299 



ORCHTDACEAE : LAELTA. 



300 



Sect. B. Diphyllae Cogn 



Fseudobulbi omnes vel fere omnes apice bifoliati. 



Species 17—20. 



17. LAELIA LINDLEYANA Hort. pseudobulbis 

 longiusculis , gracilibus, cylindraceis vel subfusiformibus, 

 teretiusculis , vaginis pluribus vestitis, apice diphyllis; foliis 

 mediocribus, patentissimis, crasse coriaceis, lineari-lanceolatis, 

 acutis; pedunculo communi terminali, satis gracili, uni — pauci- 

 floro, foliis multo breviore, basi spatha majuscula acuta vel 

 acuminata incluso; bracteis minutis; floribus majusculis, 

 longiuscule pedicellatis, segmentis patentissimis, superne paulo 

 recurvis; sepalis carnosulis, ligulato-lanceolatis, acutis, margine 

 non undulatis, lateralibus paulo brevioribus subfalcatis; petalis 

 anguste lanceolatis, acutissimis, margine leviter undulatis, 

 sepalo d-orsali aequalibus; labello carnosulo, sepalis lateralibus 

 subaequilongis, basi cum columna breviter connato, ambitu 

 elliptico-ovato, obscure trilobato, lobis lateralibus late ro- 

 tundatis, margine leviter undulatis, columnam omnino invol- 

 ventibus, lolo terminali valde producto, lato, apice sub- 

 rotundato et apiculato, margine leviter undulato-crispulo, 

 disco glaberrimo, laevi; columna longiuscula, crassa, sub- 

 clavata, antice furfuracea, paulo incurva. 



Laelia Lindleyana Hort. ex Batem. Sec. Cent. Orch. sub 

 tab. 175 (1867); Dii Buyss. L' Orchid. 359 (1878); Nichols. 

 Diet. ofGard. II. 229; Fetich, Man. Orch. PI. II. 73 (1887); 

 Gard. and For. 1888. p. 164; L'Orchidoph. 1889. p. 275; 

 Stein, Orchideenb. 299; Journ. des Orch. III. 189; Bois, 

 Orch. 100; Orch. Rev. II. 285; L. Lind. Orch. Exot. 800; 

 Williams, Orch. Grow. Man. edit. 7. p. 439, Orch. Alb. XI. 

 tab. 526 ; Autr. et Bur. Hort. Boiss. 308; Cogn. Diet. Ic. des 

 Orch., Lael. tab. 10. 



Cattleya Lindleyana Reichb. f. in Bed. Allg. Gartenz. 

 1857. p. 118; HooTc. in Bot. Mag. tab. 5449; Batem. Sec. 

 Cent. Orch. tab. 175. 



- 



Bletia Lindleyana Reichb. f. Xenia Orch. II. p. 65 

 (1863) et p. 112. tab. 135. 



Brasso- Cattleya Lindleyana Rolfe in Gard. Chron. ser. 3. 

 V. 437 (1889), VI. 78, in Orch. Rev. II. 285. 



Brassoleya Lindleyana Hansen, Orch. Hybr. 81 (1895). 



Pseudobulbi numerosi, dense aggregati, erecti ascendentes vel pro- 

 enmbeutes, leviter flexuosi vel plus minusve arcuati, laete virides vel 

 dilate purpurei, pluriarticulati, multisulcati, 12—20 cm. longi, 4—6 mm. 

 crassi; vaginae membranaceae, arete adpressae, acutae, albidae vel 

 fuscescentes, 1—4 cm. longae. Folia rigida, satis concava, supra saturate 

 viridia vel giaucescentia, subtos satis pallidiora, 10—15 cm. longa, 2 ad 

 2Vi cm. lata, nervo raediano supra profande canaliculate-, subtus carinato, 

 nervnlis lateralibus iurtistinctis. Pedunculus communis erectus vel nutans 

 teretiusculus, laevis, pallide viridis, 3—6 cm. longus; spatha basilaris 

 membranacea, ligulata, lateraliter valde compressa, dorso carinata, canes- 

 cens et dilate purpurea, 2—3 cm. longa. Pediceli.i robnstiuseuli, er.ecto- 

 patuli, leviter tlexuosi , teretiusculi, pallide virides, cum ovario 4—5 cm. 

 longi. Bkacteae carnosulae, adpressae, satis concavae, triangulares, acutae, 

 fuscescentes, 2—4 mm. longae. Fi.orks nutautes vel penduli, albi et 

 saepius dilute flavo- virides vel roseo- purpurei, interdum sparse roseo- 

 punctati. Sepala rigidiuscula, subplana, inferne leviter attenuata, 

 tenuiter 7-9-nervulosa, 11—13 mm. lata, dorsale 5V8-6 cm. longuni' 

 lateralia 5— o 1 /* cm. longa. Petala snbmembranacea , plana vel paulo 

 convexa, iuferne satis attenuata, satis obliqua, subtiliter plurinervulosa 



nervnlis satis ramosis, 57a — 6 cm. longa, 9—11 mm. lata. Labellum 

 rigidiusculum, inferne erectum, superne paulo recurvum, basi rotundatum 

 et breviter unguiculatum, tenuiter multinervulosum nervulis valde ramosis, 

 circiter 5 cm. longum, 3 1 /* cm. latum, album, antice dilute roseo- 

 purpureum praecipue ad marginem, fauce pallide viridi-luteola. Columna 

 erecta, inferne paulo attenuata, antice leviter concava, alba et dilute 



* 



rosea, 22 — 24 ram. longa; clinandrii alae laterales oblique minute serrn- 

 latae. Capsula perfecta ignota. 



Habitat in prov. . Bahia : Hort Williams; in prov. S. Catharina: 

 Hort. Linden. 





18. LAELIA CATTLEYOIDES Barb. Rodr. pseudo- 

 bulbis elongatis, cylindraceis, apice diphyllis; foliis lineari- 

 lanceolatis, obtusis, patentibus; sepalis patentibus, lineari- 

 lanceolatis, acutis, apice recurvis, lateralibus falcatis; petalis 

 erectis, longitudinaliter convexis, acutis, basi attenuatis, 

 sepalo dorsali longioribus et paulo latioribus ; labello breviter 

 unguiculato, trilobato, lobis lateralibus longitudinaliter dupli- 

 catis, margine antice undulato-dentatis, columnam invol- 

 ventibus, lobo terminali oblongo, apice emarginato, margine 

 undulato-crispo et dentato. 



Laelia cattleyoides Barb. Rodr. Gen. et Spec. Orch. 

 Nov. I. 67 (1877) , II. 153. 



Species mihi haud visa; descript. ex op. supra cit. 



Habitat in sylvis ad Saquarema prov. Rio de Janeiro: Barbosa 

 Rodrigues. — Floret Januario. 



19. LAELIA REGNELLII Barb. Rodr. pseudobulbis 

 brevibus, robustis, subfusiformibus, paulo compressis, inarti- 

 culatis, primum vaginis 2 vestitis demum denudatis, apice 

 diphyllis; foliis mediocribus, erectis, carnosis, semi - cylindra- 

 ceis, linearibus, acutissimis, supra profunde canaliculars ; 

 pedunculo communi terminali, gracili, uni— bifloro, foliis multo 

 breviore, basi nudo; bracteis minutissimis; floribus satis 

 parvis; sepalis carnosulis, subaequilongis, lineari-oblongis, 

 acutis, margine non undulatis ; petalis lineari-lanceolatis, acutis, 

 margine non undulatis, sepalo dorsali paulo brevioribus et 

 angustioribus; labello carnosulo, sepalis subaequilongo, usque 

 ad basin libero, ambitu obovato, profundi uscule trilobato, 

 sinubus inter lobos angustissimis , lobis lateralibus erectis, 

 semi-oblongis, apice rotundatis, margine integerrimis , lobo 

 terminali rotundato-subreniformi, apice distincte emarginato, 

 margine leviter undulato, disco subtiliter puberulo tenuiter 

 5-costato; columna brevi, lata, semi-cylindrica, subrecta. 



Tabula nostra LIII. Fig. II (habitus cum analysi). 



Laelia Regnellii Barb. Rodr. Gen. et Spec. Orch. Nov. 

 II. 154 (1882). 



Rhizoma repens, elongatum, robustnm, leviter flexuosum, creberrime 

 articulatum, squamis breviusculis arete adpressis ovatis acutis vaginantibus 

 vestitum, radicibus numerosis, gracilibus. Pseudobulbi ascendentes vel 

 procumbentes, recti vel leviter arcuati, laeves, 4—5 cm. longi, 6—8 mm. 

 crassi; vaginae arete adpressae, laeves, superne anguste triangulares et 

 acutissimae, 3—5 cm. longae. Folia rigida, satis arcuata, 10—12 cm. 

 longa, 5—6 mm. lata, circiter 4 mm. crassa. Pedtjnculus communis 

 erectus, strictus vel paulo arcuatus, teretiusculus, laevis, 4—5 cm. longus. 

 Bracteae erecto-patulae, rigidae, triangulares, acutissimae, circiter 2 mm. 





