6G0 ORGHIDES. 



ZYGOPETALUM. 



spicieniibus laiere jugi, roUiiiia 4. per paria adhaerentia glandulae tenui rhom- 

 boideac. 



§. 2. Racemosa. 



Lindl. Uot. Rcg. XXVI. 1840. 66: Zygopetalura didcrs from Odonioglosum by the 

 crest of its li|> being solid and transverse , by ils column having no ears, and by its 

 sepals and peials being directed upwards above ihe level of the centre of ihe flower. 



Lindl. Bol. Reg. XXX. (1844). Misc. 15: 



Perianthium explanatura, sepalis petalisque ascendentibus subaequalibus cum 

 ungue producto columnae connatis. Labellum muticum, planum, indivisum , patens, 

 ungue ascendente, crisia raagna transversa. Columna brevis, arcuaia, marginata, 

 saepius utrinque subdilatato ; nunc in cuculium expansa. Anihera subbilocularis car- 

 nosa, nunc veriice rosiraio. Poliinia 2, biparlibilia , in glandulam transversam sub- 

 sessilia. Herbae tecrestres , subacaules, foliis plicatis patentibus. Flores speciosi, 

 suaveolentes , labello coerulescenie. 



21. ZYGOPETALDM BRACHYSTALIX Rchb. flh : 



Foliis lanceis acuto acuminalis inferne valide Irinerviis, pedun- 

 culo elongalo paucivaginato vaginis distanlibus , racemo elongato, 

 bracleis minutissimis, mento bene evolulo, sepalis oblongis acutis, late- 

 ralibus lalioribus , tepalis ligulalis acutis, labello brevi unguiculato a 

 basi minute cordala rbombeo llabellato obtusangulo, callo hippocrepico 

 plicato sulcato in basi, columna brevissima. Flores illis Maxillariae ru- 

 lescentis aequales. Ins. Trinitatis. 



22. ZYGOPETALUM SELLOWII Rchb. fil. in Herb. BeroL: 



Foliis ligulatis aculis, pedunculo paucivaginato , vaginis amplis trian- 

 gulis distantibus, racemo paucifloro , bracteis ovatis acutis ovariis pedi- 

 cellatis plus duplo brevioribus, menlo modico, sepalis ligulatis acutis, 

 tepalis oblongo lanceolatis aculis, labello late cuneato, dimidio anlico 

 quadrato obtusangulo, toto ungue callo depresso striato antice utrinque 

 oblusangulo medio denticulato obtecto, columna longiuscula. 



Labelli lamina in sicca plania veluiina. Flores illis Maxillariae rufescenlis aequales. 

 S. dc Moeda. Sellow. 



23. ZYGOPETALUM MURRAYANUM Gardn. in Hook. Bot. Mag. 3674: 



Pseudobulbis ovatis profunde sulcatis, foliis lanceolatis slriatis, ra- 

 cemis plurifloris, sepalis petalisque ovato-lanceolatis acutis immaculatis, 

 labelli lobis oblongis, iateralibus erectis, intermedio quadruplo majore 

 reflexo albo basi purpureo maculato callo prominente sulcato. 



Perigonium viride, lahello albo, callo flavo, lineis 5 violaceo brunneis stricto. 

 Organ Mountains.. 4000' ob. level of ihe see c Brazil. Gardner. Named by him 

 in complimenl of his steedy friend Mr, Slewarl Murray of the Glasgow B. G. 



24. ZYGOPETALUM MAXILLARE Lodd. B. Cab, 1776. Hook. B. M. 3686 : 



Pseudobulbis oblongis sulcatis, foliis lanceolatis nervosis basi atte- 

 nuatis, sepalis petalisque ovalo-oblongis acutis subaequalibus , labelli 

 tiilobi obluse calcarali lobis lateralibus crectis crista anguliformi cre- 

 nata maxima unitis, intermedio patente mojori subrotundo. 



Perigonium viride. biunneo maculatum ; lobellum violaceum, columna violacea. 

 Mr. Gardner found it on the Organ niountains in April 1828 growing upon the 

 siems of treeferns. — Lindl. Bot. Reg. XXX. (1844 ) Misc. 15. 



25. ZYGOPETALUM BRACUYPET.\LUM Lindl. Bot. Reg, XXX. (1844). Misc. 5: 

 Foliis ensiformi-lanceolatis scapo elato multifloro brevioribus, sepalis 



. petalisque oblongis oblusis , labello transverso subrotundo eniarginalo 

 basi vix anguslato, callo integerrimo. Brazil. 



