259 



ORCHIDACEAE: LEPTOTES— BRASSAYOLA. 



260 



Leptotes tenuis Beichb. f. in Rami. Gartens. XXI. 296 

 (1865); Bolfe in Gard. Chron. ser. 3. VI. 323 (1889), in 

 Orch. Eev. Ill 232. 



Flores flavescentes, labello albo ad medium intense violaceo 

 maculate — Species mihi hand visa; descript. ex Reichb. f. loc. cit. 



Habitat in Brasilia loco accurate haud indicate : Blunt. 



5. LEPTOTES MINUTA Rolfe: nana; caulibus bre- 

 vissimis; foliis brevibus, crassis, carnosis, acutis; pedunculo 

 gracili, unifloro, foliis aequilongo; floribus parvis; sepalis 

 oblongis, subacutis, apice reflexis; petalis angustioribus, ob- 

 lanceolato-linearibus , non reflexis; labello sepalis aequilongo, 

 trilobato, lobis lateralibus rotundatis, convolutis, lobo ter- 

 minali late orbiculari, apice leviter emarginato; columna brevi, 

 robusta, apice minute acuteque bidentata. 



Leptotes minuta liolfe in Gard. Chron. ser. 3. VI 323 



(1889), in Orch. Eev. III. 232. 



Tetramicra minuta liolfe in Gard. Chron. ser. 3. V. 526 



(1889); Kew'BuU., Addit. Ser. IV. 383. 



Pi.axta tota vix 5 cm. alta. Folia viridi-fuscescentia. Pedunculus 

 erectus, 4—5 cm. longus. Bractkae vaginatae, ovatae, acutae. Sepala 

 albescentia, 7 mm. longa. Label lum album, disco roseo- purpureo. 

 Columna alba et dilute rosea, stigmate pallide roseo marginato. — Species 

 mihi haud visa; descript. ex cl. Rolfe, loc. cit. 



Habitat verisimiliter in Brasilia loco accurate haud indicate: 

 Hort. Veitch. 



XLIX. BRASSAVOLA R.T3r. 



Brassavola B.Br, in Ait Hort. Kew. edit. sec. V. 216 (1813); 

 Poiret, Diet., Suppl. V. 70; Spreng. Anl. II. part. I. 290, 

 Syst. Veget. III. 744 (Brassavolea), Gen. II. 676 (Brassa- 

 volaea); Lindl. Orch. Seel. 16, Gen. and Sp. Orch. 114, in 

 Bot. Begist. XVIII. tab. 1561 (Brasavola); Endlich. Gen. 

 PL 194; A. Bich. in Orb. Diet. Sc. Nat. II. 727; Meissn. 

 PI Vase. 373 (280); Poepp. et Endl. Nov. Gen. ac Spec. 

 II. 3; Mutel. Mem. Orch. Nouv. part. I. 9; Du Buyss. 

 L Orchid. 211; Benth. in Jonrn. Linn. Soc. Lond., Bot. XVIII. 

 314, in Benth. et Hook. Gen. PI. III. 533; Hemsl, Biol. 

 Centr.-Amer. Bot. III. 244 ; Pfite. in Engl. u. Prantl, Natiirl. 

 Pflanzenfam. II. 6. p. 148; Bolfe in Gard. Chron. ser. 3. 

 VI. 354 (1889) ; Stein, Orchideenb. 96; Bois, Orch. 93; Kerch. 

 Livre des Orch. 265; Williams, Orch. Grow. Man. edit. 7. 



p. 126; L. Bind. Orch. Exot. 600. 



Tulexis Bafin. Fl. 



Tellur. I. 42 (1836). — Lysimnia Bafin. loc. cit. 43 (1836). 

 Bletiae sect. Cepulifoliae (part.) Beichb. f. in Walp. Ann. 

 Bot. VI. 433 (1862), Xenia Orch. II. 46 (1862) et 62 (1863). 



Sepala libera, patentia, aequalia, linearia vel 

 lineari-lanceolata, saepe longa, interdum longe setaceo- 

 aenminata. Petala sepalis similia. Labellum ad basin 

 columnae sessile, erectnm, basi breviter vel longius- 

 cule angustum, columnam amplectens vel involvens, 

 dein abrupte vel rarius gradatim expansum in laminam 



acutam vel acuminatam saepius latam, planam vel 



basi concavam vel fere cucullatam. Columna 



rarius 



erecta, ungue labelli saepius brevior, plus minusve 

 bialata ; clinandrii lobi 3 , erecti , prominentes , sub- 

 aequilongi, omnes vel posticus solus apice dentati. 

 Anthera lobo postico clinandrii affixa, opercularis, 

 incumbens, loculis 2 discretis septo longitudinali bi- 

 locellatis; pollinia 8, in quoque loculo 4, late ovata 

 et parallele compressa, paris inferioris ascendentia cum 

 paris superioribus descendentibus in quoque loculo 

 appendicula granulosa lineari vel laminiformi connexa. 

 Capsula ovoidea vel oblonj:a, ovarii collo interdum 

 praelongo rostrata. 



Herbae epiphyticae, Americae tropicae incolae, 

 caulibus vix incrassatis, e caudice ramoso ascendenti- 

 bus vel erectis laxe paucivaginatis vel uni — bifoliatis. 



Folia carnosa, subteretia vel crasse linearia. Flores 



speciosi, terminates, nunc in pedunculo brevi solitarii vel 

 gemini, nunc ad apicem pedunculi elongati plures, 

 racemosi, pedicell ati. Bra c teae breves. VARII collum 

 interdum ovario ipso pluries longius. 



CONSPECTUS SPECIERUM BRASILIENSIUM. 



Sect. I. Sessililabia. 



Labellum basi lata sessile. 



ii 



Labellum margine fimbriatum vel denticulatum. 



A. Caules graciles, cylindracei; labellum ovatum vel ovato-lanceolatum, 

 basi cum columna connatum. 



1. Spathae 2—3; flores mediocres; sepala lineari-lanceo- 

 lata, lateralia breviora; labellum anguste ovatum, 

 breviter acuminatum . . • . 1. B. Martiana Lindl. 



2. Spatha unica; flores majusculi; sepala linearia, 

 lateralia longiora; labellum ovato-lanceolatum, longe 

 acuminatum 2. B. angustata Lindl. 



B. Caules robusti, fusiformes; labellum obovatum, usque 



ad basin liberum 3. B. Gardneri Cogn. 



Labellum margine integerrimum. 



A. Pedunculus pluri — multiflorus. 



1. Caules breves, 2— 3-articulati ; folia robustiuscula ; 

 sepala superne attenuata, acuta, lateralia breviora; 

 labellum obovato-suborbiculare, basi subrotundatum, 

 disco tricostato; clinandrium postice laciniatum 



4. B. fragrans Barb. Rodr. 



2. Caules elongati, 4— 5-articulati; folia gracilia; sepala 

 longe acuminata, subaequilonga ; labellum late ob- 

 ovato-8ubpanduriforme, basi subcordatum, disco 

 unicostato; clinandrium margine tridentatum 



5. B. flagki.laris Barb. Rodr. 



B. Pedunculus 1— 2-florus. 



1. Sepala non revoluta; labellum basi cum columna connatum, 

 disco inferne tantum carina auctum. 



a. Labellum apice obtusum retusum vel acutiusculum ; clinandrii 

 limbus trilobatus, lobis retusis serrulatis. 



t Caules robustiusculi, 2— 4-articulati; folia 



crassa; flores majusculi; labellum apice ob- t 



tusura vel retusum . . 6. B. tubeucui.ata Hook, 

 tt Caules graciles, 1— 2-articulati; folia gracilia; 

 flores satis parvi; labellum apice acutum 



7. B. Ceboli.eta Reichb. f. 



b. Labellum apice acuminatum; clinandrii limbus 

 lac erus 8. B. Periunii Lindl. 



