DendrnliumJ] CXLVIII. ORCHIDE/E. (J. D. Hooker.) 733 



acuminate 5-nerved lateral sepals conical obtuse, lip hardly lobed obovate- 

 spathulate contracted about the middle, basal half 7-nerved with convex 

 sides fleshy with 7-9 close-set crested ridges. D. excisum, Lindl. in Sot. 

 Reg. 1841, "Misc. 77. 



PENANG, Wallich, Main gay (Kew Distrib. 1611). 



Very like D. revolutum in habit, but stems shorter not so robust, internodes 

 longer, leaves smaller linear-oblong unequally 2-toothed, flowers about half the size 

 white sessile, and lip very different. Lindley (in Hook. Journ. Bot. vii. (1825) 355) 

 erroneously refers this to Appendicula bifaria. 



92. D. metachilinum, Reichb. f. in Bonplandia, iii. 122 ; flowers 

 fleshy in short corymbiform racemes, bracts short, dorsal sepal ovate obtuse 

 5-nerved, petals obovate oblong obscurely 3-nerved, mentum longer than 

 the recurved acute lateral sepals conical straight obtuse, lip spathulate 

 concave lamellate at the base, tip with two small short side lobes that 

 overlie the subreniform small caruncled concave fleshy midlobe. 



MALACCA, Cuming, Maingay (Kew Distrib. 1612). 



Stem rather stout, 12-18 in., deeply grooved when dry. Leaves 2-3 in., linear- 

 oblong, unequally 2-fid, recurved, coriaceous, complicate below, lowest sometimes 

 longer and lanceolate. Flowers nearly in. diam., chrome yellow ; bracts minute; 

 peduncle and pedicels each ^-4 in. 



Sect, XII. EUDENDROBIITM (see p. 711). 



* Mentum as long or nearly as long as the dorsal serial. Flowers like 

 those of sect. Formosa, but lateral, yellow, or white with yellow or red 

 markings ; lip usually narrower than broad, very narrow in D. nutans, 

 Jerdonianum & Arachnites. (See also D. amcenum f6r long spur.) /} 64 



93. Di xanthophlebium, Lindl. in G-ard. Chron. 1857', 268; 

 in Journ. Linn. Soc. iii. 16 ; flowers on the leafless branches 2-nate white 

 with yellow and brown veined lip, sepals and petals lanceolate acute, 

 mentum conical acute, lip broad, side lobes large triangular subacute, 

 midlobe orbicular crisped scabrid, disk fleshy. Batem. in Sot. Mag. under 

 t. 1515 ; Veitch Man. Dendrob. 84. D. marginatum, Batem. I. c. t. 5454. 



TENASSEKIM ; at Moulmein, alt. 4500 ft., Parish, Lobb. 



Habit and foliage of D. longicornu, but stems glabrous, striped green and white, 

 and flowers axillary, much more open, 1^-2 in. diam. 



94. D. Ruckeri, Lindl. in Bot. Reg. 1843, Misc. 8, t. 60; stems 

 slender pendulous, flowers with the leaves solitary or 2-nate from a short 

 sheathed peduncle shortly pedicelled, pale yellow with lip pink or yellow 

 with red veins, dorsal sepal and narrower petals subs path u lately oblong 

 obtuse, lateral larger obtuse, mentum ventricose, tip contracted obtusely 

 2-lobed, lip sessile subtrapezoidly obovate, base auricled, lateral lobes 

 large rounded convolute, midlobe orbicular crisped, disk with a villous 

 green ridge. Wai p. Ann. vi. 288. 



KHASIA MTS. (Ic. in Herb. Calcutt.). DISTRTB. Philippines (fid. Lindley). 



Stem 1-2 ft., often branched ; internodes 1-2 in. Leaves 3-5 in., lanceolate, 

 acute. Flowers 1J in. from tip of dorsal sepal to that of mentum, pale primrose. 

 Spur twisted and lip pink in the Khasia plant. 



95. D. lutecium, Batem. in Gard. Chron. 1864, 269; stem erect, 

 leaves linear-oblong acute coriaceous, flowers 2-4 on a short axillary 

 peduncle yellow, sepals oblong subacute, petals much broader obtuse, 



