148 Fr - Kränzlin. — Orchidaceae-Odontoglosseae II. 



Cogn. in Fl. Brasil. III. 6. 345, t. 66, fig. I; vide infra sub »Speciebus obscuris«, ubi 

 diagnosis. — Pseudobulbi rhizornati seriatim impositi, curvuli vel ascendentes, elongato- 

 lageniformes vel subcylindracei, apice dilatati, rugulosi, nunquam costati vel sulcati, mono- 

 phylli, ad 9 cm longi, basi circ. 1 cm crassi. Folia e basi complicata quasi petiolata, 

 lanceolata, acuminata, pergamenea, intense viridia, ad 20 cm longa, 2,5 cm lata. 

 Inflorescentia folia cum pseudobulbis superans, nutans, paniculata, multiflora, rami 4,5 

 ad 5 cm longi, pauciflori, bracteae ramulorum ad 5 mm longae, illae florum minutissimae, 

 pedicelli florum leviter genuflexi, ad 1 cm longi. Sepalum dorsale obovato-triangulum, 

 antice rotundato-retusum, lateralia fere dimidium usque connata, e basi cuneata paulum 

 dilatata, lineari-oblonga, obtuse acutata, haec omnia lutea, castaneo-vittata, patula, 

 apice incurva, dorsale circ. 11 mm longum, 6 mm latum, lateralia 10 mm longa, 4 ad 

 5 mm lata. Petala cum sepalis cruciata, dorsali subaequalia, rufo-brunnea, saepius 

 unicoloria vel luteo-marginata, undulata, aequilonga, 8 mm lata. Labellum longe un- 

 guiculatum, lobi laterales lineares, incurvi, lutei, obtusi, 4,5 mm longi, 1,5 mm lati, 

 lobus intermedius sinu amplo a lateralibus sejunctus, suborbicularis, antice emarginatus, 

 5 ad 6 mm longus, 7 mm latus; crista tuberculis crebris biseriatis e basi ipsa labelli 

 per unguem ad basin lobi intermedii descendentibus composita. Gynostemium gracile, 

 3 ad 4 mm longum, alae lineares, antice acutae, incurvae, clinandrium late marginatum, 

 minute ciliatum, anthera antice in apicem subbipartitum producta, ceterum valde con- 

 vexa. — Fl. ab Aprili ad Maium. 



Südbrasilianische Provinz. Minas Geraes (Widgren n. 774, Barb. Rodri- 

 gues), bei las Caldas (Regnell Ser. III. n. 1164!, 1690!); Rio Grande do Sul, Colonia 

 Ijuhy (Lindman Exp. I. Regneil n. A. 1355C!). — Seit 1889 in Europa eingeführt, 

 aber augenscheinlich selten geblieben. 



91. 0. cuneatum Scheid w. in Allg. Gart. Ztg. X. (18 42) 309; non Lindl. Coli, bot.; 

 in Bot. Reg. XXIX. Mise. 15; Fol. Orch. Oncidium 18; Reichb. f. in Walp. Ann. VI. 726; 

 Cogn. in Fl. Bras. III. 6. 346. — Pseudobulbi satis parvi, subcylindracei, monophylli, 

 arcuati, rugosi, intense virides. Folia lanceolata, acuta, basi attenuata, 7 ad 1 1 cm 

 longa, 2 ad 3 cm lata. Inflorescentia gracilis, nutans, foliis circiter aequilonga, ramosa 

 vel paniculata, pauciramosa, bracteae minutae 1 ad 2 mm longae, triangulae, acutae, 

 pedicelli filiformes. Sepalum dorsale oblongum, obtuse acutatum, lateralia in synse- 

 palum connata, apieibus brevibus. Petala cuneata, retusa, cum sepalis cruciata, antice 

 crenulata, cum apiculo in medio. Labelli lobi laterales acuti, falcatuli, reflexi, lobus 

 intermedius euneatus, obovatus, apice emarginatus, crista triplici, posteriore quadri- 

 dentata, intermedia lamellis 4 parallelis composita additis antice cornubus 2 in disco. 

 Gynostemii alae lineares, falcatulae, acutae. Flores sordide albi, alae gynostemii purpureae. 



Südbrasilianische Provinz. Serra da Morro queimado (Pinel). 

 Nota. Species mihi his annis ultimis haud visa. Diagnosis ex illa autoris et iconc ana- 

 lytica ejusdem. 



92. 0. Brienianum Reichb. f. in Gard. Chron. N. S. XV. (1881) 40; Belg. hortic. 

 (1882) 344; Kew Bull. Add. Ser. IV. 296; Cogn. in Fl. Bras. III. 6. 318. — Pseudobulbi 

 clavati, 6 cm longi, 1,5 cm crassi, diphylli. Folia lanceolata acuta, ad 12 cm longa, 

 2 ad 2,5 cm lata. Inflorescentia paniculata, densissima, nutans, braehyclada, bracteae 

 membranaceae, 3 mm longae, pedicelli cum ovariis Ulis vix longiores. Sepalum dorsale 

 anguste obovatum, apice rotundatum, lateralia medium usque connata, apieibus acutis, 

 omnia 7 ad 8 mm longa, dorsale 4 mm, lateralia ubi libera 2,5 mm lata. Petala late 

 obeordata, cuneata, apice emarginata, quam sepalum dorsale longiora, ad 9 mm longa, 

 apice 7 mm lata. Labellum longe unguiculatum, lobi laterales falcati, recurvi, quasi 

 semilunati, obtusi, 3 mm longi, lobus intermedius pro rata parvus, trapezoideus angulis 

 rotundatis vel suborbicularis, antice leviter emarginatus, discus et in ungue et antice 

 crassiusculus, rugulosus, antice margaritaceo-papillosus, crista minuta bicruris in ima 

 basi, totum labellum minutissime puberulum, 8 mm longum, lobus intermedius 3,5 mm 

 longus et latus. Gynostemii alae longiusculae, semilunatae, minute denticulatae. Flores 

 sulphurei, sepala petalaque cinnamomeo-vittata, labellum unicolor. — Fig. 13 Q\ a—e. 



