IONE. 159 
in two pairs, each pair attached to a long cartilaginous caudicle lying on the upper 
surface of a rostellar process, free and adhesive at the end. Bot. Mag., t. 6344 (evel. 
syn. Grif); Walp. Ann. VI, 636; Benth. in Gen. Plantar. ІП, 503. Bulbophyllum 
paleaceum, Hook. fil. Fl. Br. Ind. V, 769. 
Sikkim, elevation about 6,000 feet; very common.  Pantling No. 100; in flower 
during October and November. Bhutan; Clarke, Gamble. 
The sepals and petals are tr ишем greenish-white, with numerous netted pink 
nerves. The lip is of а deep purple with two pale lines towards the middle; the 
sub-acuminate apex being of a paler purple. 
Prare 215.—Jone paleacea, Lindl, А plant; of natural size. Fig. 1 a flower, 2 floral bract, stalked 
ovary, column with its foot and the lip, 3 callosity near the basa of the lip showing its two chambers, 
the narrow groove separating them and their cancellated structure, 4 column with pollinia in situ and the 
foot, б pollen masses and their caudicles, front view, 6 pollen mass, side view; al enlarged. 
9. Ione BICOLOR, Lindl. Fol. Orchid. 3. 
Rhizome about *1 in. thick, naked; pseudo- bulbs about ‘75 in. apart, obpyriform, 
the base sometimes very broad, :5 to :65 in. long. Leaf linear, obliquely bifid at the 
apex, slightly narrowed to the sub-sessile base; length 2:5 to 4 in. сарез solitary 
or in pairs, somewhat shorter than the leaves; the peduncle about equal to the raceme, 
minutely bracteate. Raceme with six to eight distichous flowers; floral bract lanceolate,, 
longer than the stalked ovary. Flowers '& in. long. Sepals sub-equal, the single dorsal 
and the connate lateral pair widely diverging, lanceolate, acute, pale and translucent 
like the petals and with claret-coloured nerves. Petals elliptic, blunt, spreading at right 
angles to the sepals. Zip claret-coloured, panduriform, truncate at the base and with two 
minute auricles; the anterior part expanded and deeply serrate except at the emarginate 
apex; upper surface slightly concave, but with a white elliptic thickened process 
extending beyond the margin at the apex. Column short, the foot very short; rostellum - 
consisting of two elongated processes on which rest the caudicles of the pollinia. 
Pollinia 4, equal, ovoid, attached by pairs to two elongated caudate-acuminate caudicles. 
Reichb. fil. in Walp. Ann. VI, 637. Sunipia bicolor, Lindl. Gen. and Spec. Orchid, 
179; Sert. Orchid., frontispiece, fig. 5. Bulbophyllum bicolor, Hook. fil. Fl. Br. Ind. V, 
770. one khasiana, Lindl. Fol. Orchid. 2; Reichb. fil. Walp. Ann. VI, 636. Dipodium 
khasianum, Griff. Notul., 354; Ic. PL Asiat., t. 327, fig. 2. 
Sikkim, at elevations of 6,000 or 7,000 feet; very common; flowering October 
to December; Griffith, No. 5137; Pantling, No. 247. Nepal. Bhutan. Khasia Hills; 
Griffith (No. 5138), Hooker, Thomson, Mann. : 
Pirate 216.— Tone bicolor, Lindl. A plant; of natural size. Fig. 1 flower, front view, 2 bract, 
stalked ovary, column with its foot, anther, side view, 3 column, front view, 4 pollinia with their 
caudicles, 5 two pollinia with the каше after removal from the anther, 7 a capsule; ай enlarged, 
6 two capsules; of natural size. 
8. IONE ANDERSONI, new species. 
Pseudo-bulbs ovoid, 73 in. long, attached close together or slightly distant from each 
other on a thread-like rhizome. Leaf sessile, narrowly elliptic-oblong, the apex blunt 
and slightly notched; length :5 to 1:25, breadth about ‘25 in. Peduncle erect, as long 
as the pseudo-bulb, 1- to 2-flowered. Flower "95 in. across; floral bract lanceolate, half 
