396 BOTANICAL GAZETTE [NOVEMBER 
“Beitrige zur Flora von Afrika XXXV” has published 125 new species and several ' 
varieties of flowering plants. The following new genera are proposed: Lingels- 
heimia, Baccaureopsis, and Milbraedia of the Euphorbiaceae, Pierrina of the 
Scytopetalaceae, and Ledermanniella of the Podostemonaceae. The contribution 
is based chiefly on the collections of Dr. J. MirpraED.—O. MULLER (zbid. Beibl. 
. pp. 1-40. pls. rz, 2) lists a large number of Bacillariaceae from southern 
Serer from the collections of E. NoRDENSKIOLD and O. Borce. Several new 
species and varieties are described.—E. L. GREENE (Rep. Nov. Sp. 7: 195-197- 
1909) under the title ‘‘Novitates Boreali-Americanae IV” has published 7 new 
species of sympetalous plants.—J. R. DrumMmonp (Curtis’ Bot. Mag. IV. 5:4. 
8271. 1909) describes and illustrates a new species of Agave from Central America. 
M. GurKeE (Monats. Kakteenk. 19:116-121. 1909) describes and figures a new 
species of cactus (Cephalocereus DeLaetit) indigenous to Mexico.—W. FAwcEtIT 
and A. B. RENDLE (Jour. Bot. 47 : 263-266. 1909) in continuation of their studies 
on Jamaican orchids have published 6 new species and include 1 new genus 
’ (Harrisella) which is based on Aeranthus porrectus Reichb.—A. and E. S. GEPP 
(ibid. 268, 269) have described a new species of Udotea from St. Thomas.—W. A. 
MurriLt (Mycologia 1: 140-160. 1909) in a second article on the ‘‘Boletaceae 
of North America” gives a synopsis of the genus Ceriomyces, recognizing 35 
species, and (ibid. 218, 219) describes a new species of this genus from the volcano 
of Turrialba, Costa Rica—E. Rosenstock (Rep. Nov. Sp. 7: 146-150. 1909) 
under the title ‘‘Filices Novae V” deScribes new species of ferns, 3 of which are 
from Ecuador.—F. C. CLEMENTs and H. L. SHantz (Minn. Bot. Studies 4 :133- 
135- pl. 20. 1909) have proposed a new genus (Eucapsis) of the blue green algae; 
the genus is represented at present by a single known species (E. alpina) from 
Colorado.—C. H. Peck (Bull. Torr. Bot. Club 36: 153-157. 1909) has published 
10 new species of North American fungi.—J. K. Smaxt (ibid. 159-164) in an article 
entitled ‘‘Additions to the flora of peninsular Florida” records several species 
hitherto unknown from the mainland and describes 5.new species.—A. E. 
ELMER (Leafl. Philip. Bot. 2:595-629. 1909) has described 11 species and 2 
varieties of Philippine plants as new to science. Synopses of the Philippine species 
of Fagraea, Artocarpus, and Hydrocotyle are given, and a new generic name 
(Adelmeria Ridl.) is ae: to take the place of Elmeria recently described in 
this journal.—J. M. GREENMAN. 
Corn breeding.—Several recent papers have appeared advocating the use of 
hybridization methods in the production of Indian corn, instead of the usual ear- 
to-the-row method which is based upon the idea of isolation of pure As 
early as 1893 and 1894 GARDNER and Morrow?® showed that crosses between 
different strains of corn give somewhat increased yields over either of the parent 
strains, and a method was outlined by which this advantageous circumstance could 
6 Morrow, G. E., AnD GARDNER, F. D., Bulletins 25 and 31, Illinois Agricul- 
tural Experiment Station. 1893, 1894. 
