70 MÉMOIRES DE l'hERBIER BOISSIER. (70) 



bedeutend dickere Konsistenz der grünen Blüten, welctie in einer sehr 

 dichten, meist stark verkürzten Inflorescenz angeordnet sind, zu trennen. 



2. Thelasis elongata Bl. 



Glaberrima decunibens ; pseudobulbis ovoideis vel depressis, usque 

 ad 1 cm. longis, dimidio inferiore 0,6-0,7 cm. diametientibus, vaginis 

 mox emarcidis vestitis, unifoliatis ; folio ligulato obtuso, subinconspicue 

 bilobulato, nervo intermedio in apiculum minutissimum producto, 2,5- 

 7,5 cm. longo dimidio superiore 0,5-0,8 cm. lato, dimidio inferiore 

 sensim attenuato subpetiolato, textura coriaceo ; scapis basilaribus, 

 erectis, foliis sequilongis vel brevioribus, apice vulgo nutantibus, vaginis 

 1-2 minutis, cucullatis, dissitis, ornatis ; spica dense multiflora, elongata, 

 1-4 cm. longa ; bracteis la te ovatis, patentibus patulisve, ovario vulgo 

 brevioribus; floribus illis Th. capitatœBl. simillimis, sequimagnis, aureis; 

 sepalis subaequalibus ac aequilongis, oblongis subacutis, uninerviis, dorso 

 acute carinatis, lateralibus subobüquis, 0,3 cm. longis, medio fere 1,5 

 mm. latis ; petalis, textura sepaUs tenuioribus ac paulo brevioribus, spa- 

 thulatis, vix 1,5 cm. latis, subacutis, uninerviis; erectis; labello conca- 

 vulo sessili, ovato-lanceolato obtusiusculo, trinervio, basi medioque in- 

 crassato, 0,3 cm. longo ; columna brevi; rostello lanceolato acuto, breviter 

 exciso; anthera lanceolato-cordata, acuminata ; capsula glabra. 



Thelasis elongata Bl., Orch. Arch. Ind. (1858), p. 23, t. 7, f. 2 ; Miq., 

 Flor. Ind. Bat. v. III (1859), p. 701 ; Hook, f., Fl. Br. Ind. YI (1890), p. 86; 

 Ridl., in Journ. Linn. Soc. Bot. XXXI (1896), p. 393. 



Thelasis triplera Rchb. f., in Bonplandia III (1855), p. 219 ; HemsL, 

 in Ghali. Exped. (1885), p. 248. 



Thelasis Zollingeri Rchb. f., in ßonplandia Y (1857), p. 37. 



Thelasis honkongensis Rolfe, in Kew Bull. (1896), p. 199. 



In peninsula malayensi. In provincia Pahang: Pakan — Ridley ; 

 in provincia Johore : Batu Pahat — Ridley. 



In insula Singapore:in rhizophoretis prope Kranje — Ridley. 



In insula Sumatra: loco speciaü haud indicato — Masden ; Ajer 

 mantjor, Pandang, alt. c. 1200 ped. — Beccari, no 562. 



In insula Java : loco speciah haud indicato — Lobb., n» 172. Prope 

 Tjappus — Zollinger, n° 271. 



In insula Bornéo: prope Bangarmassing, anno 1857-58, — J.Motley 

 no 1021. 



In insulis Admiralitatis : Loco speciali haud indicato — Chal- 

 lenger Expedition (fde Hemsley). 



