396 BOTANICAL GAZETTE [way 
Natiirlichen Pflanzenfamilien.’—Parts 241 and 242 continue the supple- 
_ment to the algae. One new genus (Pseudolithoderma) of the Lithoderma- 
taceae is proposed, which is based on Lithoderma fatiscens Kuck. not Aresch. 
—J. M. GREENMAN. 
NITES FOR STUDENTS 
Current taxonomic literature—J. C. ArTHuR (Bull. Torr. Bot. Club 
37:569-580. 1910) under the title “New species of Uredineae VII” has 
described 13 new species—H. H. Bartietr (U.S. Dept. Agr. Bur. Pl. Ind. 
Bull. No. 189. pp. 29. 1910) presents the results of a study of the Dzoscoreae 
of the United States, and in a detailed — recognizes 5 species, 2 of which 
and one variety are new to science.—M. y de LespAIN (Bull. Soc. Bot. Fr. 
IV. 10:460-463. 1910) has published real new species of lichens, including 
2 from Mexico.—E. Bratnerp (Bull. Torr. Bot. Club 37:523-528. pls. 34, 
35. 1910) has described 5 new species of the genus Viola from the southern 
states.—V. F. Brotuerus (Phil. Journ. Sci. Bot. 5:137-162. 1910) in a third 
“Contribution to the bryological flora of the Philippines’? enumerates 91 
genera and 143 species; one monotypic genus (Pseudoracelopus) and 27 species 
belonging to several different genera are recorded as new.—C. DECANDOLLE 
(Leafl. Phil. Bot. 3:750-789. toro) under the title “Philippine Piperaceae” 
records 50 recognizably distinct species, varieties, and forms of Peperomia 
d Piper, more than one-half of which are new to science.—J. Carport (Rev. 
Bryol. 37:65-72. 1910) in an article entitled “Diagnoses préliminaires de 
Mousses mexicaines” has published several new species—E. B. COPELAND 
(Phil. Journ. Sci. Bot. 5:283-285. 1910) in an article entitled “Additions to 
the Bornean fern flora” has published a variety and several new species of 
ferns, and proposes a new genus (Protolindsaya).—H. N. Drxon (Journ. Bot. 
48:207-310. pis. 507, 508. 1910) presents a paper on Indian mosses and 
includes several species new to science. One new genus (Merceyopsis) of the 
Pottiaceae is characterized, which is said to be intermediate between Merceya 
and Hyophila, and is represented by 7 known species—S. T. DuNN (Kew 
Bull. 386, 387. 1910) has published a new genus (Leptoderris) of the Legumino- 
sae from tropical Africa, and gives a key to the 14 known species.—A. D. E. 
Ermer (Leafl. Phil. Bot. 2:703-728. 1910) records 30 species or Lauraceae 
from Mt. Apo and Mt. Giting-Giting, P.I., 18 of which are designated as new. 
The same author (ibid. 729-734) lists 6 pricks of Solanum from Mt. Apo, of 
which 4 are new; and (ibid. 735-740) describes 5 new species of the genus 
Begonia from the Philippines.—J. S. GamBLe (Kew Bull. 218-228. 1910) in 
7 ENGLER, A., and Prantt, K., Die natiirlichen Pflanzenfamilien, etc. 241. und 
242. Lieferungen. Chiorophyceae von N. Witte. Phaeophyceae und Dictyotales 
von F. R. Kyettman und N. Svepetius. Rhodophyceae von N. SvepEtius. Nach- 
trige zum I. Theil, 2. Ab. pp. 97-192. figs. 54 ue Leipzig: Wilhelm Engel- 
mann. Igto. M 6, 
