I^v R. Schlechter. (Microstyhs.) 



2 — 3 cm longo: scapo stricto vel substricto, leviter angulato, vaginulis 

 paucis distantibus, bractoiformibus obsesso, glabro: raeerno subdense 

 multifloro, cyündraceo, usque ad 12 cm longo, c. 2,5 cm diametiente; 

 bractois deflexis, lanceolatis, acuminatis, ovario fere aequilongis ; floribus 

 in genere inter majores, patentibus; sepalis oblongis, obtusis, glabris, inter- 

 medio 0,7 cm longo, lateralibus obliquis, paulo brevioribus et latioribus; 

 petalis anguste ligulatis, obtusis, obliquis, glabris, sepalis lateralibus sub- 

 aequilongis; labello semilunato-sagittato, antice rotundato, marginibus 

 crenulato-dentato, apice in lobum oblongum, 1,5 mm longum, forcipato- 

 excisum producto, e basi usque ad basin lobi apicalis 0,6 cm longo, basi 

 0,8 cm lato, fovea orbiculari concavula, margine incrassato circumdata, 

 auriculis basilaribus triangulis, obtusiusculis, 0,4 cm longis, subparallelis; 

 columna brevi, crassiuscula; anthera reniformi-cucullata, obtusa; ovario 

 cyündraceo, 6-costato, glabro, cum pedicello 0,9 cm longo. 



Kaiser-Wilhelms-Land: Im Humus zwischen Moos an offenen 

 Stellen in den Wäldern des Bismarckgebirges c. 2000 m ü. d. M. — 

 R. Schlechter no. 18 792, blühend im November 1908. 



Die Art ist durch das Labellum von der sehr ähnlichen M. mega- 

 lantha Schltr. verschieden. Die Blüten sind grün. 



48. M. megalantha Schltr., nov. spec. 



Terrestris, longe repens, 20 — 25 cm alta: rhizomate gracili, elon- 

 gato, vaginis distantibus, amplectentibus obsesso, radicante; radicibus 

 filiformibus, elongatis, flexuosis, puberulis; caulibus c. 10 cm distantibus, 

 3—5 cm altis, basi vaginatis, apicem versus 3 — 4-foliatis: foliis erecto- 

 patentibus vel suberectis, petiolatis, oblique ellipticis vel lanceolato-ellip- 

 ticis, acuminatis, 5,5 — 10 cm longis, medio vel infra medium 2,5 — 4 cm 

 latis, basi cuneatis, petiolo basi dilatata caulem vaginante, 2,5 — 4 cm 

 longo; scapo erecto, substricto, angulato, vaginulis paucis distantibus 

 obsesso, glabro; racemo subdense multifloro, usque ad 10 cm longo, 

 c. 2,5 cm diametiente; bracteis deflexis, lanceolatis, acuminatis, ovario 

 brevioribus; floribus in genere inter majores, patentibus, glabris: sepalo 

 intermedio oblongo-ligulato, obtuso, 0,9 cm longo, lateralibus oblique 

 oblongis, obtusis, 0,8 cm longis; petalis anguste ligulatis, obliquis, ob- 

 tusis, apice minute excisis, sepalis lateralibus aequilongis; labello circuitu 

 semilunato-sagittato, 0,7 cm longo, basi 1,1 cm lato, antice utrinque 

 dentibus 6 brevibus, triangulis donato, apice medio in lobum paulo re- 

 positum, circuitu ovatum, acutum, apice forcipato-biüdurn, dentes laterales 

 haud superantem expanso, fovea basilari late oblonga parvula, incrassato- 

 marginata, carinis 2 usque ad basin lobi intermedii decurrentibus, auri- 

 culis basilaribus triangulis, acutis, paulo divergentibus, c. 0,5 cm longis: 

 columna perbrevi, crassiuscula, antice dilatata; anthera late quadrato- 

 rhombea, antice truncata; ovario cyündraceo, glabro. 6-costato, cum 

 pedicello 0,8 cm longo. 



Kaiser-Wilholms-Land : Im Humus zwischen Moos an offenen 

 Abhängen in den Wäldern des Bismarckgebirges, c. 2400 m ü. d. M. 

 - K. Schlechter no. 18718, blühend im November 1908. 



