NEW OR NOTEWORTHY SPECIES. 



81 



green spots ; the open tliroat disclosing a pair of bright 



itali? 



I 



yellow folds iu the midst of a field of dark violet : gem 



loiig-exserted. 



Eelated to the original ZX clegaus ; but in that species 

 the flowers are not half as large, the segments of the upper 

 hp are cut completely 

 baekwnrds one over the 



to the base and are at length 



•OSS. 



laid 

 The vein in g 



and dotting of tbe flower in D. insignis is very character- 

 istic, and beautiful beyond that of any other species hitherto 

 recognized, 



HowELLiA LiMOSA. Terrestrial, diffuse, the weak pro- 

 cumbent branches a foot long, leafy and racemosely ilorifer- 

 ous throughout : leaves lanceolate, entire, sessile, | inch 

 long : pedicels filiform, 1 inch long : segments of the white 

 corolla a line long, cuneiforin, ihe two upper narrower and 



more widely separated : 



I 



scarcely constricted above, surmounted by the 5 triangular 



erect calyx-teeth. 



In habit quite unlike the type of the genus ; the lierbage 

 somewhat resembling that of the more slender DoAvningias ; 

 but the generic character of Ilowcllia is abundantly confirmed 

 in this most unexpected accession to the known flora of the 

 lower Sacramento. 



