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Bulbophyllum reevei

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., Blumea 36 (1992) 479

Type: Jongejan cult. 1276 (holo L, alc.)

Synonyms:

  • Peltopus reevei (J.J.Verm.) Szlach. & Marg., Polish Bot. J. 46 (2001) 116

Rhizome creeping, 0.2-0.3 cm diam. Pseudobulbs ovoid, 0.2-0.7 cm apart, 1.2-5 by 0.4-1.1 cm, hardly flattened. Petiole 12-27 mm. Leaf blade elliptic to obovate, 5.5-13 by 2-4.2 cm, index 2.2-5.5; tip obtuse to acute. Inflorescence 9.5-33 cm, 1-flowered; peduncle 3.5-26 cm. Floral bracts 3-5. the longest 6-15 mm Floral bracts tubular, 6-13 mm; tip acuminate. Pedicel and ovary 8-40 min, with the node 0.4-0.8 cm from the floral bract. Flowers moderately opening. Median sepal ovate, 50-115 by 5-12 mm, index 4.8-12.5; tip caudate, margins approximately glabrous to finely papillose; rather thin; adaxially glabrous; abaxially glabrous oa finely hirsute. Lateral sepals free, oblique, 45-130 by 6-16 mm, index 514.5. margins glabrous; otherwise as the median sepal. Petals oblique, (transversely semi-) elliptic, (ob)ovate, or triangular, 0.2-1 by 1-1.2 mm, index 0.2-1; tip rounded to acute, margins glabrous to erose; rather thin; surface glabrous. Lip approximately straight, general outline obovate, 6.5-15 by 5-9 mm, index 1.2-2.2 (not spread; tail excluded); tip caudate (cauda 4.5-27 mm), margins glabrous or finely papillose to shortly ciliate, thick; adaxially with a distinct basal concavety, basal teeth converging, together forming a transversely ridge with a deep slit half-way, top part of the lip with a low central callus, slightly convex or approximately flat (or concave because of upturned margins), approximately glabrous; abaxially generally with a obtuse median ridge towards the tip; surface sparsely or entirely papillose-hirsute. Column from ovary to the tip of the rostellum 3-3.5 mm; rostellum distinctly protruding; stigma elliptic, hardly protruding at its base. Column-foot with a distinct, distinctly upwards pointing central knob above the attachment of the lip. Anther abaxially with a broad ridge; front margin not protruding. (After Vermeulen, 1993)


Sepals cream-coloured or pale greenish, usually heavily suffused with purple, in particular around the veins and margins; or sepals entirely purple, with a yellow tip. Petals white. Lip white or yellow, often suffused with purple, or with a purple median line and tip.

Epiphyte in montane forest; 2000-2700 m.

Malesia (New Guinea).

Papua New Guinea; see map

Distribution of Bulbophyllum reevei in New Guinea

Cool growing epiphyte, requires shaded position.

  • Vermeulen, J.J., Orchid Monogr. 7 (1993) 171, fig. 126, pl. 6b
  • Family Orchidaceae
  • Subfamily Epidendroideae
  • Tribe Dendrobieae
  • Subtribe Bulbophyllinae
  • Genus Bulbophyllum
  • Section Peltopus
  • Species Bulbophyllum reevei

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Bulbophyllum reevei

Overview picture of Bulbophyllum reevei J.J.Verm.

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., plant habit, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1327

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., flower, oblique lateral view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1327

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., flower detail, column and lip base, oblique front view, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1327

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., flower detail, column and lip base, oblique lateral view, lateral sepal and petal removed, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1327

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., flower detail, lip base, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1327

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., flower detail, column, oblique front view, lateral sepal, petal and lip removed, photo P. Jongejan, collection Royal Botanic Gardens, Kew, cult. P. Jongejan 1327

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., photo John Cara, plant habit, in situ in PNG, from Tomba Pass.

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., photo John Cara, flower, oblique front view, in PNG, from Tomba Pass.

Bulbophyllum reevei

Bulbophyllum reevei J.J.Verm., Orchid Monogr. 7 (1993) 171, fig. 126, pl. 6b, J.J. Vermeulen, drawing, plant habit and flower analysis, based on Jongejan cult. 1276 (holo L, alc.)