930 ON A NEW SPECIES OF IRIS. 
altera ovata acuta 2-pollicari tubo floris serius expansi zequilonga intima 
conformi eo dimidio breviore, floribus diurnis inodoris 33 poll. diametro 
erectis, pedicellis ovarii longitudine, perigonii tubo crassiuseulo virides- 
cente pollicari ore callis 6 glandulosis instructo, laciniis subsequalibus, 
ineequaliter laciniata alba violaceo-striata usque ad medium laminam 
producta apiceque dimidiam fere ejus latitudinem adeequante aucto et 
neis 3 elevatis laminam haud attingentibus utrinque notato 
lamina obovato-rotundata obtusa margine crispulo-undulata lilacina 
me in April of this year for the first time, the rhizomes having been ob- 
tained two years ago from a native garden, where the plant was cultivated 
suppose nearly equal ; 'both series of the perigone-segments reflexed and 
alike in shape, besides other points. The second has longer, narrower, and 
* Mél. Biolog. Acad. Pétersb. vii. 563. 
f Ann. Sc. Nat. ser. 3, v. din. 
