The nearest ally of this species is Z. inflecum, Blume 
(Bnum. Pl. Jave, p. 48), a very rare Javan species, which 
differs in having the bracts almost keeled in the upper 
part and the lip blackish purple. 
Descr.—A tall herb. Rhizome creeping. Stems erect 
or inclined, glabrous, green, eight feet high. Leaves 
almost distichous, oblong-lanceolate, acuminate, glabrous 
above, sparingly pilose or glabrescent beneath, one foot 
long, three inches wide, shortly petiolate; ligule short, 
rounded, entire, membranous at the margin. Scape 
springing from the rhizome ; flower-spike oblong-cylindric, 
six inches long; peduncle one foot and a half long ; bracts 
rotundate, one inch and a quarter wide, one-flowered, 
pale green, margins orange-yellow, involute. Calyx 
spathaceous, one inch long. Corolla-tube subcylindrical, 
an inch and a half long; lobes oblong-lanceolate, acute, 
the uppermost hooded, pale yellow. Lip reddish-brown, 
spotted with yellow; terminal lobe emarginate, a little 
larger than the roundish basal ones. Lateral staminodes 
none, basal narrowly lanceolate. Filament winged, with a 
lateral tooth on either side near the insertion of the 
anther. Style filiform, trancate and surrounded by a 
ring of hairs at the apex.—C. H. Wright. 
Fig. 1, a flower ; 2, vertical section of basal part of flower; 3, anther and 
style; 4, stigma :—all enlarged ; 5, reduced view of the whole plant. _ 
