594 SUMMARY OF CURRENT RESEARCHES RELATING TO 



Pteridophytes of Samoa.* — K. Rechinger gives an account of the 

 Pteridophytes collected in Samoa by him in 1905, comprising 158 

 species and many varieties. He discusses the ecology and biology of 

 the plants. He expresses his preference for the grouping adopted in 

 Hooker and Baker's Synopsis. One new species of Pteris is described. 



New Spleenwort from China.f — W. R. Maxon gives a description 

 and figure of Asplenium microtum, collected in Yunnan by A. Henry, 

 and hitherto referred to A. TricKomanes, from which it differs in its 

 tougher texture, auriculate pinnae, re volute margins, chaffy bud on 

 rachis. The chaffy bud is a character occurring commonly in the 

 allied species A. monantlies. 



Chinese Ferns. J — H. Christ publishes an account of some new 

 Chinese ferns collected by F. Ducloux, A. Henry, Giraldi, Delavay, 

 Faber, Esquirol, C. Gr. Matthew, E. Wilson, Gf. Silvestri, and others. 

 Fifty species are enumerated, and twenty-seven of them are described 

 for the first time ; eleven new varieties are also described. The 

 majority of the specimens described were collected at Yunnan-sen by 

 F. Ducloux. 



He also describes § two new species of ferns collected in Cambodia 

 by Bouillod. 



Ferns of the Malay- Asiatic Region. || — E. B. Copeland begins the 

 publication of a fern-flora of the Malay- Asiatic region, with keys and 

 descriptions of the families, genera, and species. In the present part 

 he treats of the Ophioglossacea3, Marattiacere, Marsileacea?, Salviniaceas, 

 Osmundacese, Schizgeacece, Gfleicheniacere, Parkeriaceaj, Matoniaceas, 

 Cyatkeacege, and gives a series of plates in illustration of the genera. 



New Exotic Ferns. IF— E. Rosenstock publishes descriptions of five 

 new ferns — Asplenium tenuiculum, Dryopteris Rimbachii, Polypodium 

 trichiatum, Elaphoglosswn palorense, Cyclophorus Wirikleri — the first 

 from New Caledonia, the last from western Sumatra, the others from 

 Ecuador. 



C. M. Hicken** gives an enumeration of sixteen ferns, all new to 

 Argentina ; three of them and five varieties are new to science. Critical 

 notes are added. 



Bryophyta. 



(By A. Gepp.) 



Two New British Hepaticse.tt — S. M. Macvicar gives an account 

 of Sphserocarpus caUfomicus, pointing out the characters by which it is 



* Denkschr. Math. Nat. k. Akad. Wiss. Wien, lxxxiv. (1908) pp. 401-49 (4 pis. 

 and 12 figs.). 



t Contrib. U.S. Nat. Herb. Washington, xii. (1909) p. 411 (pi.). 



1 Notulse Systematica} Herb. Mus. Paris, i. (1909) pp. 33-58. 



§ Tom. cit., pp. 58-9. 



|| Philippine Journ. Sci., iv. (1909) pp. 1-64 (21 pis.). 



f Fedde's Repertorium, vii. (1909) pp. 146-50. 



** An. Soc. Cient. Argent., lxii. (1906) pp. 161-88 (8 pis.). See also Fedde's 

 Repertorium, vii. (1909) pp. 169-73. 



ft Journ. of Bot., xlvii. (1909) pp. 306-9. 



