230 



On Gentiana Ja&chkei. [No. •>. 



to the filaments, The calyx is exactly that of Lomatogonium or 

 Ophelia^ the bell-shaped corolla more that of a Gentiana. 



As regards the name, which I gave to this new genus, I believe, 

 I have done nothing more hut paid due justice to the Bev. Jh 

 Jasschk e, of the Moravian Mission, who, with untired zeal and 

 for a great part of the year secluded from all the civilized world, 

 prosecuted his Botanical researches in Lahul, adding many a new 

 or rare plant to the scanty Flora of British Tibet. 



J^esciikea, K u r z. 

 Calyx 5-fidus, subasqualis. Corolla campanulata, 5 -lob a, fauce 

 nuda foveiscpie epipetalis destituta. Stamina 5, terminaKa, in 

 sinubus loborum corollas sita ; filamenta brevissima ; anthero in- 

 cumbentes. Ovarium utrinque attenuatum, uniloculare, ovulis 8 

 juxta suturas Beriatis ; stylus longiusculus, bipaatitus. Oapsula 

 subsessilis, bivalvis, septicida, unilocularis. Semina oblonga, Lsevia, 

 placentis membranaceia adnata. — Herba annua, glabra, eaule recto 

 foliisque oppositis, floribus racemosis v. Bub-paniculatis. 



1. J. gentianoides, {Gentiana JcBtchkei } Kurz, in Seem. 

 Journ. 13ot. 1807, 241). — Oaulis Btrictus, 1-2 pedalis, rare pumilua 

 vix 1-pollicaris ; i'. .lia glabra, ima spatulato-linearia, remola, v. 

 (in Bpecim. pumilis) sub-rosulata, Buperiora lineari-lanceolata, 

 acuminata, scssilia ; flores fere Bemipollicares, violacei ; calycifl 

 segmenta liuearia, corollas tuho campanulato paulo breviora ; 

 corolhe lobi oblongi, acuti ; capsula elliptica stylo longiuseulo 

 coronata ; semina sinapiformia, majuscula. 



Hah. Western Tibet, Lahul, 9 — 15000 feet, on meadows, frequent, 

 (R. Jae schke) ; Rotang-pass between Lahul and Kulu, 10000- 

 feet, (Dr. Br and is) ; fl. Jul. — Sept. ; fir. Aug. 



Plate XIII, Fig. 1. Plant, in natur. size, cut in three parts, fig. 2 3 

 corolla laid open, magnified, (as are also the following figures) ; 

 fig. 3, a small piece of corolla, particularly shewing the insertion of 

 stamens ; fig. 4 ovary. 



