78 OXLVIII. ORCHIDE^E. (J. D. Hooker.) [Microsaccus. 



diam. ; sepals lanceolate, greenish ; petals shorter and narrower ; lip orbicular, apicu- 

 late, thick, greenish, base constricted into 2 obscure side lobes ; pollinia 4, globose, 

 gland rather large. Described chiefly from a drawing and description by Scortechini. 

 The Java and Bornean specimens are not in flower, but otherwise agrees with the 

 Indian. 



70. DXPXiOCENTRUnX, Lindl. 



Epiphytes ; stems short leafy, pseudobulbs 0. Leaves distichous, 

 narrow, fleshy, subterete or complicate. Peduncle lateral, often branched ; 

 flowers small, in long subspiciform racemes. Sepals free, connivent, sub- 

 equal or the lateral larger. Petals like the dorsal sepal. Lip sessile, 

 jointed on the base of the column, spreading, entire, shortly 2- spurred, 

 disk fleshy. Column very short, 2-auricled, truncate ; anther 2-celled ; 

 pollinia 2, ovoid, sulcate or 2-partite, attached by a broad strap to a 

 broad gland. Species 2-3, Indian. 



1. D. recurvum, Lindl. in Bot. Reg. under t. 1522; in Wall. Gat. 

 7331; Gen. & Sp. Orchid. 218; leaves 4-6 in. linear, panicle long-pedun- 

 cled, branches spreading. Wight Ic. t. 1680, and D. longifolium, Wight 

 1. c. t. 1681. Cymbidium alofoiium, Herb. Heyne. 



NILGHEKY and TRAVANCORE, Wight, &c. CEYLON, in the Central Province, 

 Stem 2-6 in., densely leafy. Leaves linear, keeled, \-\ in. broad, unequally 

 obtusely 2-fid, recurved. Panicle with peduncle 5-8 in. ; flowers J in. diam., densely 

 crowded towards the ends of the spreading branches ; bracts minute, acute ; sepals 

 and petals deep pink or brownish tinged with pink ; lip ovate-oblong, longer than 

 the petals, entire, pinkish lilac or crimson spur much shorter than the blade of the 

 lip, conical, incurved, obtuse ; column very stout, auricles incurved, rostelluin 

 inconspicuous ; anther truncate, cells basal, strap of pollinia narrowed from the broad 

 base upwards. Capsule % in., clavate. 



2. D. congrestum, Wight Ic. t. 1682; leaves 2-3 in. broadly 

 oblong, spike very stout stoutly peduncled simple or shortly branched at 

 the base. 



TRAVANCOBE; in the lyamallay Hills, Wight. 



Stem very short. Leaves -|-f in. broad, deeply unequally 2-lobed, lobes obtuse. 

 Peduncle with dense-fld. spike 4-6 in., rachis very stout ; bracts minute, acute ; 

 flowers about . in. diam. ; colour, lip, spurs, column, anther and pollen m uch like 

 D. recurvum. 



70/2. IKVSTACimUXKj Lindl. 



Epiphytes, pseudobulbs 0. Leaves few, distichous, linear, coriaceous. 

 Flowers in axillary racemes, small. Sepals and. petals subequal, free, spread- 

 ing. Lip adnate to the base of the column, 3-lobed, spurred. Column 

 very short, foot ; anther hinged on to the top of the column ; pollinia 2, 

 globose, attached by separate straps to the gland. Species about 20, 

 tropical African and one Cingalese. 



This genus should, I think, be reduced to Angraecum. 



TC. zeylanicum, Trimen. Cat. Ceylon PI. 90. Angraecum zey- 

 lanicum, Lindl. in Journ. Linn. Soc. iii. 40; Thwaites Enum. 306. 



CEYLON ; near Galle, Champion. 



Stem 3-4 in. Leaves 6-10 by f-f in., flat, narrowed to the acuminate apex, 

 rigid, many-nerved. Scapes many, shorter than the leaves, very slender, rigid, 



