186 
RIDLEY. 
stiff, short, rusty hairs. Branches of the inflorescence usually 2-flowered. 
Bracts oblong, cuspidate, 2 cm long, glabrous except the pubescent tip 
and cusp. Ovary globose, scabrid. Calyx campanulate, 1.5 cm long. 
3-lobed, the lobes acute, deeply split on one side, scabrid-pubescent. 
Corolla-tube shorter, glabrous, the lobes broadly oblong, truncate, the 
upper one 2 cm long, 1 cm wide. Lip 3 cm long, ovate, acuminate, the 
apex rounded, crisped, retuse, a central keel near the base, apparently 
yellow, blotched with red. Staminodes two low rounded crests covered 
at the base with silky hairs, the mouth of the corolla-tube also silky- 
hairy. Filament long, glabrous. Anther short. Capsule 2 cm long, 
nearly glabrous, a few hairs at the base, strongly ribbed. 
Batanes Islands, Santo Domingo de Basco, Bur. Sci. 3679 Fenix, Bur. Sci. 
31J/1 Mearns. Hillsides; flowers yellow. 
6. A. musaefolia Bidl. in Elm. Leafl. Philip. Bot. 2 (1909) 604. 
Stems two or three together, about 6 m tall, 14 cm in diameter at 
the base. Leaves three to five on a stem, 14 to 20 cm apart, oblong, 
glabrous, subherbaceous, 1.2 to 2.1 m long, 24 cm wide, midrib stout, 
dark green above, paler beneath; petiole 10 cm long. Inflorescence 
terminal, glabrous, spicate, the peduncle 30 cm long, 2 cm thick, the 
rachis about 60 cm long. Flowers subsessile, pedicels thick, 3 mm long. 
Calyx campanulate, broad, 1 cm long, the lobes short, rounded, glabrous, 
green. Corolla-tube as long as the calyx, thick, the lobes broad, oblong, 
thick-textured, succulent, the upper one hooded, 1 cm long, white, the 
lip a little longer and with thinner edges, lanceolate, boat-shaped, entire, 
the apex blunt, entire. Staminodes rather large, linear-oblong, fleshy, 
glabrous, obtuse. Anther linear-oblong, the connective slightly prolonged 
and emarginate. Fruit obovoid, glabrous, smooth. 
Negros, Cuernos Mountains, near Dumaguete, Elmer 9539, at an altitude of 
about 1200 m. A remarkable plant on account of its banana-like size and 
habit, and absolutely glabrous in all parts. Its nearest affinity is with A. gla- 
brescens Bidl. 
Endemic. 
§ ILellenia. 
7. A. pyramidata Blume Enum. PI. Jav. 1 (1827) 58. 
A. galanga Sw. var. pyramidata (Blume) K. Schum.; Pflanzenreich 20 (1904) 
316. 
Stem tall and stout. Leaves lanceolate, acute, the base acuminate, 45 
cm long, 8 cm wide, the upper surface glabrous, beneath hairy; petiole 
hardly distinct, 1 cm long; ligule nearly as long. Panicle dense, many- 
flowered, 35 cm long, the rachis below very stout, densely pubescent, 
branches 2 cm long. Bracts lanceolate, deflexed, 5 mm long. Flowers 
3 cm long, the pedicel 8 mm. Calyx short, tubular, equally 3-lobed, the 
lobes triangular, acute, pubescent, 1 cm long. Corolla-tube a little 
longer, thick, the lobes linear-oblong,, the upper one hooded, all pubescent. 
Lip spathulate, the claw straight, the limb triangular, base cuneate, apex 
