654 ORCHIDES. 



ZYGOPETALUM. 



6. ZYGOPETALUM AROMATICUM Rchb. fil. in v. Sclil. B. Ztg. 1852. 668: 

 Pedunciilo abbreviato erecto unifloro, flore magno, specioso, perigonii 



phyllis 5 lanceolatis , aculis, torto undulatis; labello prope sessili, basi 

 utrinque auricnialo, auriculis obtusatis , callo magno antrorsum semilu- 

 nalo, multisulcato in basi, Iransgrediente in labelli laminam a basi an- 

 gusta subito obreniformen , margine muUilobuIam , crispulam, disco 

 omnino epapilloso; gynostemio graciliori, androclinio triangulo, margi- 

 nibus stigmatis maximi productis suhquadratis. 



Bluihen grosser , als bei Zygopetnlum Mackayi. Die fiinf riuilblaitcr scheewei.ss. 

 Lippe azurblau, ara Grunde purpurfarbig. Sauie weiss mit i*urpurstreifen. — Blatter 

 langlich, spiiz , am Grunde keilformig. Trugknollen scheinen zu felilen. — Mittel- 

 amerika. — Warscewic:(Hla aromalica Rchb. fil. in hortis. 



7. ZVGGPETALUM MARGINATUM Rchb. fil. Mss. IIuc : Warscciviczella marginala 

 Rchb. fii. in v. Schl. B. Z. 1852. 636 : 



Labello a basi cuneafo, dilatato, trilobo , lobis lateralibus oblongis. 

 antrorsis, lobo medio producto, bilobo, lamella basilari foliacea, oblonga, 

 bidenlato-emarginata. 



Huntleya marginata Hort. 



Warrea marginala Rchb. 111. in litt. Gelblich wciss. Die Lippe hat einen violettcn 

 Rand des Millellappens und dergleichen Zeichnung am Fuss der Saule. — Mitlel- 

 amerika. 



Rchb. fil. 1. c. 836: KacWem ich viele Blulhen erlialtea, finde ich die grosse lang- 

 lich viereckige PJatte auf dem Lippengrunde ofi 8 — lO-ziibnig, ^vahrend die zweite er- 

 lialtene nur 2 Zahne hatte. 



Rchb. fil. I. c. 765: Ganz frische Bliilhen zeigcn rein weisse niillblailer . ilie 

 Spitzen der seitlichen inneren sind zart gelbgriin angehaucht. Der Lippenrand schon 

 violett. Die PJatte des Lippengrundes ist violelt gestreift und einzelne solche Streifen 

 zielien sich iiber die Scheibe der Lippe. 



Rchb. fil. BonpL III. 67: S. Pedro, Aspasica. Miirz. April. 4—8000'. 



Huc : Warrca quadrata G, Chronicle 1853. 647: 

 Labelli lobo medio orbiculari reluso, lateralibus semiovalis conniven- 

 tibus, appondice carnosa subquadrata sulcata, apice obluse (ridentata. 



Near W. discolor in Iiabit and general form, Flowers larger, raore fieshy, wiih 

 no purple except upon cenire and upper half of lip. Oihcrwise ihe blossoras are a 

 clear uniform straw colour , with a green tip to tlie sepals. It is essentially known 

 by the appendix at ihe base of ihe lip bearing ncarly square. about 3 looihed infront 

 aod dceply Jurrowed. That of \V. discolor is uniformly digitaie. Jackson of King- 

 ston. Wild Central-Am.? Pseudobulbs ovalo. Leaves pale grcen , 6" long, very 

 obscurely veined, oblong, acute, Qat, except at the base. where they are much uar- 

 rowed and clinnelled. Peduncle not quite so long as the leaves , with one light 

 sheath near ihe base , and a pair of nearly opposito very unequal bracts . froni bet- 

 woen which rises the soliiary llower. The lateral sepals are abruptly bont back, but 

 remain perfect , straight, with ihe lower edgcs auriculate and involute. The upper 

 sepal is ovate oblong and quite erect. The petais havc the samc form and size 

 as ihc last, but are rolled back abovc ihe middle. Of ihe lip, which is circular with 

 a reluse lermination , the edges are bent downwards so as lo give it a somewhat an- 

 gular appoarance, and ihe laleral lobes are long cnough nearly to meet over the co- 

 lumn. Tlie appcndix al the base is slightly tinged wilh violet , ihe unguis is 

 yellow wiih a slight tubercle, the column which is downy in front, is pure white. 



Bot. Mag. 4766. Pescatorea I. l. 6, — Rchb. fil. Xenia I. Tab. IL 7—13. p. 61: 



Radices crassao, cylindraccae plurimae , nidum quasi simulantes. Vaginae et lolia 

 praocedenlis. Pedunculi vulgo breviores paucivaginati, vir umquam erecti (uti in 

 icone Dot. Mag.), sed antrorsi. Perigouium subcarnusum. Scpalum impar et tepala 



