828 ORCHIDES 



ODOMOGLOSSU.^. 



10. ODONTOGLOSSUM HALLII Liudl. Bot. Reg. t. 1992. L. F. >r. 6: 



Pseiidobulbis ovalis aciiminalis ancipilibiis, foliis ensifoiniibus in 

 basin angustalis, scapo paniculalo, sepalis pelalisque ovato-lanceolalis 

 acuminalis unenicnlatis, labello oblonpo acuminato Jacero, crista baseos 

 lamellata mullifida, columnae alis bidentalis denle supeiiore aristalo. 



Wild in Pcru; in the woods olGuayoz on tlie westcrn decliviiy of Pichincha— Hartweg : 



on irecs in the Talley of Lioa, at thc hcight of 8000 fpct— Colonol Ilall; in ivew-Gra- 



nnda, in the fonsts of Pamnlona, at the heighl of 8500 fect; Kovemhcr— Linden 1263. 



A niost beauliful spccies. Pcials ycIIow, spolicd wilh purple; lip white. — Lindeu. 



Flowcrs ihree inchcs and a haif in diameter. 



il. ODOiNTOGLOSSUM LUTEOPUHPUREUM LindL Oi ch. Lindcn. Nr. 85. L. F. Nr. 7: 



Foliis ensifonnibus basi longe angustatis, floribus racctTiosis, bracleis 

 ovatis squamaeformibus , labello obovalo quadrilobo fimbriato lamellis 

 qiiinque laceris pubescenlibus, columna pubescenlc alis in cirrhos nu- 

 merosos longos solutis. 



Wild in Neu-Granada ; in the thick forests of Quindiu, at tlie height of SOOO feet; 

 Fehruary— Linden, 1284. 



Leavcs two feet long. Flowers ihree inches in diameter and more. Pseudobulbs 

 oval ihick,, two or three inches long. Stem a yard higli. Flowers large (like those 

 of 0. Hallii); petals bright yellow, spolted wilh purple ; lip yellowish while, sputled 

 ■wiih rose. A magnificent species. 

 12. ODONTOGLOSSUM JNSLEAYI Lindl. Fol. Nr. 8~: 



Pseudobulbis ovatis compressis diphyllis, foliis coriaceis oblongo- 

 ensifonnibus subundulatis apice recnrvis racemo paucifloro erecto rigido 

 brevioribus, sepalis petnlisquc oblongis subaequalibus undulatis infimis 

 basi connalis, labello angusto obovato retuso basi auriculato, disci crista 

 apice biloba dilatata utrinqiie in medio dente refracto aucta, columnae 

 alis incurvis cirrbalis. 



. Oncidium Jnsleayi Barker in Bot. Reg. 1840, misc. 21. Balenian Orch. Mrx. 

 l. 21. Van Houtte. Flore des Serres, 1818. t. 62. 



(B.) macrauthum. Flowers twice as largc, Ihinner , and inuch paler, wilhout ihe 

 ricli rod spols on ihe lip. 



Wild in Mexico— Baiker ; Oaxaca— Loddiges. 



Flowers iwo and half to three incbes in diameier, ycllowi.sii, spollcd with rich 

 lirown; the iip brighler yellow, spolted witli rcd , chielly round llic edge. This plant 

 has inuch the habit of 0. grande, from which il dilTers in the form of the lip, and in 

 the column beiiig lurnishfd with red subulaic horns curved forwards instead of ha- 

 viiig a pair of broad rounded raembranous ears. The slight union of ihe lateral sc- 

 pals occurs also in a few othcr species. 



§. 2. Xanllioglossiim L. F. p, 4; 



Columna auriculata vel aptera. Labellum unguc lonizo lineari (sae- 

 pius bilamellalo) instruclum semper luieum. 



Wiih this seciJon ihe attenuated or cirrhosc condition of ihe auricles of the co- 

 lumn di.sappears, nol to recur ihrough the remainder of Ihe genus. 0. grande is no- 

 loriously very near 0. Insleayi, and the two connect ihe sections Euodontoglos.-iuni 

 and Xanlhoglossum. The present and following seclions are ,wcll marked by thc 

 long iiarrow unguis of thc lip , bcyond which tlie limb suddenly expands inlo a thin 

 plaic. 



12. ODO.NTOGLOSSUM GRA.NDE Lmdl. in D. R. 1840. Misc. Nr. 94. Bal. Orch. Mex. 

 Gunt. t. 24. Morrcii Ann. Gand , I. t. 37. Dot. Mag. t, 35. Lindl. Fol. Nr. 9: 

 Scpalis lanceolalis laleralibus convexis falcalis petalisquc oblongis 

 ubtusiuiculis lalioribus subundulatis, labello subrolundo basi auiiculato 



