Glossorhyncha umbrosa

Glossorhyncha umbrosa P.Royen, Alp. Fl. New Guinea 2 (1979) 592, fig. 206

Type: Brass 9533 (holo K; iso BRI, L)

Erect, bushy, terrestrial up to 30 cm high herb, sometimes branched. Stems glabrous, slender, flexuose. Leaves erect-patent, coriaceous, glabrous, linear, slightly ovate-linear, or spathulate-linear, 0.5-1.2 by 0.1 cm, obtuse, mid-ribs 2, narrowly crested above, not visible below, lateral nerves 3 on either side but hardly visible on either side, margin incurved; sheaths tubular, 0.4-0.8 cm long, widening towards tip, ribbed, along apical margin coarsely brown fimbriate, transverse rugulose mainly in apical part of leaf-opposed side in young leaves, but in older leaves these warts more rounded or obsolete. Spathe obovoid, 0.7 by 0.2 cm, obliquely truncate, 2-tipped and each tip obtuse, 3-nerved, glabrous. Floral bract more membranous and shorter than spathe, apiculate and 1-nerved, glabrous. Ovary glabrous, clavate, 0.3 cm long, indistinctly and broadly 4(-6?)ribbed. Flowers finely papillate on outside of all parts. Median sepal glabrous, obovate-elliptic, 0.55 by 0.22 cm, acute, 3-nerved at base, 5-nerved in higher parts. Lateral sepals glabrous, obliquely oblong-ovate, 0.5 by 0.2 cm, obtuse, conoid-apiculate, at base free and obliquely oblong-ovate widened, 3-nerved at base, 4- or 5-nerved in higher parts. Lip adnate at base of column, free part narrowly ovate, 0.3 by 0.3 cm, 3-lobed, acute, finely papillate in an apical lens-shaped area near tip, 3-nerved at base, 6-9-nerved in apical parts; spur glabrous, clavate, 0.3-0.4 cm long, slightly compressed and retuse at tip. Column short, 0.2 by 0.1 by 0.1 cm, clinandrium with 2 small teeth only. Anther cucullate, 0.1 by 0.1 by 0.07 cm, 2-lobed at either end, connective at base umbonate. Pollinia 4, pear-shaped, 0.06 cm long. Capsule not seen. (After Van Royen, 1979).

Colours: Flowers white.

Habitat: Terrestrial in upper montane forest. Altitude 3300 m.

Flowering time in the wild: Not known

Distribution: Malesia (New Guinea, endemic).

Distribution in New Guinea: Papua (Indonesia). See map: 325-106M.JPG

Cultivation: Cool growing terrestrial.

Note: The genus Glossorhyncha is here considered to be a synonym of Glomera. For the present species a name under Glomera is not yet available; it may be a species already described under a different name.