Vanda helvola
Vanda helvola Blume, Rumphia 4 (1849) 49
Type: Blume 2213 (Java) (holo L; iso L)
Synonyms:
Stem erect, elongated, usually unbranched, stout, densely leafy. Leaves c. 16 by 3.5 cm, strap-shaped, apex praemorse, erose, appearing 3-lobulate, with the lateral lobules subfalcate, pointed, the median lobule tooth-like, subacute to almost subulate. Inflorescences from the leaf axils, shorter than the leaves, laxly 5- to 6-flowered. Pedicel and ovary long and slender. Flowers widely opening, about 4 cm wide. Sepals 1.8 by 1.2 cm, shortly clawed, broadly ovate, undulate, apex broadly rounded. Petals similar to the sepals, 1.6 by 1.2 cm. Lip 1.8 by 1.6 cm, 3-lobed, spurred; lateral lobes 0.8 cm long, obliquely oblong-ligulate, obliquely pointing backwards, apex broadly rounded; mid-lobe orbicular-obovate, 0.8 by 0.84 cm, apex broadly rounded; between the lateral lobes with 3 closely parallel rounded ribs decurrent on the base of the mid-lobe; spur cylindrical, obtuse, hairy inside, with two parallel calli on back wall near the mouth. Column relatively short and very broad, 0.75 cm long, at the base 1.27 cm wide, with semicircular sides.
Sepals and petals light brown to deep red brown with creamy yellow margins, rarely yellow with whitish margins. Lip pale brown, rarely yellow, yellowish at the base, with red brown (rarely yellow) markings near the mouth of the spur. Column creamy white with two lateral red-brown spots and a red-brown band near base of lip, rarely creamy white with yellow markings. Anther creamy white.
Epiphyte in hill forest; 950 m.
Malesia (Peninsular Malaysia, Sumatra, Java, Borneo, New Guinea, Philippines).
Papua New Guinea. See map
Warm growing epiphyte, requires light position.
Not known.
- Smith, J.J., Orchid. Java (1905) 594
- Smith, J.J., Orchid. Java, Fig.-Atl. (1912) fig. 443
- Howcroft, N.H.S., Orchadian 11 (1993) 26, fig. 2-7, pl. 27-30
- Chan, C.L., A. Lamb, P.S. Shim & J.J. Wood, Orchid. Borneo 1 (1994) 307, fig. 98, pl. 21F & 22A
- Family Orchidaceae
- Subfamily Epidendroideae
- Tribe Vandeae
- Subtribe Aeridinae
- Genus Vanda
- Species Vanda helvola
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Vanda helvola
Vanda helvola Blume, part of inflorescence, yellow form, photo E.F. de Vogel, from Papua New Guinea, East New Britain Prov.
Vanda helvola
Vanda helvola Blume, in situ, photo T. Roelfsema, at Bulolo, PNG
Vanda helvola
Vanda helvola Blume, flower, photo N.H.S. Howcroft, from Bulolo, PNG.
Vanda helvola
Vanda helvola Blume, inflorescences of two colour forms, photo N.H.S. Howcroft, from Bulolo, PNG.
Vanda helvola
Vanda helvola Blume, plant habit, yellow form, photo E.F. de Vogel, from Papua New Guinea, East New Britain Prov.
Vanda helvola
Vanda helvola Blume, inflorescence, yellow form, photo E.F. de Vogel, from Papua New Guinea, East New Britain Prov.
Vanda helvola
Vanda helvola Blume, flower, front view, yellow form, photo E.F. de Vogel, from Papua New Guinea, East New Britain Prov.
Vanda helvola
Vanda helvola Blume, flower, photo N.E.G. Cruttwell (/66, PNG, Agaun)
Vanda helvola
Vanda helvola Blume, habit and floral analysis, drawing N.H.S. Howcroft 177, from Bulolo/Wau
Vanda helvola
Vanda helvola Blume, habit and floral analysis, drawing N.H.S. Howcroft 36, from Bulolo
Vanda helvola
Vanda helvola Blume, floral parts, drawing N.H.S. Howcroft 603, from Wampit and Wau
Vanda helvola
Vanda helvola Blume, habit and flower, drawing N.H.S. Howcroft 521, from Warangoi ENBP
Vanda helvola
Vanda helvola Blume, floral analysis, drawing N.H.S. Howcroft 604, from Bulolo
Vanda helvola
Vanda helvola Blume, herbarium sheet, Blume 2213a (holotype specimen L, probably)
Vanda helvola
Vanda helvola Blume, herbarium sheet, Blume 2213a (isotype specimen L)