288 ORCHIDES. 



DENDROBIUM. 



Huc : Dendrobium rhombeum Lindl. B. Reg. XXIX. 17. 

 Caulibus terelibus foliosis, foliis lanceoialis, racemis brevibus, 4 

 floris, sepalis ovalibiis obtusis, pelalis duplo lalioribus ovatis, labello 

 rhombeo undulato aculo medio pubescente, co^umna utrinqiie tubercu- 

 lata pone basin cornu deflexo aiicfa, anthera piibescente. 



Ab aureo ilifTert labello non serraio , floribus minoribus. Flowers in short racemes 

 instead of pairs. — In Manilla leg. Cumingr. — Flor. apud Loddiges cat. 319, Aug. 

 42, — In basi columnae conspicitur antrum quoddam in quod dependet processus 

 odontoidcus. 



44. DENDROBIDM OCHROLEUCUM Tejsm. et Binnendijk Naturk. Tijdsch. Nederl, Ind. 

 Deel V. 1853. 



Caulibus compressiusculis erectis, foliis lanceolatis inaequah' obtusi- 

 usculis, basi semiamplexicauiibus membranaceis 8— lOnerviis, fl, gemi- 

 natis supra axillaribus, labello erecto oblongo limboretuso, phylhs peri- 

 gonii externis oblongo ovatis acutis, internis lineari lanceolatis. 

 Aff. D. aureum, - Salak. 



45. DENDROBIUM INTERMEDIUM Tejsm. et Binnendijk Naturk. Tijdsch, Ned, Ind. Deel 

 V, 1853. 



Caulihiis foliosis compressiusculis , foliis linearilanceolatis oblique ob- 

 lusiusculis. floribus geminalis foliis suboppositis , phyllis perigonii acuti- 

 usculis aeqnalibus, labello obovalo retuso basi axi elevato. 



AfT. D. salaccensi, — Salak. 



46. DENDROBIUM SALACCENSE Lindl. Orch. 56. — Grastidium salaccense BlumeBjdr.333. 



47. DENDROBIUM fiUGOSUM Lindl, Orch. 57. — Grastidium rugosum Blume Uijdr. 333. 



b. Labellum Irilobum. 

 a. Caulis laevis. 



48. DENDROBIUM RUCKERI Lindl, — Bot. Reg, 1843. Misc, 38 el lab, 60. 



Caulibus teretibus, foliis ovato-lanceolatis; acuminalis planis, flori- 

 bus gemellis, sepalis patuhs obtusiusculis convexis margine reflexis, la- 

 teralibus sublriangulanbus, labelh trilobi lobis rotundatis intermedio 

 undulato axi elevata villosa. 



Perigonii phylla extus albido flaveola. intus ochraceo- flava , labellum extus roseum, 

 intus lobo medio flavo , lateribus intus albis margine flavis , medio aurantiacis , axi 

 elevato villoso albo, — We presume this plant to be one of Mr. Cumiog's discoveries 

 in the Philippines, allhough no trace of it i.s to be found among his dried specimens, 

 — It belongs lo Pierardi with sanguinolentum, chrysanihum, Cambridgeanum, rugosum. 

 salaccense, Paxtoni. aureum. — A Manilla (?) plant, which has laiely flowered with Mr. 

 Rucker. It is sweet - scented , handsome, and disiinguished by its clear yellow nan- 

 kin coioured flowers , the lip of which is a Imlc stained wiih rose colour. 



49. DENDROBIUM SANGUINOLENTUM Lindl. in Bot. Reg. 1842, XXVIII, Misc. 73. 1843. 

 XXIX. 43. 6. 



Caulibus teretibus penduhs, foliis ovalo -lanceolatis, floribus gemel- 

 lis, sepalis pelalisque ovalis obtusiusculis patulis, labello trilobo giabro 

 lacinia intermedia retusa nunc utrinque plicata; ungue concavo brevi 

 appendice cornuformi pubescente retrorsa aucto. 



Flores flavi , violascenti , purpureo et (medio in labello) rubro picti. — Mr. Nighlin- 

 gale misit ad ducom of Norlhumberland e Ceylonia. — Adesl varietas quaedara ex 

 Lindi. labello quidem diversa (flg, 2), quae violascenti purpureo non picta. Sed facie 

 et omnino oequalis alii plantae. — Flowers as larga as these of D. aggregaium of a 



