358 BOTANICAL GAZETTE [APRIL 
science.—P. Dustén (Archiv for Botanik 1o:no. 5. 1-5. pl. r. 1911) describes 
and illustrates a new species of Eryngium (E. ombrophilum) from Brazil.— 
W. R. Dykes (Gard. Chron. III. 51:18. 1912) has published a new species of 
Iris (I. tenuissima) from California——E. L. Exman (Archiv fér Botanik 
O:no. 17. 1-43. pls. -6. 1911) under the title “Neue brasilianische Griser”’ 
has published 19 species new to science and proposes a new genus (Steirachne) 
based on Festuca pilosa Nees—A. W. Evans (Rhodora 1421-18. 1912) pub- 
lishes the ninth article of a series devoted to New England Hepaticae; up to the 
present time 169 species of this group have been recorded from the New 
England states.—F. W. Foxwortuy (Philip. Journ. Sci. Bot. 6: 231-287. pls. 
34-44. 1911) presents an article entitled ‘Philippine Dipterocarpaceae,” 
recording important data concerning this family and enumerating about 40 
species, of which 4 have not been described hitherto.—R. E. Fries (Kungl. 
Svensk. Vetensk. Akad. Handl. 46:no. 9. 1-72. pls. 1-7. 1911) presents the 
results of a monographic study of the genus Petunia, recognizing about 30 
species of which 12 are new to science.—J. S. GAMBLE (Philip. Journ. Sci. 
Bot. 6:289. 1911) publishes new species of Schizostachyum from Luzon, P.I.— 
. M. GREENMAN (Ottawa Naturalist 25:114-118. 1911) has published 4 new 
species and two varieties of Canadian Senecios.—A. A. HELLER (Muhlen- 
bergia 7:85-95. pl. 6. 1911) in continuation of his studies on the genus 
(Bull. Torr. Bot. Club 38:489-514. pls. 27-34. 1911), in a paper on “Some 
marine algae of Lower California, Mexico,” records 24 species of which 8 are 
new.—J. Hutcuinson (Hooker’s Ic. IV. 10: pl. 2929. 1911) describes and illus- 
trates a new genus (Protomegabaria) of the Euphorbiaceae from tropical 
Africa.—E. JANCZEWSKI (Bull. Acad. Sci. Cracovie 1910: pp. 67-91) has issued 
additional supplements to his monograph of the Grossulariaceae and includes 
several hitherto unpublished species and varieties from China.—P. B. KENNEDY 
(Muhlenbergia 7:97—100. pi. 6. tog—111. pl. 8. 1911) describes and illustrates 
a new clover (Trifolium bolivianum) from Bolivia and a new species of Phlox 
(P. aciculifolia) from Nevada.—F. D. Kern (Mycologia 3: 288-290. 1911) 
presents a second paper on “The rusts of Guatemala”’; several species are 
recorded, including a new Uromyces parasitic on Gouania domingensis L. The 
same author (Bull. N.Y. Bot. Gard. '7: 391-483. pls. 151-161. 1911) under 
the title of “A biologic and taxonomic study of the genus Gymnosporangium” 
has published the results of a monographic study, recognizing 40 species of 
this genus—K. Krause (Bot. Jahrb. 45:657-660. 1911) describes 6 new 
species of Araceae from the Philippine Islands.—J. Luneti (Am. Mid. Nat. 
21142-1409, 153-164. 1911-1912) has described new species and varieties of 
flowering plants from North Dakota, Minnesota, and Florida~—R. MAIRE 
(Ann. Mycol. 9:315-325. pl. 16. 1911) under the title “ Remarques sur quel- 
ques isd exacted has established a new genus (Nectriopsis) based on 
Sphaeria violacea Fr—U. Marteti (Leafl. Phil. Bot. 3: 1109-1132. 1911) in 
an article celled “Some Philippine Pandanaceae”’ has published 6 new 
