154 Fr. Kränzlin. — Orchidaceae-Monandrae-Dendrobiinae. Parsl. 



spectatissiraa, cujus caulem et folia v. v. cl. cl. Forbes et Micholitz exsiccare ausi non sunt. 

 Clar. Micholitz caulem basin versus crassiorcm esse dicit, character inter familiäres sectionis 

 »Antennatorumc peculiaris. Folia crassa, carnosa, oblonga v. ovato-oblonga describuntur ab ill. 

 Micholitz, de magnitudine nil prol'ert collector. 



279. D. robustum Rolfe in Kew Bullet. (1895) 33. — Caules erecti, 60 — 75 cm 

 alti, medio paulum incrassati, satis firmi, foliosi. Folia oblonga, oblique obtusa, coriacea, 

 12 — 15 cm longa, ad 4 cm lala. Racemi subterminales, elongati, multiflori, bracteae 

 oblongo-lanceolatae, acutae, 5 — 6 mm longae, quam Ovaria bene breviores. Sepalum 

 dorsale e basi paulo latiore ligulatum, obtusum, lateralia e basi triangula angustata, 

 ceterum similia, angustiora, mentum obtusum l'ormantia. Petala lineari-spathulata, paulo 

 longiora, obtusa. Labelli fere aequilongi lobi laterales semioblongi, antice rotundati, 

 margine minute erosuli; lobus intermedius oblongus, margine undulatus, antice obtusus; 

 lineae per discum 3, intermedia paulum longior, omnes antice incrassatae ibique undu- 

 latae, in medio lobi intermedii desinentes. Gynostemium latissimum, filamentum lineare, 

 stelidia fere obsoleta, rotundata. — Flores pallide flavi, amethystino-venosi (praesertim 

 labellum) et aspersi, sepala 1,5 cm longa, lateralia basi 6 mm lata, petala 2 cm longa, 

 labellum 1,8 cm longum, inter lobos laterales 8 mm latum. 



Papuanische Provinz: Neu-Guinea. Eingeführt von Sander. — Exam. sicc. cult.! 



280. D. imperatrix Kränzl. in Gard. Chron. (1895) II. 34 et in Reichenbachia 

 Ser. 2. II. 111 t. 95. — Caules aggregati, maximi, multiarticulati, ad 2 m alti, ad 2,5 cm 

 crassi, foliosi. Foliorum vaginae griseo-virides, laminae oblongae, obtusae, apice bilobae, 

 ad 1 5 cm longae, ad 6 cm latae. Racemi ex axillis supremis ad 75 cm longi, multi- 

 flori, satis laxiflori, bracteae minutissimae, quam Ovaria pedicellata, apice curvata, multoties 

 breviores, pedicelli longissimi, ad 6 cm longi, basi saepius leviter tumidi. Sepalum 

 dorsale lineare undulatum, acutum, lateralia e basi triangula linearia v. anguste triangula, 

 mentum breve curvulum, obtusum formantia, undulata. Petala paulum longiora e basi 

 lineari spathulata, apice valde dilatata, semitorta. Labelli lobi laterales semiobovati, 

 rotundati, margine ubique denticulati, lobus intermedius vi expansus fere orbicularis, 

 margine ubique undulatus, crispus, antice apiculatus, venis labelli paulum prosilientibus, 

 lineis elevatis per discum 3, a basi in discum lobi intermedii decurrentibus ibique in 

 lamellulas denticulatas, subito abruptas auctis. Stelidia quadrata, filamentum breve, tri- 

 angulum; anthera antice retusa, papulosa. — Flores albi, labellum roseum, amethvstino- 

 venosum, sepalum dorsale 2 cm, lateralia et petala 2,5 cm longa, sepala 2 v. 3 mm, 

 petala 5 mm lata, labellum cum ungue lineari 2,5 cm longum, inter lobos laterales 

 1,5 cm latum. — Floret Martio et Aprili. 



Papuanische Provinz: Neu-Guinea: Kaiser Wilhelmsland, Hatzfeldthafen (Holl- 

 rung n. 348!), Finschhafen (Hellwig n. 199!, Micholicz ohne n.!). — Exam. spec. 

 viv. cult. 



Nota. Labelli lobo intermedio brevi orbiculari, lamellulis antice pro flore altissimis den- 

 tatisque nee non colore pallido inter ceteras sectionis species eximia. 



281. D. lineale Rolfe in Gard. Chron. (1889) II. 381. — Caules e basi incrassala 

 angustati, ad 60 cm alti. Folia juniora elliptica v. oblonga. Racemi penduli, 30 cm longi 

 et ultra, multiflori, bracteae lineari-lanceolatae. Sepala lineari-oblonga, obtusa, mentum 

 sepalorum lateralium attenuatum. Petala anguste linearia, spathulata, obtusa. Labellum 

 trilobum, lobi laterales oblongi, rotundati, lobus intermedius oblongus, ellipticus, obtuse 

 acutatus, lineae elevatae per discum 3, antice abruptae, mediana paulum longior. — Sepala 

 2 cm longa, 7 mm lata, dorsale subbrevius, petala 2,3 cm, antice 4 — 5 mm lata, 

 labellum 2 cm longum, inter lobos laterales expansum 1,3 cm latum, lobus intermedius 

 1 cm longus, 6 — 7 mm latus, sepala petalaque Candida, labellum candidum, lineis 

 numerosis purpureis decorum (hinc nomen). 



Papuanische Provinz: Neu-Guinea (von Veilch eingeführt). — Exam. spec. cult. 

 sicc. in Museo Brit. 



282. D. venustum Teijsm. et Binnend. in Natuurk. Tijdschr. voor Indie XXVII. 

 (1864) 18. — »Caulibus teretibus, pendulis, foliis loratis, inaequali-obtusiusculis, racemis 



