrobium tropidophorum Schltr.
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Dendrobium sublobatum
Dendrobium sublobatum J.J.Sm., drawing J.J. Smith, based on Gjellerup 367
Dendrobium sublobatum
Dendrobium sublobatum J.J.Sm. , probable isotype specimen: Bogor cult. s.n. (L)