294 " ORCHIDES. 



DENDROBIUM 



Afflnity witch D. flmbriatum and moschatum, to ihe iatter of which we were forraerly 

 led by bad specimens lo refer it as a synonyme. From D. flmbrintum it dilfers in 

 having large menihranous bracts and no deep fringes to thelip. Initsbracts it agrees 

 with D. nioschatura and in the flowers appearing from within hard scales , but the 

 lip has noi ihe inflexed edge and slipper form of ihat species, and the racemes are 

 much shorter. 



** Non aurea. 



1. 1. Mentum triangulum. 



74. DENDROBIUM DALHOUSIANUM Paxt. Mag. of bot. Xf. t. 145. — Lindl. Bot. Reg. 1846. 

 t. 16. 



Caulibus leretibus subfusiformibus strialis; foliis ovato lanceolatis ob- 

 tusis, racemis horizontalibus 5 — Tfloris; bracteis squamaeformibus, se- 

 palis ovalis, pelalis conformibus multo majoribus, labello indiviso ob- 

 lonpo medio constricto, basi foveato, parle superiore obtuso glanduloso 

 villoso laleribus erosis glabris, lamellis 3 per medium brevibus laciniis- 

 que utrinque uniserialis inflexis; cornu brevi obtuso. 

 Ind. or. — Van Houlte Fl. S. VH. 698. 



75. DENBROBIUM FORMOSUM Ltndl. - B. Reg. XXV. 1839. 64. 



Caulibus teretibus pendulis pilosis, foliis distichis ovatis apice obii- 

 que emarginatis obtusis, racemo brevi terminali 4—5 floro , bracteis 

 brevibus ovatis, (floribus maximis), sepalis oblongis acutis: lateralibus 

 basi longe productis. petalis duplo latioribus acutis, labello obovato 

 dilatato retuso cum basi columnae in calcar obtusum connato. Lindl. in 

 Wall. PI. As. Rar. p. 34. t. 39. 



Dendrobium formosum Roxb. Fi. Ind. III. 485. Wall. Cat. 1998. 

 Roxburgh found it on trees in the forests of Sylhet, and in the Garrow mounlains fl. 

 April, May. — Wallich gathered it on the mouniains of Nepal and Sylhet, also in the pro- 

 vince of Martahan nearMouimein and in Tavoy on the Tenasserira coast flowering and 

 fruiting in boih the dry and rainy seasons. Mr. Griffith also met with it on irees in 

 damp piaces in the neighbourhood of Moulmein. — Perigoniura candidum labelio 

 medio luteo. 



Porro: Lindl. Bot. Reg. XXIV. 1838. Misc. 86. — This noble plant, whose large 

 ivory-white flowers are unrivalled for beauty in even the rich Flore of India , was 

 sent frorn Chatsworth on the 12. May : having been imported for the Dutie of Devon- 

 shire by Mr. Gibson , his Graces coHector in the East Indies. The flowers grow at 

 the end of a leafy stem , and are between 3—4'" is expausion with every part of the 

 purest and most transparent white, except one delicate lozenge shaped , bufl"- colou- 

 red blotch in the centre of the lip. Neither Ihe form , nor the colour of ihis is cor- 

 rectly given in Dr. Waliich's work above quoted. 



76. DENDROBIUM MUTABILE Lindl. Orch. 50. Huc : Onychium nmlahile BU Bjdr. 824. 

 — Onychium rigidum Bl. p. 324. — Dcndrobium rigidum Lindi. Orch. 51. 



IIuc: Dcndrobium (Onychium) triadenium Lindl. Bot. Reg. 1846. sub t. 64. — Bot. 

 Rcg. 1847. 1. 



RaJicibus villosis, caulibus elongatis terelibus rumosis basi lusifor- 

 mibus, foliis ovato - oblongis obtusis, panicula brevt terminaii conferti- 

 jlora, racemosa, sepalis ovatis acutis, petalis labflloque oblongis undulatis 

 roliindalis emarginatis, hoc glabro utrinque unidentato medio tuberculo 

 tricrenato aucto, meuto brcvi obtuso, columiia apice dentata, stigmate 

 villoso. 



Flores albi , crcna aurantiaca , striolae roseae. — East Indies. 



77. DENDROBIUM JAPONICUM Lindi. Orch. 89. — Onifchium japonicum Bl. Bijdr. 328. 



78. DENDROBIUM NUDUM Lindl. Orch. 85. — Onychium nudum Bl. Bijdr. 325. 



