(5(J Fr. Kiänzlin. — Orchidaceae-Monandrae-Dendrobiinae. Pars 1 . 



graciles 12 — I ö cm longi, pauciflori ( — 4), vaginulae quaedam in ima basi breves per- 

 paucaeque in scapo, bracteae minutae. Sepala oblongo-lanceolata, obtuse acutata, 

 lateralia postice inentum semilongum, obtusum formantia. Petala plus duplo latiora, 

 obtusa. Labelluni ex ungue brevi convolutuni, subito dilatatum, reniforme, emarginatum, 

 margine undulatum. Gynostemium paulum supra basin foveatum, stelidia rotundata, 

 anthera triapiculata. — Flores aurei, labellum basi purpureo-striatum, sepala lateralia 

 2,3 cm longa, 7 — 8 mm lata, dorsale 1,6 cm longum, aequilatum, petala 1,5 cm longa 

 et lata, labellum 2 cm longum, 2,5 cm latum. Floret? 



Var. elegans Reichb. f. in Gard. Chron. (1880) 1. 743. — Differt caulibus 

 altioribus, basi labelli intense aurantiaca. 



Nordwestmalayische Provinz: Burmah, Hügel bei Thayetmayo (Paris h n. 186!); 

 Shan-hills, Terai (Collett n. 503!). 



80. D. sulcatum Lindl. Bot. Reg. (1838) t. 65; Reichb. f. in Walp. Ann. VI. 

 293; Bot. Magaz. t. 6962; Veitch, Man. Dendrob. 76; Sander, Orch. Guide 76; Rolfe 

 in Gard. Chron. (1887) I. 607; Hook. f. Fl. Brit. Ind. V. 749; Grant, Orch. Burmah 

 123; King et Pantl. Ann. Bot. Gard. Calc. VIII. 55 t. 78. — Caules stricti, pauci- 

 pluriarticulati, fusiformes, supra leviter compressi, profunde sulcati; internodia 2 — 

 3,5 cm longa, toti caules 10 — 30 cm alti, apicem versus foliati. Folia pauca, late ob- 

 longa, acuta, chartacea, 10 — 15 cm longa, 3 — 8 cm lata. Racemi nunc e caulibus anni 

 praecedentis nunc ex hornotinis Orientes, folia subaequantes v. Ulis subbreviores, nutantes, 

 pauci-pluriflori, bracteae minutissimae. Sepala oblonga, brevi-acutata, lateralia mentum 

 brevissimum formantia. Petala elliptica, latiora, obtusa. Labellum obovatum, concavum, 

 margine inflexum, ubique minute fimbriatum, apicem versus irregulariter lobulatum 

 emarginatumque, discus medio velutinus, zona circularis dense pubescens. Gynostemium 

 infra transverse excavatum, pars libera brevis, anthera mitraeformis, stelidia rotundata. — 

 Flores aurei, labellum aurantiacum, basi striis purpureis, radiantibus decorum, sepala 

 petalaque circiter 2 v. 2,2 cm longa, 6 v. 8 mm lata, labellum subbrevius, 1,8 cm 

 longum, 1 cm latum. — Aprili, Maio. 



Provinz des tropischen Himalaya: Sikkim, häufig in den tropischen Thälern 

 (Pantling n. 138!), Khasia-Hügel (Gibson!). 



81. D. Griffithianum Lindl. Bot. Reg. sub t. 1756; Reichb. f. in Walp. Ann. VI. 

 306 et in Gard. Chron. (1877) I. 590; Veitch, Man. Dendrob. 48; Williams, Orch. 

 Grow. Man. 7. ed. 341; Hook. f. Fl. Brit. Ind. V. 749; Grant, Orch. Burmah 96: 

 Sander, Orch. Guide 71. — D. aggregatum Wall. Cat. (1828) n. 741 IB. — Caules 

 e basi tenui valde incrassati, clavato-fusiformes, lutei; nitidi profunde sulcati, 30 — 

 45 cm longi, pauciarticulati, medio 2 — 2,5 cm crassi, apice 2 — 3-phylli. Folia 

 coriacea, oblonga, acuta, ad 9 cm longa, ad 3 cm lata. Racemi medio e caule Orientes, 

 penduli, quam folia longiores, pauciflori v. pluriflori, rhachis elongata, tenuis, bracteae 

 parvae, quam Ovaria multo breviores. Sepala oblonga, obtuse acutata, mentum sepalorum 

 lateralium breve, quam pars antica semilongum, obtusum. Petala fere duplo latiora, ciliolata, 

 interdum suborbicularia, obtusa. Labellum ex ungue brevi subito dilatatum, expansum, 

 suborbiculare, margine antice involuto, ut late ovatum appareat, toto margine et dimidio 

 superiore disci minute ciliatum v. pilosulum. Flores patuli lutei 4 cm diam. 



Var. Guibertii (Carriere) Veitch 1. c. — D. Guiberti Carriere in Rev. Hortic. (1876) 

 t. 431; Illustr. Hortic. N. S. t. 258; De Puydt, Orch. t. 16. — Differt pseudobulbis 

 magis abruptis infra tenuioribus, foliis brevioribus, latioribus, floribus majoribus, intensius 

 coloratis. 



Nordwestmalayische Provinz: Burmah, Chappedong (Wallich!, Griffith!, 

 Herb. Wight!). 



82. D. densiflorum Wall. Cat. (1828) n. 2000; Lindl. Gen. et Sp. Orch. (1831) 

 99, in Wall. PI. As. Rar. I, 34 t. 40 et in Bot. Reg. t. (1828) et in Journ. Linn. 

 Soc. III. 7; Bot. Magaz. t. 3418 et 5780 (var. albo-lutea); Flore d. serres t. 1397; 

 Reichb. f. in Walp. Ann. VI. 305; Warner, Sei. Orch. Ser. 3 t. 21 , Id. Orch. 

 AIIl VII. t. 203; Williams, Orch. Grow. Man. 7 th ed. 334; Veitch, Man. Dendr. 



