514 BOTANICAL GAZETTE [DECEMBER _ 
presents a “‘Synopsis of the Chinese species of Pyrus”’ in which 12 species are 
saat 6 being new to science.—J. F. Rock (Bull. Torr. Bot. Club 42:77, 
78. pl. 8. 1915) describes and illustrates a new species of Cyanea (C. Larri- 
sonit) from the Hawaiian Islands.—R. A. Rotre (Curtis’ Bot. Mag. pl. 8635. 
1915) describes and illustrates a new orchid (Sievekingia Shepheardii) from 
Colombia.—E. Rosenstock (Hedwigia 56:355-371. 1915) under the title 
“Filices brasilienses novae”’ has published 29 new species and varieties of ferns. 
—W. Rorue (Bot. Jahrb. 52:355-434. 1915) presents a revision of the genus 
Marsdenia recognizing 47 species of which 9 are new to science.—P. A. SAC- 
carpo (Annal. Mycol. 13:115-138. 1915) under the title ‘“‘ Notae mycologicae”’ 
describes new species of fungi from North America, Philippine Islands, etc., 
and includes a new genus (Heteroceras) found on dead leaves of Tilia europaea. 
—wW. E. Sarrorp (Jour. Wash. Acad. Sci. e i 5-360. us 5) has described 
3 new species of bullhorn acacias from Mexico.—R. SCHLECHTER (Rep. Sp. 
Nov. 13: 537-544, 554-506. 1915) under the ae ‘Guten Maca Philip- 
pinenses’’ has published 37 new species and proposes the following new genera: 
Clemensia, Clemensiella, Dolichostegia, and Petalonema; and (ibid. 14:114- 
133. 1915) has described 40 new species of orchids from Ecuador, based on 
collections made by A. Soprro and by L. Mitte. The same author (Orchis 
9:4-0, 17-20, 49-54, 90-96. 1915) has published several new species of orchids 
from Mexico, Central and South America, and includes a new genus (Jainiop- 
sis) from India.—H. Scutnz (Vierteljahrschr. Ziirich Naturf. Gesells. 60:389- 
422. 191 5) under the title ‘‘Beitrige zur Kenntnis der afrikanischen Flora 
xxvi” in cooperation with the specialists F. KRANZLIN and A. THELLUNG has 
published several new species of flowering plants and includes the following 
new genera: Manuleopsis Thell. of the Scrophulariaeceae and Dinteracanthus 
C. B. Clarke of the Acanthaceae. The same author (ibid. 423-432) records 
1o new species of flowering plants, 7 of which are from Mexico and South 
America.—W. A. SETCHELL (Univ. Calif. Publ. Bot. 6:79-152. pls. 10-16. 1914) 
in an article entitled “The Scinaia assemblage” presents the results of a de- 
tailed study of the genus Scinaia and its near allies. Several new species are 
described and one new genus (Pseudoscinaia) is characterized.—C. SPEGAZZINI 
(Anal. Mus. Nac. Hist. Nat. Buenos Aires 27:37-74. 1915) under the title 
“Segunda contribucién al conocimiento de las Laboulbeniales Italianas” has 
published upward of 30 new species and proposes the following new genera: 
Parahydraeomyces and Thripomyces.—P. C. StanpLEY (Jour. Wash. Acad. 
Sci. 5:57-59. 1915) describes a new genus (Zuckia) of the Chenopodiaceae 
from Arizona; and (ibid. 72-76, 391-396) presents the results of studies in the 
hk reinstates Centrostachys Wallich, records new combinations 
in this genus as well as in Iresine, Lagresia, and Lithophila. ‘The same author 
ibid. 600-602) describes a new species of Geranium (G. Jahnii) from Venezuela. 
—O. Starr (Hook. Ic. pl. 3033. 1915) describes and illustrates a new genus 
(Homozeugos) of Gramineae from west tropical Africa.—G. K. SUTHERLAND 
(Trans. Brit. Myc. Soc. 5:147-155. pl. 3. 1915) under the title “New marine 
