r 



1315 



DENDROBIUM* longicornu 



Long-homed Dendrobhim. 



GVNANDRIA MONANDIIIA. 



Nat. ord. Orchideje, § Malaxidece. * Dendrobicee. 

 DENDROBIUM. — Supra, vol. 7. fol. 548. 



A 



Sect. Catties undique foliosi, cylindracei, scepc penduli, Lind. Gen. et 



^p. of Orchideous Plants, ined. 



D. longicornu; caulibus erectis hispidis flexuosis, foliis ovato-lanceolatis 

 apice valde obliquis, floribus fasciculatis v. solitariisterminalibusjbracteis 

 ovatis acurainatis hispidis pedicello multo brevioribus, sepalis lateralibus 

 in calcare longo acuminate connatis, petalis sepalo supremo conformibus, 

 labello infundibular! cucullato integro dentato basi cum pede columnae 

 accreto. 



Dendrobium longicornu. LindL in Wallich cat, no. 1997. 



Arhorum parasiticum, s<epiiis dependens. Radix constans: Jibris cylin- 

 dricis copiosiSy carnosis, fasciculatis. Caules plures, graciles, sulcati, 

 Jiexuosi, semipedales sen pedaleSy quin bipedales^ pilis paleiformibus copiosis,' 

 utris, subdeciimbentibus, solubilibus conspersus^ cetate gtabriorcs. Folia 

 alternay bifari^ patentia^ interstitiis triplo longiora, lineari-lanceolaia , ex- 

 trorsum atienuatUy apice valde oblique bidentata, dentihus angnstis, obtusis^ 

 altero abbreviato ; basi acutiuscula, sessiliaj brevissimc i^aginantia ; 3-4~pol- 

 licaria, glabra, obsolete ^-nerviUy lineatay planiuscula, Flores magni^ albi, 

 bipollicaresy inodori, glabri^ ^auci^ terminales, mmc laterales in caulibus 

 aphyllis, stiffulii pedunculo carnoso^ cylmdrico, paleuceo-pilostdo, cum ovario 

 oblpngo-clavato polliccs duos emetieniibus, Bracteee du<e, lanceolata, acutce^ 

 carinatcBy pilosulcBy \~unguiculares ad basin pedunculi. Sepala erecto- 

 patenting lanceolata, acuiay subcarinaia ; superius levissimk fomicatum ; 

 lateralia columnte adnata^ deorsum valde ddatata, cumque basi columnce 

 producta in calcar longum infundibuliforvie, attenuatum, apice teres, 

 ovariu?n (Bquans. Petala sepalis subconformia y infra supcrius subconni- 

 ventia. Labellum magnum, infundibuliformCy rectuyn, lamind 6revi, ovatd, 

 obtusdy stibretusd, ciliato-fimbriatd ; marginibus obtusis, conniventibtis ; disco 

 papilloso-glandulosoy lineisque parallelis flavis ornato ; basi valde attenuatdy 

 desinens in calcar f oris. Columna columnaris crassa, anticc plana ; infcrnc 



« * 



See fol. I2;J9. 





