Dendrobium. 175 



322. D. Schwartzkopffianum Kränz], in Notizbl. Bot. Gart. Berlin n. 13 (1898) 

 106. — Caulis bambusiformis elatus, validus foliosus, ad 1 m altus v. altior. Folia 

 copiosa arcte vaginantia, e basi ovata longe acuminata, linearia, ad 20 cm longa, basi 

 I cm lata. Bacemi biflori, brevissimi e squamis 2 cartilagineis Orientes. Sepala petala- 

 que ovata, in caudas tenues, filiformes, leviter tortas aucta, sepala lateralia in mentum 

 rotundatum, incurvum, obtusum coalita. Labellum toto ambilu elongato-rhombeum, 

 lobi laterales oblongi, acuti, minutissime denticulati, lobus intermedius ter v. quater 

 longior, anguste triangulus, margine in lacinias numerosissimas filiformes, simplices vel 

 bi-tripartitas dissolutus, callus satis elevatus in basi inlra lobos laterales. Gynostemii 

 pars libera brevis, stelidia rotundata, margo gynostemii utrinque in labellum descendens 

 ibique mox evanidus, anthera plana, filamentum subulatum. — Flores pulcherrimi, hya- 

 lini, fugacissimi , sepala lateralia 6 cm, dorsale et pelala 5 cm longa, labellum 2,5 — 

 3 cm longum. — Floret? 



Papuanische Provinz: Neu-Pommern, Balum, auf lebenden Baumstämmen am 

 Mangrove-Flusse (Dahl!). 



Nota. Habilu et statura majore quam D. biflorum Swartz florum indoles et fabrica primo 

 aspeclu illius speciei simillimae, sed llores plus duplo majores, fimbriae labelli longiores et 

 saepius divisae, callus labelli omnino diversus neenon lobi laterales oblongi nee trianguli ut in 

 ü. bifloro. — Fimbriae lacinialae fere illas D. Brymeriani repetunt. 



323. D. biflorum (Forst.) Swartz in Nov. Act. Soc. Sc. Upsal. VI. (1799) 84 et Act. 

 Holm I. (1800) 2 5 6; Willd. Sp. PI. IV. n. 17; Lindl. Gen. et Sp. Orch. 78; Bot. Beg. 

 XXI. (1826) sub. t. 1756 et XXX. sub t. 1844; Beichb. f. in Walp. Ann. VI. 292 et in 

 Seemann, Fl. Vit. 30 2. — Epidendrum biflorum Forst. Prodr. (1786) 60. — Caulis 

 tenuis, gracillimus, firmus, ad 40 cm altus, v. interdum altior, 2 mm crassus, luteo- 

 nitidus. Folia linearia, acuminatissima, apice minute bilobula, 6 — 8 cm longa, basi 4 — 

 5 mm lata, vaginae foliorum semper costatae. Bacemi media e vagina foliorum Orientes, 

 brevissimi, biflori, squamae 2 cartilagineae in basi, una majore hyalina, retusa rhachin 

 6 — 8 mm longam vestiente, bracteae vix ullae, pedicelli cum ovario 1,5 — 2 cm longi. 

 Sepala triangula, lateralia mentum ipsis vix aequilongum, triangulum, apice obtusum, antice 

 apertum formantia. Petala lanceolala, omnia in caudas quam ipsa sesquilongiores clon- 

 gata. Labellum toto ambitu rhombeum, antice obscure trilobum, lobi laterales antrorsi, 

 acuti, medius multo major, acutus, toto margine ciliis longis instruetus, lineae per dis- 

 cum 3, paulum elevatae (si mavis callo a basi apicem usque supra bisulcalo). Gyno- 

 stemium generis. — Flores albi, tenerrimi, sepala petalaque cum caudis ad 3 cm longa, 

 sepala lateralia basi 6 — 7 mm lata. — Junium usque. — Fig. 1 I A, B. 



Melanesische Provinz: Samoa Inseln, Upolu am Letogoflusse (Beinecke 

 n. 234!). — Otabeiti (Mathews, Lesson!, Forster!). — Fiji Inseln, Viti Levu (See- 

 mann n. 582). — Salomons Inseln, San Cristobal (Micholitz!). — Ohne genauen Stand- 

 ort (Guillemin!). 



32 4. D. multicostatum J. J. Smith in Bull. Dep. Agric. Indes neerland. V. (1907) 

 II. — Gaules elongati, penduli, tenues, quadranguli, longitudinaliter sulcati, foliati, ad 

 70 cm longi, 4 mm crassi, internodia 2,5 cm longa, suprema minora. Folia linearia, 

 apicem versus sensim angustata, valde inaequali-biloba, viridia, nitida, subtus opaca, 

 coriacea, ad 10 cm longa, 7 mm lata, vaginae lubulosae. Bacemi pauci, breves, 

 uniflori. Pedunculus 6 mm longus, basi vaginulis brevissimis tectus, bractea parva, 

 triangula, adpressa, pallide brunnea, 1,3 mm longa. Sepalum dorsale ovatum, conico- 

 apiculatum, acutum, apice reflexum, lateralia oblongo-triangula, apice recurva in apicu- 

 lum conicum contraeta, postice mentum calcariforme partim clausuni (sepalis scilic. 

 connatis) tenue, obtusum, ovarium versus leviter recurvuni formantia. Petala euneato- 

 obovato-oblonga, obtusa, apicem recurvuni versus erosula. Labellum e basi unguiculata 

 pedi gynostemii in mentum tenue descendens adnatum, antice valde dilatatum, latissi- 

 mum, valde coneavum, antice trilobum, lobi laterales e basi lata trianguläres falcati, 

 acuti, ereeli, lobus intermedius multo major bilobus, lobulis rotundalis, margine antico 

 recurvus, undulatus, discus costis 1 1 validis instruetus, intermediis ad menti faucem 



