1917] CURRENT LITERATURE 261 
by an account of the morphology of the genus. The detailed description of 
each species is accompanied by the synonymy, citations of exsiccatae, and.a 
very full discussion. 
In a revision of peace the same author™ discusses 4 species, 2 of which — 
are described as new. 
FERNALD” has described a new Cardamine (C. Longii) from Maine, which 
grows in “shaded rock-pockets and crevices covered at high tide.” In the 
description it is contrasted with C. pennsylvanica. 
MacKenzie” has described a new species of Carex (C. convoluta), which 
ranges from Maine to Manitoba and south to the Gulf States. Heretofore it 
has been included in C. rosea. 
PENNELL,* in continuation of his studies of the plants of the southern 
States, has described a new Smilax (S. leptanthera) from Georgia, closely 
allied to S. tamnifolia. 
RENDLE* has described a new genus (Maidenia) of Hydrocharidaceae 
from West Australia, belonging to the Vallisnerieae. 
Rocx,s in connection with the preparation of a monograph of certain 
genera of the Lobeliaceae of Hawaii, re oe et varieties 
of Cyanea, and 2 new varieties of Lobelia. 
Wrecanp* has described a new species of sects (E. peregrina), which 
Occurs as a weed in this country, as well as in Germany and Japan, and which — 
is unknown as yet in an indigenous state. It was separated from the well 
a2 es segue a apd pape tre coe ron donee es 
condensata Hackel.—_J. M.C. __ 
spore dete, Aree to ‘hae the ae as 
of sporophores of 
- rr cme igh ts 
44:191-222. pl. 8. 1917. ce 
“Pasa, M.A new Caromine rom stern Maine. odors 1898 - 
92. 1917. — 
ee 3 PENNELL, F. ful, Eeveaa en apeunems eRe 
< Torr. Bot. Club 432412. 1916. : 
- -* Renpie, A. A. By Maidens, «new genus of 
2 eens ol. 545. 1916. 
* MacKenzre, K. K. Notes on Carer. x. Bull. Torr. Bot. Club 431428. nea — 
