34 



sepalis petalisque patentibus subrequalibus lineari-oblongis obtusis, labelli 

 trilobi laciniis lateralibus linearibus truncatis intermedia unguiculata 



obovata nuda, columna sub apice auriciilata. - Brazil. Leaves of 



this rather more than a foot long. Flowers pale yellow, about an inch 

 and a half in diameter. The inflorescence is only panicled at the base, 

 and is jirobaljly very often simple. 



33. E. tripterwn (Lindl. in Hooker's Journal, 3. 83.) ; pseudobulbis ovalibus 

 compressis diphyllis, foliis lineari-oblongis obtusis racemo paucifloro 

 (4 — ()) suba;qualibus, floribus erectis, sepalis petalisque lineari-lanceolatis 

 patulis, labelli trilobi lobis lateralibus linearibus obtusis planis intermedio 

 subrotundo basi angustato undulato venis rugosis elevatis, capsula angusta 



clavata triptera. Mexico. The whole plant when in bloom little 



more than sLx inches high. Flowers apparently dull purple, with a pale 

 lip, on long peduncles, and erect not drooping. 



34. E. viryatum (Lindl. in Hooker's Journ. of Botany, v. 3. p. 83.) ; pseudo- 

 bulbis ovatis oblongisve sub-compressis rugosis, foliis binis tcrnisque 

 convexis subundulatis acutis glaucis unciam latis, panicula virgata ramis 

 longis gracilibus, sepalis lanceolatis petalisque duplo angustioribus paten- 

 tibus discoloribus, labelli hastati lobis lateralibus acutis patentibus inter- 

 medio subrotundo-obovato acuto ; callo maximo rotundato pone basin. 



Mexico. The habit of E. vitelhnum, but with more glaucous 



leaves. Flowers small, dirty green stained with bi'own, arranged in a 

 very long lax graceful panicle, the branches of which are simple, and 

 sometimes as much as a foot long, with nearly twenty flowers on each. 

 The Up is whitish yellow. Scape sometimes seven feet high, 



35. E. aromaticmn (Bateman Orch. Mex. t. . E. incumbens, Lindl. in Bot. 

 Reg. 1840, misc. 84.) ; floribus dens^ paniculatis, sepalis linearibus 

 patentissimis basi angustatis, petalis conformibus sed paulo latioribus, 

 labelli postici lobis lateralibus triangularibus acuminatis intermedio sub- 

 rotundo-ovato apiculato venis elevatis cristato, calhs duobus oblongis 



secus unguem. Guatemala. Flowers very sweet; in large pale 



dull yeUow panicles. It inhabits a climate whose temperature varies 

 from G()° to 7.5°. 



36. E. oncidioides (Lindl. in Bot. Reg. t. 1623.) ; pseudobidbis ancipitibus, 

 foliis 2-3 ensiformibus panicula laxa brevioribus, sepalis petalisque obo- 

 vatis unguicidatis, labelli trilobi lobis lateralibus nanis intermedio sub- 

 rotundo cuspidato basi 5-costato. ? A fine showy plant, 



with panicles of yellow and brown flowers. 



37. E. alatum (Bateman Orch. Mex. t. 18. E. calocheilum, Hooker in Bot. 

 Mag. t. 3898.) ; pseudobulbis ovato-oblongis diphyllis, foliis ensiformibus 

 obtusis coriaceis obsolete striatis panicula elata multiflora brevioribus, 

 sepalis petalisque lineari-oblongis spathulatis uniformibus patentissimis, 

 labello suborbiculari profiinde trilobo basi carinato, lobis lateralibus late 

 ovatis intermedio latissimo lineato margine undulato crispato, columna 



superne bine ala obtusa. Gttatemala. The flowers, in a large 



panicle, are Ught gi'eenish yellow with the sepals and petals tinged with 

 purple at the points, and the Up crimson-veined with a yellow border. 



38. E. ultissimum (Bateman Bot. Reg. 1838. misc. 61.); pseudobulbis elon- 

 gatis teretibus 2-3-phyllis, scapis ramosis longissimis, sepalis lineari- 

 oblongis acutis, petahs conformibus basi angustatis, labelli liberi lobis 

 lateralibus dimidiatis erectis tortis obtusis intermedio dilafato undiilato 



recurvo apiculato basi bicostato. Bahamas. Flowers scented with 



beeswax. Vci-v hke E. oncidioides. 



