E 
1909] CURRENT LITERATURE 157 
the largest category), and to miscellaneous parasites and saprophytes, with some 
discussion of the decay of structural timbers. The Polyporaceae are the greatest 
devastators of our forests. A useful bibliography is appended.—C. R. B. 
Vegetationsbilder.—The third part of the seventh series of KaRsTEN and 
SCHENCK’s well-known work?! presents six plates of the vegetation of the moors, 
Bockser (high plains with dry grasses and sedges), and forest of the northern 
Schwarzwald, with text, by Orto Feucut; the fourth illustrates the sea strand, 
littoral, sublittoral, and submontane formations on the Dalmatian coast, with 
xt by L. Apamovic; while the fifth pictures the various curious plants charac- 
teristic of the Abyssinian highlands.—C. R. B. 
NOTES FOR STUDENTS 
Taxonomic notes.—O. Brccart (Phil. Jour. Sci. 3:339-342- 1908) has de- 
scribed 3 new species and 2 new varieties of ferns from the Philippine Islands.— 
R. C. Benepicr (Bull. Torr. Bot. Club 36:41-49. 1909) records 4 new hybrids 
in the genus Dryopteris from eastern America.—C. CHRISTENSEN (Rep. Nov. Sp.- 
6: 380, 381. 1909) records a new species of Dryopteris from Brazil.—A. COGNIAUX 
(tbid. 304-307) publishes 5 new species of orchids from Jamaica.—F. S. CoLLINs 
(Rhodora 11:17-20. pl. 78. 1909) has published 4 new species of the genus 
Cladophora, and (ibid. 23-26) under ‘‘Notes on Monostroma” records a new form 
of Monostroma orbiculatum from Massachusetts —E. B. CopELAND (Phil. Jour. 
Sci. 3: 343-357. pls. 1-8. 1908), under the titles “New genera and species of 
Bornean ferns,” and “New species of Cyathea,” has published 20 new species 
and 2 new genera (Macroglossum and Phanerosorus).—L. A. DoDE (Bull. Soc. 
Bot. Fr. IV. 8:648-656. 1908) describes 12 new species and 3 new hybrids of 
trees and shrubs; these include a Robinia from Colorado and a Salix from New 
Jersey —F. E1cutam (Monats. Kakteenk. 19:1-5. 1909) characterizes a new 
species and 4 varieties of Mamillaria from Guatemala, and (ibid. 22-25) describes 
a new species of Pereskiopsis from the same general region.—A. D. E. ELMER 
Leafl. Phil. Bot. 2:445-594. 1908-1909) has described ror new species and 3 
Varieties of Philippine plants. A new genus (Elmeria Ridl.) of the Zingiberaceae 
's proposed, and a synopsis of the genus Rubus is given, in which the author 
Fecognizes 17 species for the Philippine Islands, 3 being new to science~+*. 
ENGLER (Bot. Jahrb. 43:161-198. 1909) has published new species of African 
plants as follows: ro in the Olacaceae, rz in the Opiliaceae, 2 in the Octoknema- 
taceae, 11 in the Icacinaceae, and 13 in the Aizoaceae——E. GILG (ibid. 97-128), 
in an article entitled ‘‘Balsaminaceae africanae,” recognizes 85 species of Impa- 
tiens from Africa, and of these 26 are new to science.—M. Gtxe (ibid. 199, 200) 
records 3 new species of Ebenaceae from Africa, and (Monats. Kakteenk. 19: 
12-14. 1909) describes Rhipsalis Novaesii and accompanies the description by 
illustrations of the flower; the plant is a native of Brazil—W. Herter (Bot. 
————— 
Karsten, G., aND SCHENCK, H., Vegetationsbilder. Series vii, parts 3-5- 
text and pls. 13-30. 4to. Jena: Gustav Fischer. 1909. M 4 per part. 
