170 Botanisches Centralblatt. 



Collins, J. F. 1908. Some mosses from Aroostook county, Maine. 

 (Rhodora. X. p. 37—38.) [Four boreal mosses new to the State of 

 Maine are listed upon specimens collected in southern Aroostook 

 county, Maine. The general distribution of each is indicated. — 

 Maxon.] 



Conard, H. S. 1908. Acres of liverworts. (Plant World. XL p. 64—64.) 

 [Notes on the occurrence of several species of Hepaticae in abun- 

 dance in various localities in the United States, with notes on 

 especially favorable habitats. — Maxon.] 



Coppey, A. 1908. Contribution ä l'etude des Muscinees de la Grece. 

 (Nancy, 1908.) 



Dixon, H. N. 1908. Mosses from the Canary islands. (Journ. of 

 Bot. XLVI. 546. p. 184—186.) 



Evans, A. "W. 1908. Lopholejeunea Muelleriana in Florida. (Bryo- 

 logist. XL 3. p. 45—46.) 



Fleischer, M. 1908. Grundlagen zu einer Monographie der Gattung 

 Stereohypnum (Hpe.) [Anfang]. (Hedwigia. XLVII. 5. p. 271— 288. ül.) 



Haynes, C. C. 1908. Helpful literature for students of North Ame- 

 rican Hepaticae. (Bryologist. XL p. 32 — 33.) 



XIV. Pteridophyten. 

 Cf. II. Gwynne Vaughan; IV. Bower, Browne. 



Bacon, W. L. 1908. The discovery of Cryptogamma Stellen in 



Maine. (Rhodora. X. p. 35). [Cryptogramma Stelleri (Gmel.j Prantl 



is reported from West Paris, Maine, a new record for the 



State of Maine. — Maxon.] 

 Benedict, R. C. 1908. Studies in the Ophioglossaceae. I— IL (Tor- 



reya. VIII. p. 71-73; 100—103.) 

 Campbell, D. H. 1908. The prothallium of Kaulfussia and Gleiche- 



nia. (Ann. Inst. bot. Buitenzorg. XXII. 1. p. 69—102. pl. VII— XIV.) 

 Clute, W. N. 1908. A new fern. (Amer. Bot. XIV. p. 8—10). [Notes 



on Asplenium Ferrissii Clute, discovered in Arizona by James H. 



Ferriss and recently described in the Fern Bulletin. — Maxon.] 

 Clute, W. N. 1908. A new fern from the United States. (Fern 



Bull. XVI. p. 1—2. 1 pl.). [Asplenium Ferrissii Clute, sp. nov., is 



described and illustrated from specimens collected in the Hua- 



chuca mountains, Cochise county, Arizona, by James H. Ferriss. 



October, 1907. — Maxon.] 

 Clute, W. N. 1908. But half a fern. (Fern Bull. XVI. p. 5-12. 1 



fig.) [A populär account of the processes of reproduction in the 



Pteridophyta. — Maxon.] 

 Clute, W. N. 1908. Rare forms of ferns. VI. (Fern Bull. XVI. p. 



12—13. 1 flg.). [Includes description and illustration of Nephrodium 



cristatum Clintonianum forma silvaticum Poyser, form nov., from 



Pennsylvania. — Maxon.] 

 Clute, W. N. 1908. The genus Acrostichum. (Amer. Bot. XIII. p. 



97_99, i pi.). [A populär account of the genus Acrostichum. A. 



alatum (Elaphoglossum alatum) is figured. — Maxon.] 

 Eaton, A. A. 1908. Nomenclatorial changes in Isoetes. (Rhodora. 



X. p. 42.) 

 Foster, A. S. 1908. Polypodium Scouleri. (Muhlenbergia. IV. 



2. p. 21.) 

 Hans, A. 1908. Polystichum acrostichoides X angulare. (Fern 

 Bull. XVI. p. 14—15.) [A preliminary note of results in hybridizing 

 P. acrostichoides with various forms of P. angulare. — Maxon.] 



