ia | SCITAMINEQ. 229 
(not of Don). Platanthera constricta, Lindl. in Wall, Oat, 7043. 
Herminium constrictum, Lindl. in Bot. Reg. under t. 1449, Peris- 
tylus constrictus, Lindl. Gen. and Sp. Orch. 300. 
Tubers oblong, hairy. Stem stout, 2-3 ft. high, clothed at the base 
with wide blunt sheaths. Leaves five or six, on upper portion of 
stem, more or less whorled, 4-7 in. long, ovate-elliptic, acute or 
- acuminate, narrowed towards the long sheaths; bracts on the pe- 
duncle linear-lanceolate, acuminate. Spike broadly cylindric, 4-8 in, 
long, many-and densely-flowered. Flowers spreading, white or pale 
yellow, sweet-scented ; floral bracts large, erect, lanceolate, acuminate.. 
about as long as the ovary. Sepals subequal, }-2 in. long, oblong, 
obtuse, ciliolate ; lateral pair spreading, with involute edges. Petals 
larger than the sepals, obliquely ovate-lanceolate, somewhat gibbous 
on the lower side, spreading upwards in front of the dorsal sepals, but 
not connivent to forma hood. Lip as long as the petals, 3-lobed to 
about the middle ; lateral lobes linear, acuminate, somewhat diverging 
at their tips; midlobe shorter, oblong, tapering toa blunt point. 
Column very short and broad. Anther-cells close together but not 
contiguous ; tubes none. ' Pollinia obovoid, caudicles short, tapering 
to. the large oblong-elliptic glands. Staminodes oblong, obtuse. 
Stigmatic processes clavate, spreading. Rostellum erect, 2-fid. 
Siwalik range (Duthie) ; Dehra Dun, in sl forests (Mackinnon). Flowers 
during July and August. DisTr1g.: Outer Himalayan valleys in 
Kumaon andin Sub-tropical Sikkim ; alsoin Assam, Chota Nagpur’ 
and Chittagong, extending to Upper and Lower Burma. 
CVIII. SCITAMINEG. 
Herbs, often large, frequently with a pseudostem of convolute 
leaf-sheaths, rarely with a woody caudex. Leaves radical or 
cauline, usually membranous; sheaths generally large, clasping 
the stem; lamina with a strong midrib; secondary nerves close 
pinnate, parallel. Flowers 2-sexual, rarely 1-sexual (as in Musa), 
irregular, solitary or spicate; bracts membranous or herbaceous, 
bracteoles membranous or none. Perianth 2-seriate, superior ; 
outer segments 3, calycine, rarely petaloid, free and imbricate 
or connate in an entire toothed or spathaceous tube ; inner seg- 
ments petaloid, connate in a long or short corolla-tube, free or 
adnate to the petaloid staminodes ; limb 3-partite, the segments: 
