625 



ORCHIDACEAE": BULBOPHYLLUM. 



oblongo , 



obtusiusculo , margine 



brevioribus; floribus minutis, sessilibus; sepalis raembranaceis, 



erectis, subaequilongis , lineari-lanceolatis, acutis, lateralibus 

 vix obliquis, paulo angustioribus , usque ad basin liberis; 

 petalis late oblongis, apice rotundatis , margine integerrimis, 

 sepalo dorsali multo brevioribus; labello supero, crassiuscule 

 carnoso, sepalis lateralibus multo breviore, brevissime et 

 angustissime unguiculato, indiviso, utrinque glaberrimo, 

 _ . _ integerrimo, disco laevi; 



columna brevissima, dente postico subnullo, brachiis anticis 

 minutissimis , dentiformibus, acutissimis, erectis; anthera 

 apiculata. 



* 



Bidbophyllum Claasseni Reichb. f. ! in Linnaea XIX. 371 

 (1846), in Walp, Ann. Bot. I. 776 (B. Claussenis) . 



Bidactyle? Clausseni Lindl. Folia Orch., Didact. 3 (1852). 



Pseudobulbi erecti, paulo obliqui, apice obtusi, nitidi, viridi-flaves- 

 centes, 2 cm. longi, basi fere totidem crassi. Folia . . . Peddkculus 

 communis strictus vel leviter arcuatus, laevis, viridis, inferne teretiusculus, 

 supeme acutiuscule angulatus, circiter 2 dm. longus, vix 1 mm. crassus. 

 Bracteae patulae, membranaceae, satis concavae, uninervulosae, pallidae, 

 2—3 mm. longae. Flores patuli vel erecto-patuli , palJide rosei, sepalis 

 apice iutensius coloratis. Ovarium late clavatum, obscure trigonum, satis 

 obliquum, l 1 ^ mm. longum. Sepala obscure uninervulosa, 5— 5 1 /* mm. 

 longa, dorsale valde coucavum fere conduplicatum, l 1 /* mm. latum, late- 

 ralia paulo concava, s /4— 1 mm. lata. Petala tenuiter membranacea, 

 erecta, vix obliqua, basi non constricta, subtiliter trinervulosa, Vji mm. 

 longa, 3 /< mm. lata. Labellum basi incumbens, supeme recurvum, 

 margine leviter inflexum, V/i mm. longum, 2 /s mm. latum. Columna 

 erecta, gracillima, paulo incurva, vix l j% mm. longa, basi in pedern circiter 

 1 mm. longum producta. Capsula ignota. 



Habitat in prov. Minas Geraes loco accurato haud indicato: 

 Clanssen. 



626 



33. BULBOPHYLLUM MACROCERAS Barb. Rodr. 

 pseudobulbis minutis, aggregatis, ovoideo-conicis, acutiuscule 

 tetragonis et plus minusve profunde quadrisulcatis, apice 

 monophyllis; foliis parvis, crassiuscule carnosis, anguste 

 oblongis, acutis, basi breviter attenuatis ; pedunculo comuiuni 

 erecto, gracili, foliis multo longiore, inferne vaginis paucis 

 brevibus remotiusculis acutisque vestito, superne usque ultra 

 medium vel fere usque ad basin densiuscule multifioro ; bracteis 

 triangulari-lanceolatis, breviter acuminatis, floribus multo 

 brevioribus; floribus minutis, sessilibus; sepalis tenuiter mem- 

 branaceis , aequilongis , erectis , anguste lineari - lanceolatis, 

 acuminatis, lateralibus vix latioribus, paulo obliquis, usque 

 ad basin liberis; petalis linearibus, longiuscule acuminatis, 

 margine integerrimis glabrisque, sepalo dorsali satis breviori- 

 bus; labello supero, crassiuscule carnoso, sepalis lateralibus 

 dimidio breviore, angustissime breviterque unguiculato, paulo 

 supra basin trilobato, lobis lateralibus minutis, dentiformibus, 

 erectis, triangulares, acutis, margine integerrimis, antice 

 porrectis, lobo intermedio amplo, late linguiformi, apice 

 rotundato glabro, marginibus lateralibus subtiliter ciliatis, 

 disco inferne usque ad medium profunde canalicular; columna 

 brevissima, dente postico elongato, triangulari-subulato, acutis- 

 simo, paulo incurvo, brachiis anticis erectis, lineari-subulatis, 

 columna paulo longioribus. 



Tabula nostra CXI. Fig. I (habitus cum analyst). 



•Nov. II 118 (1882). 



macroceras Barb. Rodr. Gen. el >y*c 



'/ 



Rhizoma repens, breviu* ulum, tortuosum, tetHiuKculum, creberrlme 

 articulatum, sordide fuscuni, 1-1' , mm. crassum; iumobus notuerosia, 

 dense fascicular, brevibus, subfiliformibus, satis flexuosis, aitupluibus, 

 albidis. Pseudobulbi erecti vel erectopatali, non rsl vix obliqui, laeves, 

 flavo-virides, apice acutiusculi, 9-12 mn) longi, inferne 6-8 mm. crassi. 

 Folia erecta vel rarius erecto- pat u la, rigida, paulo concava vel aubplana, 

 basi breviter conduplicata, uuinervia, supra nitida et intense viridia, 

 subtus satis pallidiora, 27t-3 cm. longa, 5-7 mm. lata; nervo uiediano 

 supra profundiuRcule canalicular , subtus aatu prominente; nervulis 

 secundariis indistinctis. Pkddkcilub communis leviter flexuosns, laevU, 

 pallide viridis, basi teretinsculus, superne acutiuacule augulataa, 8—11 cm. 

 longus, vix 1 mm. crassus; TAOOIal tenuiter membranaceae, arete ad- 

 pressae, pallidae, 4-6 mm. longae. Biiacteai patulae, tenuit«r mcni- 

 brauaceae, eaducae, obscure uninervulosae, albidae, 2— 2 f /i mm. longa*. 

 Flores patuli, segmeutis albis et longitudi us liter purpnreo-uuilineatis. 

 OvAuitM late clavatum , obscure trigonum, paulo obliquum, viride, vix 

 1 mm. lougum. Skpah satis concava, tenuiter urnri«»n tilt**, 6 mm. 

 longa, circiter 1 mm. lata, dorsale extu* longitudinal)!^ angiilosum. PfTafca 

 i, tenuiter membranacea subpellucida, plana, leviter obliqua. subtiliu»r 

 uninervulosa, 4 mm. longa, •/% mm. laU. Labkli.um rigid um, basi in- 

 cumbens, superne natts recurvum, leviter SDucavum, inferne album, apiot 

 pallide luteuin, 2Vi— 3 mm. longum, 1 — l l /s mm. latum. OoumSi erects, 

 crassiuscula, subtrigona, alba, */• mm. longa, basi in pedern 1 mm. longum 

 producta, brachiis 1 mm. longis. Capscla pateutissima, sessilis, late 

 elliptic© -ovoidea, obtuse trigona, tenuiter trioostata, viridis, 8—4 mm. 

 louga, 2 ! /»— 3 mm. cr 



Habitat in sylvis supra arbores ad Commercio prov. Bio dt Janeiro ; 

 Barbosa Rodrigues; in eadem prov. loco accurato hind indicato: Olatiou 

 n. 11617 part. (herb. Warm.). — Floret Norembri— Decembri. 



34. BULBOPHYLLUM MICRANTHUM Bard. Rodr. 

 pseudobulbis minutis, densiuscule aggregatis, ovoideo-conicis, 

 acute tetragonis et leviter quadrisulcatis, apice monophyllis; 

 foliis parvis, crassiuscule carnosis, elliptico-oblongis, abrupte 

 acutis, basi subrotundatis; pedunculo communi erecto vel 

 ascendente, gracillimo, foliis multo longiore, inferne vaginis 

 paucis brevibus remotiusculis acutisque vestito, superne usqu< 

 ultra medium laxiuscule multifloro; bracteis lineari-lanceolatis, 

 acuminatis, floribus dimidio brevioribus; floribus minutissimis, 

 sessilibus; sepalis tenuiter membranaceis, aequilongis, erectis, 

 triangulari-lanceolatis, acutis, lateralibus satis latioribus, 

 subfalcatis, usque ad basin liberis; petalis anguste lanceolatis, 

 acutissimis, margine integerrimis glabrisque, sepalo dorsali 

 aequilongis; labello supero, crassiuscule carnoso, sepalis late- 

 ralibus satis breviore, subsessili, paulo infra medium trilobato, 

 lobis margine integerrimis glabrisque, lateralibus minutis, 

 dentiformibus, erectis, ovato-triangularibus, acutiuscalis, inter- 

 medio valde producto, lineari- ligulate, apice subrotundato, 

 disco inferne usque ultra medium profundiuscule canaliculato; 



subcristata, 



columna brevissima, dente postico brevissimo, triangular!, 

 acuto, erecto, brachiis anticis minutis, dentiformibus, acutis- 

 simis, erectis; anthera paulo convexa, 

 glabra, laevi. 



Tabula nostra CX. Fig. II (habitus cum analyst). 



Bulbophyllum micranthum 1 

 Orch. Nov. I. 39 (1877), IL 117. 



Rodr. Gen. el Spec 



breviusculum, flexuosum, Uretiusculum, i 

 ix 1 mm. crassum; radicibcs numerosis 



