48 Fr. Kränzlin. — Orchidaceae-Monandrae-Dendrobiinae. Pars \ . 



Nota. De hac planta nil notum est nisi diagnosis in omnibus libris verbotenus repetita. 

 Probabiliter forma insularis D. heterocarpi Wall. 



39. D. clavatum Wall. Cat. (1828) n. 2004; Lindl. in Paxt. Fl. Gard. II. 108, 

 flg. 189 (Neu Abdr. II. 144, fig. 184); Reichb. f. in Walp. Ann. VI. (1861) 293; Bot. 

 Magaz. t. 6993; Veitch, Man. Dendrob. 31 ; Hook. f. Fl. Brit. Ind. V. 746; Williams, 

 Orch. Grow. Man. 7. ed. 331; Sander, Orch. Guide 69; King et Pantl. in Ann. Bot. 

 Gard. Calcutta VIII. 53 t. 60 et IX. pt. II. 100 (non Roxb. nee Reichb. in Walp. Ann. VI. 

 (1861) 296). — Caules teretes, leviter clavati, multiarticulati, sicci sulcati, ad 60 cm 

 alti v. imo altiores. Folia lanceolata v. oblongo-lanceolata, acuta, 10 — 15 cm longa, 

 1,5 — 2 cm lata. Racemi ex axillis quibusdam supremis, e caulibus defoliatis Orientes, 

 basi vaginulis ochreatis, subcoriaeeis vestiti, plus minus nutantes, pauciflori, bracteae 

 pedicellos arete et alte vestientes, apice retusae. Sepalum dorsale oblongum, obtusum, 

 lateralia ovato-oblonga, postice mentum obtusuin, rotundatum, apertum formantia. Petala 

 elliptica, obtusa, margine levissime repanda undulataque. Labellum brevissime unguicu- 

 latum, convolutum (vi expansum) transverse ellipticum v. suborbiculare, discus pilis, vario 

 modo ramosis puberulus, margo labelli crenulatus undulatusque. Gynostemium breve, 

 anthera alta coronatum. — Flores aurantiaci, fundus labelli macula magna, castanea 

 v. purpureo-brunnea ornatus, margo labelli aureus, gynostemium aurantiacum; sepala 

 2,5 — 3 cm longa, 1 cm lata, petala aequilonga, 2,5 cm lata, labellum aequilongum, 

 expansum 2,8 cm latum. — Maio, Junio. 



Provinz des tropischen Himalaya: Sikkim bei Teudong in 1000 m ü. d. M. 

 (Pantling!); Nepal (Wallich!); Kumaon (Strachey und W T interbottom!); Shilong 

 (Clarke n. 44091!). 



Hinterindisch-ostasiatische Provinz: China, Yunnan (Hancock n. 118!, 

 584!, Henry n. 11836!). 



Nota. Icones Bot. Magaz. t. 6993 et Annales Calcuttenses VIII. t. 60 inter se satis diversae. 

 Specimen in Anglia eultum de quo icon in Bot. Magaz. depieta est, quam maxime luxurians vide- 

 tur. Secutus sum cl. Hookerum, qui plantam Catalogi Wallichiani n. 2004 nostram speciem 

 esse vult neque D. Calceolaria (= mosehatum Carey). 



40. D. aurantiacum Reichb. f. in Gard. Chron. (1887) IL 98; Hook. f. Fl. Brit. Ind. V. 

 (1890) 751 et VI. 187; in Ann. R. Bot. Gard. Calcutta V. (1895) 13, t. 21. — 

 D. chryseum Rolfe in Gard. Chron. (1888) I. 233; Veitch, Man. Dendrob. 28; Hook. f. 

 Fl. Brit. Ind. V. 748; Ridley in Journ. Linn. Soc. XXVI. 392. — Caules fasciculati, e 

 basi tenuiore leviter fusiformes, cylindracei, lutei, nitidi, ad 45 cm alti, circit. 6 mm 

 crassi; internodia 3,5 — 4 cm longa. Folia lineari-lanceolata v. ligulata, apice subbiloba, 

 ad 10 cm longa, 5 — 8 mm lata. Racemi biflori v. pauciflori, rhachis bracteis inanibus 

 3 — 4, obtuse acutatis, brunneo-adspersis vestita, peduneuli satis longi, ad i / 3 longi- 

 tudinis bracteis ochraeeis, vaginantibus vestiti. Sepala oblonga v. obovata acuta, late- 

 ralia mentum breve, obtusum, conicum formantia. Petala sublatiora, oblonga, acuta. 

 Labellum unguiculatum, orbiculare (lobuli laterales omnino obsoleti), margine crenulatum, 

 discus ubique pubescens, margo labelli fimbriatus, lineae quaedem vix prominulae in 

 disco. Gynostemium fere ad foveam stigmaticam et antheram reduetum, stelidia obtusa, 

 anthera alta, profunde bilocularis. — Flores aurei, 4 — 5 cm diam. 



Nordwestmalayische Provinz: Burmah (Hildebrandt); Assam (nach Rolfe). — 

 Hinterindisch-ostasiatische Provinz: West-Szechuen und Tibetanische Grenze 

 (Pratt n. 26!). — Exam. viv. eult. ! 



Nota. Juxta D. clavatum Wall., a quo differt bracteis brevioribus, minus conspieuis, 

 sepalis petalisque angustioribus, inflorescentia breviore. 



41. D. chrysanthum Wall. Cat. (1828) 2012; Lindl. Gen. et Spec. Orch. (1830) 

 80; Journ. Linn. Soc. III. 8; Bot. Reg. t. 1299; Regel, Gartenflora t. 446; Trans. Russ. 

 Hort. Soc. 1864 t. 154; Reicbb. f. in Walp. Ann. VI. 287; Veitch, Man. Dendrob. 28; 

 Hook. f. Fl. Brit. Ind. V. 747; Grant, Orch. Burmah 75; Williams, Orch. Grow. Man. 

 7. ed. 330; Sander, Orch. Guide 68; Warner, Sei. Orch. Ser. 3. t. 6 et Orch. Alb. IX. 

 t. 419; King et Pantl. in Ann. Bot. Gard. Calcutta VIII. 55 t. 77. — D. Paxtoni 



