266 _ BOTANICAL GAZETTE. 
be readily verified in almost any laboratory: The parts used are pollen 
mother-cells, stamen hairs, and shreds of young epidermis, and the method of 
their treatment is fully explained. In the same volume a synoptical catalogue 
of the mycologic flora in the neighborhood of Brussels is given by E. Bommer 
and M. Russeau. It occupies (with full index) some 350 pages 
CURRENT LITERATURE. 
is number is chiefly made up of bot uleal/e papers of ae impor- 
tance, and contains thirteen besiaiel fal plates, most of them colored. Mr. Edward 
reene, in a paper ent titled “ Studie n the Botany of California and Parts 
Adjacent,” describes many st species ‘ait some new genera, and gives a synop- 
sis of certain groups. A ne ancouveria from Oregon is described, five new 
species of Eschscholtzia, and i new genera of Crucifere, Heterodraba and Athy- 
sanus. e former is Dr unilateralis, M. E. Ji ones, and the latter Thysanocar- 
mulus. The 
ae Minit Excel etc., e that one must Ahi ‘veule specimens for de- 
termination, a ine onvenient as to largely preclude the use of such 
ssa caper Pélyyonun “Douples sti and P. Engelmanni are two new species sepa- 
rated from P. 
In the vii sisibiiag: Mary K. Curran gives a list of plants described by 
’ Drs, aE ere Me nd H. H. Behr, with an attempt at their identification. 
activity Bon our Pacific Coast. 
Canadian Filicinee. Macoun & B roe 4 Trans. Roy. Soc. Canada. 
Read ‘May 23, 188d urgess. rom the Trans. Roy : 
This is a i ge sera printed pamphlet of over sixt is intend- 
ed to be all that is necessary for a Canadia n pietidniogea 28 There are e 
species given, vith velitdanes to lg pe aR A deseriptions stations 2 
collectors. A history of the s subject, remarks upon distribution, and Bur short 
: es 
account of the life history of Ferns prefaces the synopsis ger 
some interestin views 0 distribution Che fi is made upo! basis 0 
Mr. Red eld’s eine of the North American species into six great cies 
the 64 Canadian Ps pesetbaved as follows: Cosmopolitan, 4; poe 
23; Appalachian, 3 Pacific, 10; New Mexican, 1 (Cheilanthes : lanuginoed); Tro A 
ical, 0, Twenty of the s “ee are peculiar to North America. 
table divides the Dominion into five botanical areas, which show the followiog 
distribution of species: Atlantic Provinces and Eastern 54; Ontar 
