Pachystoma.} ORCHIDACEM. 1013 
spikes, or heads, or on 1-2-flowered pedicels. Sepals free from 
each other, adnate to the elongated foot of the column, and form- 
ith it a short or long, and spur-like or saccate mentum. 
Petals ssh sepals; lip sessile on the foot of the column and 
incumbent. Colwmn short and straight, or long and little pi: 
Anther imperfectly 4-celled or 8-celled ; pollinia 8, waxy, pyriform 
or broadly obovoid, attached in four s by their bases to a granular 
membrane, or occasionally all atta’ together to a single viscus. 
Flowers glabrous externally :— 
Plants very small, not exceeding 2 in. in height; scapes from among 
the leaves ; bracts minute; leaves submembranous, apiculate 
muscicola, 
Plants never less than 4 in. in height; scapes from below the leaves; 
bracts large; leaves firm, obliquely 2-fid bractescens 
ely 
Flowers woolly externally ; plants never less than 9 in. in height; — 
from base of pseudobulbs ; leaves firm, acuminate flar 
2050. Erra muscrvota Sie oF. Ba book 
ota Na. 
A small uae Reeobthe subglobose, crowded, 
about *5 in. long, nodes 
2051. ERIA BRACTESCENS Lindl. ; =m sf I, v,. 796. 
Chittagon 
An Rs with crowded , oblong, I 
of 2-3 nodes, 1-1°5 in. long. 
2052. Erta vuava Lindl.; F. B. I. v. 801. 
Chota Nagpur. 
An epiphyte, with large, flattened, pseudobulbous stems 
of 4-6 nodes, 3-5 in. long. 
901. Pachystoma Lindl. 
Terrestrial herbs, with rather = rootstocks; leaves solitary 
or in pairs, following the flow ong, narrow, many-nerved. 
Flowers rather small, spieclraeie lithe or pale purple, in racemes 
on long, pale scapes, with striate, clasping sheaths. Sepals un- 
ral subac 
al, the dorsal blunt, the late te. Petals narrow, 
spathulate; lip sessile on the footless column, erect, with oblong, 
acute side-lobes, and a ermi olumn short, its 
apex dilated. Anther dorsal; jpellinds 8, waxy, pyriform, adhering 
to a single membrane. 
