Plant three feet high, erect. Stemsimple, round. Leaves 
nearly erect, on long stalks, sheathing at the base; petiole 
round ; damina ovate-oblong, shining above, slightly downy 
beneath ; vene primarie spreading ; costales thinner, parallel, 
vanishing at the margin; vemule proprie parallel, conti- 
guous, quite simple; communes none. Head terminal, on 
a short stalk, bursting forth from the vagina of the upper 
leaf, than which it is shorter. Bractee acuminate from 
a broad base, squarrose, pale green, twice as long as 
the flowers. Sepals lanceolate, acuminate, channelled, 
green, a little shorter than the corolla. Corolla violet, 
funnel-shaped,.with a three-parted regular outer limb, 
having ovate-acute segments; /abellum anterior, obovate, 
-emarginate, longer than the outer limb. Stamens petaloid, 
of which two are sterile, and one fertile; the latter placed 
at the side of the labellum, winged in front, diminished at 
back with a small one-celled anthera; of the sterile stamens, 
one stands at the side of the labellum, and has a hooded’ 
end, horned on one side, and keeping back the stigma; 
the other is opposite the labellum, flat, lanceolate, with a 
hollowed disk, in which the stigma is received when it 
springs out of its hood. . Style arcuate; stigma concave, 
prominent, placed below the end. 
' JE: 
