Pinalia daymaniana Ormerod, Malesian Orchid J. 7 (2011) 78, fig. 1.
Type: L.J. Brass 23155 (holo AMES).
Synonyms:
Epiphytic herb. Rhizome short, with several terete, pubescent roots. Stems approximate, erect, , terete, apically 4- leaved, 12.5—19 by 0.3—0.6 cm. Leaves narrowly oblong-ligulate 10.5—15 by 1.28—2.4 cm; basally shortly attenuate; apex obtuse to subacute; thin. Inflorescences 2 or 3 per stem, axillary, emerging from between leaf bases, 4.7—5.7 cm long, sublaxly c. 20- flowered; floral bracts ovate, 0.25—0.5 by 0.1.8—0.2 cm; apex acute. Pedicel and ovary subclavate 0.5 cm long,. Median sepal oblong-lanceolate, 0.8 by 0.21 cm; apex acute; 3-nerved. Lateral sepals oblong, 0.75 by 0.24 cm; apex subacute, dorsally carinate; 3-nerved. Petals oblong-lanceolate, 0.7 by 0.275 cm; apex subacute to obtuse; 3-nerved. Lip ovate, 0.34 by 0.2 cm; in basal half with 2 divergent lamellate keels; margins minutely irregular in upper half; apex subacute; 3-nerved, outer nerves branching. Column semi-terete, c. 0.15 cm long; column foot obliquely triangular in lateral view, 0.095 cm long,
(after Ormerod 2011)
Inflorescences pale greenish yellow. Flowers pale greenish yellow, lower part of lip purple; pedicel and ovary pale greenish yellow.
Epiphyte in Nothofagus forest. Altitude 1550 m.
Malesia (NewGuinea, endemic)
Papua New Guinea (Milne Bay Province)
Cool growing epiphyte.
June, July
Pinalia dayinanensis is closely allied to P. maboroensis but is distinguished by the greenish yellow sepals and petals (not white with yellow tips), petals wider (not narrower) than the sepals and a unique short, broad column-foot.
Sponsored Ads