73G - ORCIIIDES. 



ONCIDIUM. 



Innceolalis inferioribus coadimalis , petnlis obovalo-jspalliulatis, labello 

 trilol)o, ciisco cori^i elongalo suisnm curvato, columna gracili elongala 

 aplera. 



Sent l)y Mr. Iliint from Rio Janeiro to liis Grnce tbe Duke of Bedford Sept. 39. 

 Fiowered 'l8-10(l ) 



\Ve know anoiher liorned species . wliicli flowcrcd .nt Glasg-ow in tlie nutumn of 

 last year, sent from ihe Organ iMounlains by Mr. Gardner, whicb has a horn very 

 simiiar to ibis: Lui it is in oiber respects very different, especially in ihe presence 

 of 2 blunt, horn-sliapcd proccsses on the coiumn. 



Eiiani in Knowles and Weslc. Floral Cab. II. 1838. p. 143. 



72. ONCIDIUM INCUUYUM ISarker in Bot. Rc!?. Misc. 174, 1845, t. G4. L. F. i. c. p. 23 : 



0. alboviolaceum Rich. and Gal., Orcb. Mex. 

 Fiowers smali for tlie genus, wbile banded witb purple , sweet-scented , much 

 like tbose of 0. orniiliorhyncbum. 



Wild in Mexico; Taiea in ilie province of Oaxaca, at 4—5000 ft. very rare — Ga- 

 leotii, 5021. 

 Lindl. 1. c. : 



Pt^eudobulbis ovatis ancipitibus ulrinque Iricostatis dipbyllis, foliis 

 cnsiforrnijjus aculis, scapo elongalo racemoso-paniculalo, sepalis lineari- 

 lanceolalis unduialis liberis, petalis conformibus incurvis, labelli laciniis 

 laleralibus rotundalis nanis intermedia subrolunda concava acuta, crista 

 ovalo depressa dimidio inferiore liueata superiore Iricoslata , columna 

 subaptera. 



A pretiy spccies wilh pale pink Uowers moltled with white. It has at first sight 

 ihe ajipearance of 0. orniiborhynchum , but it wants tbe birds beaked aniher and 

 Ihe column-wings of ibat species. lls panicled scape is long , narrow, and about 

 3' bigb. Barker and Lee & Coiiip. of Ilnmiueismitb. 



0. albo-violaccum Rich. et Gal. tab. 33. Ann. sc. nat. 1845. p. 27 : 

 Pseudobulbis compressi.s oblongis .sulcaiis diphyilis, foliis lanceolalis acutfs ; scapo 

 paniculato; Uoribus albis violacco-maculatis, gynostemio binc et illinc bialato, alis 

 latis, truncatis, sinuosis. Mexico. 



73. O.NCIDIUM BIFOLIUM Sims in Bot. Mag. t. 1491, B. C. 1. 1845. L.O.p. 197. L. F. p. 23 : 



Tbis appears to bc onc of ibe plants brougbt to Montevidco by Iiuliaus from llie 

 coumry to tbe norlbward, and used in ibal city for tbe dccoration of balconies ; witb 

 ils piecise hnbitat I ani unacquuinled. l-lowers largc, yellow , wilh ricb brown bars 

 011 tbe sepals and petals. Raceine nodding, 8— lO-llowercd. 



Wild near Montevideo— bort. 



74. 0^'CIDIUM MARTIANUM Lindl. in B. Reg. sub t. 1920, L. F. p. 23: 



(A.) Flowers wbole-coloured. 



(H.) bicolur. Scjials and petais and basc of lip spoliLd wilb brown. 0. bicolor 

 Boi. Reg. t. 66. 1843. 



The two varieties dilTer only in colour ; boib have brigbt yellow flowers, almosi 

 wbite al ihe back. Tbey lorm, when vigorous, a great brancbing ]iauicle. Tbe 

 lateral sepals are joined at ibe base , but only for a shori distance. Tiic figure of 

 bicolor in ilie ,,B. R." is frora a poor weak specimen; the iwo elcvaied liues below 

 ibe middie tooib of ihe crest arc uot sulbcienily elevaied or tooth-likc ai the base. 

 Wild in Brazil; woods in ihe proviucc of Mincs— Martius. 

 Lindl. I. c: 



Pseudobulbo — , foliis — , sapo erecto paniculato, sepalo supremo 

 pelalisque obovalis oblusis concavis laleralibus linearibus acutis bre- 

 vioribus, labello bilobo reniformi, laciniis lateralibus rolundatis nanis, 

 crista falcala compressa utrinque tuberculis 3-linearibus, ^/i-suffulta, alis 

 columnao dcnliculalis subquadralis angulis rolundalis. 



