133 





ORCHIDACEAE: EPIDENDRUM. 



134 



91. EPIDENDRUM SPINESCENS Lindl. caulibus 

 longiusculis, basi non incrassatis, simplicibus, inferne denu- 

 datis, superne dense plurifoliatis; foliis disticbis, rigidis, satis 

 parvis, lineari-lanceolatis, petiolatis, apice spinescentibus; 

 racemo terminali, sessili, breviusculo, raultifloro; bracteis 

 inferioribus acuminatis, herbaceis; floribus satis parvis; 

 sepalis subraembranaceis , oblongis, acutiusculis f lateralibus 

 paulo longioribus; petalis oblongo-lanceolatis, aeutis, sepalo 

 dorsali aequilongis; labello submembrauaceo, sepalis lateralibus 

 paulo breviore, ambitu latissime ovato, profunde trilobato, 

 lobis margine dentatis, lateralibus subrotuudatis autice incisis, 

 intermedio paulo minore transverse oblongo apice retuso et 

 minute apiculato, disco crasse calloso, callo ovato elevato 

 concavo, medio utrinque tumido et in labellum decurrente; 

 columna longiuscula, claviformi, clinandrio margine serrulato. 



Epidendrum spinescens Lindl ! Folia Ordi., Epidendr. 72 

 (1853) ; Reichb. f. in Wain. Ann. Bot. VI. 392. 



Caulks erecti, 22-25 cm. longi. Folia 5—6, patula, 37,-5 



longa. Rackmi erecti, 5 cm. longi. Skpala pateutissima, leviter eoncava, 

 inferne leviter attenuata, 3-3'|i imu. lata, dorsale 7— 8 mm. longum, 

 lateralia paulo obliqua, 8 — 9 mm. longa. Pktai.a patula vel patent i sauna, 

 snbplana, leviter obliqua, inferne satis attenuata, 7—8 mm. longa, 2 ! /« ad 

 3 mm. lata. Labellum erectum, planum vel paulo concavum, tenuiter 

 multinervulosum, 7— 8 mm. longum, 9— 10 mm. latum. Colimna erecta, 

 teretiuscula, subrecta, 6 mm. longa. Capsila ignota. 



Habitat in Brasilia loco haud indicate : Miers n. 3484. 



P. Subumbellata Benth. in Benth. et Hook. Gen. PI. III. 

 530 (1883); Hemsl in Gard. Chron. nmser. XX. 42(1883). 

 Planifolia umbellata Lindl. Folia Orch., Epidendr. 75 (1853); 



Reichb. f. in Walp. Ann. Bot. VI. 397. 



Umbellata Pfitz. 



in Engl, und Prantl, Nattirl. Pflanzenfam. II. 6. p. 145 (1888). 



Caulis simplex vel rarius paulo ramosus. Folia plana, 

 saepissime coriacea. Racemus simplex, abbreviates, floribus 

 paucis subumbellatis vel interdum ad unicum reductis saepius 

 majusculis bene pedicellatis, pedunculo communi brevi intra 

 Vagi nam tspatbiformem iucluso vel nudo. Bracteae incon- 

 spicuae, floribus multo breviores. — Species 92—110. 





I. Labellum profunde trifidum. — Species 92—96. 



92. EPIDENDRUM LONGIOOLLE Lindl. caulibus 

 nnmerosis, densiuscule fasciculatis, breviusculis, gracilibus, 

 satis compressis fere ancipitibus, inferne denudatis, superne 

 pauci— plurifoliatis; foliis distichis, satis parvis, coriaceis 

 rigidisque, linearibus vel lineari-oblongis , apice acutiusculis 

 vel obtusis, basi amplexicaulibus et breviuscule vaginantibus; 

 pedunculo communi brevissimo vel subnullo; bracteis minutis, 

 ovato-lanceolatis , breviter acuminatis; floribus majusculis, 

 solitariis geminatis vel interdum paucis, breviter pedicellatis ; 

 ovario glabro, laevi, collo elongato; sepalis submembranaceis, 

 aequilongis, anguste lineari-lanceolatis, longe acuminatis, 

 tenuiter multinervulosis, pedicello subaequalibus; petalis 

 linearibus, longe subulate- acuminatis, sepalo dorsali aequi- 

 longis; labello membranaceo, sepalis lateralibus sublongiore, 

 profunde trilobato, lobis margine integerrimis, lateralibus | 



Orchid. II. 



semiovatis obtusis Witer divergentitms, intermedio duplo vel 

 tiiplo longiore lineariMUceo, disco ad basin iamellis 2 bre- 

 vibus callosis parallelis instruct*; columua longiuacula, late 

 claviformi, clinandrio margine deutato. 



Lindl 



m 



Bot legist 



Orch 



Hook. Land. Journ of 



Garni 



in Bot. Mag tab 

 >80; Reichb / in 



Beer, Beiir. Murph u. Biol. Orch, tab 

 rd. Chron. new Mr. XX 477 (E. hnaiool 



Rhizoma hreviasituum, robust urn, fonuoaum, *ajm( HCi valde nume 

 ronia, uVnatasime fatciculaiitj longlajtotiln, gradlthua, terHJaacnlia, Iruiei 

 uVxuoaii, caneacentibua. Caulk* erecti vel aaotudentea . recti vel levitet 

 arcuati, pallide viridea, 1 — I «/• dm longi, I'/i-tVt mm craaai. Poi.u 

 erecta, basi articulata satis concara caetcnufl snbplana, supra saturate 

 viridia, subtus paulo pallidiota, umnervia el tenuiter ranlMnei mloaa, Sad 

 10 cm. longa, 8 — 14 mm. lata, neivo mediano anpra praftindniMMile itu 

 preaNO, aubum sati* prominente; vauixak perwlMcnte*, corinoaae, snblilit 

 OuilttNtriaUe, pallide viridea, laterality Mr nmiijiii wan, 1—2 em. 

 I'KDirRi.t.i gracilet, etecti, atrfcti, 4—8 mm. lottfi. Hnaitkak crecto- 

 patulae, rigidae, valde run rae, auMt)(t«r multiatriictae, 2- 4 mm. feogae. 

 Wumm erecti, auaveolmte* Ovarii* linaart-pwl.fu*ifonun, obaenre trl- 

 gonum, rectum vel vix arcaatum, viride, 2Vt— 3 cm. longum. SkfaLa 

 pat nil vel patent fsiima, Irviter ooocava, ba*i j ilo attenuata, pallide 



fi.ifl vel vireacentia, 8— 4 cm. long*, 2' •— 4 mm lata, lattwtti paulo otn 

 liqu i. Pktai.a erecta vel erect o- patula, niruibrariaeta, aubplana, vix ob- 

 liqua, basi paulo attenuata, tenuiter multiner mi loss, pallide flava, 3 ad 



4 cm. longa, l'/t — 2 mm. lata. Larku ,i m «reclnrn, plua pamn*vc ...n 

 cavum, tenuiter mu)tinervu<onum, album Uincllia baaUanl>un Ititaia, 3 ad 

 4 (in. longnni, lobin lateralibtiN 3—4 mm. latin, lotio intermedio I— l'/t mm. 

 lato. Columna erect a paulo incut va, ha mi nractli«, tmperoe valde dilafata. 



lateraliter rornpretaa, fere umjiic ad apicem cum labello counsts, 13 ad 

 14 mm. longa. Caimiuia calyoa marceacentr coronals, late obkNMfa, basi 

 leviter attenuata, apiot breviter n^ir. (»!»«< ure tn»:oua, pioiunditiM ule 

 tfisuleata et leviter trico»tata, obHcnrc viridia, 4 cm lonj^a, lee* 2 cm . crasna . 



Habitat in prow Alto Amaionan prnpr ,S\ (iabrvi da CacJiorira ad 

 Rio Negro: Spruce n. 2391 ; in arboribu* ad Panure aacti* flum Rio 

 Uaupet: Spruce n. 2U43. h.tiam in Guiana anglica ad hrmrrara 

 Schomhurgk. — Floret Fcbruario— Junto. 



93. EPIDENDRUM NOCTURNUM Jacq. caulibus satis 

 nuraerosis, fasciculatis, plus minus ve elonjjaii*, robust is, in- 

 ferne teretiusculis denudatis, superne valde compressis anci- 

 pitibus et remotiuscule plui i — submultifoliatis; foliis distichis, 

 majusculis, crassiuscule. coriaceis, saepius oblongis, apice ob- 



tusis vel interdum rotundatis rarius retusis, basi amplexi- 

 caulibus et longiuscule vaginantibus; bracteis parvis, basi 

 vaginantibus, ovato-oblongis, acutiusculis vel obtusis; floribus 

 majusculis vel magnis, solitariis vel interdum geminatis, 

 breviuscule pedicellatis; ovario elongato, glabro, laevi; sepalis 

 submembranaceis, aequilongis, linearibus, longe acuminatis, 

 tenuiter multinervulosis, lateralibus satis latioribus; petal i* 

 linearibus, longe acuminatis, sepalo dorsali aequilongis; labello 

 submembranaceo, sepalis lateralibus paulo breviore, profunde 

 trilobato, lobis margine integerrimis, lateralibus semiovatis 

 obtusis saepius satis divergentibus, intermedio saepius duplo 

 longiore anguste lineari longe acuminate, disco ad basin lamellis 

 2longiuscu)is latis callosis parallelis approximatis instructs; 

 columna elongate, claviformi, clinandrio margine dentate. 



Tafmla noitra XXXVI J (habitus rum analyii). 



18 





