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Lundegardh, Henrik. Ekologiska och fysiologiska studier pa Hallands Vadero. I. 

 (Bot. Notiser 1918, p. 265—286.) 



Marzell, Heinrich. Hymenophyllum Tunbridgense. (Die Gartenwelt XXII [1918] 

 p. 342 ) 



Maxon, W. R. A new Anemia [A. Makrinii] from Mexico. ( Journ. Washington Acad. 

 Sci. VIII [1918], p. 199—200.) 



— A new Polystichum [P. Dudleyi] from California. (Ibidem p. 620—622.) 



— A new Selaginella [S. Sheldoni] from Oklahoma and Texas. (Proceed, biol. Soc. 

 Washington XXXI [1918], p. 171—172.) 



— The American range of Botrychium lanceolatum. (Rhodora XX [1918], p. 19.) 



— The lip-ferns of the southwestern United States related to Cheilanthes myriophylla. 

 (Proceed, bioi. Soc. Washington XXXI [1918], p. 139—152.) 



M'Lean Thompson, J. The anatomy and affinity of Stromatopteris moniliformis, 

 Mett. (Transact, roy. Soc. Edinburgh LII [1918], p. 133—156, 4 PL Figs.) 



— A further contribution to the knowledge of Platyzoma microphyllum R. Br. 

 (Transact, roy. Soc. Edinburgh LII [1918], p. 157—165, 17 Fig.) 



Mirande, M. Sur une fougere a acide cyanhydrique, le Cystopteris alpina Desv. 



(Compt. Rend. Acad. Sci. Paris CLXVII [1918], p. 695—696.) 

 Nessel, H. Tropische Barlappgewachse. (Die Gartenwelt XXI [1917], p. 160—162, 



12 Abbildungen.) 



Nordstedt, 0. Sandhems Flora. 6, Tillag. (Botaniska Notiser for Ar 1918, p. 309.) 

 Osborn, T. G. B. On the habit and method of occurrence in South Australia of two 



genera of lycopods hitherto unrecorded for the state. (Transact, roy. Soc. South 



Australia XLII [1918], p. 1—12, ill.) 

 Pehr, Franz. Floristisches vom Zirnigkogel im Granitztale. (Carinthia II, XXVI 



u. XXVII. Jahrg. Klagenfurt 1917, p. 11—15.) 

 — Die Wald-und Auenflora des unteren Lavanttales. (Verh. k. k. zool.-bot. Gesellsch. 



LXVIII [1918], p. 215—239.) 

 Pfeiffer, N. E. The prothallia of Ophioglossum vulgatum. (Bot. Gazette LXI [1916], 



p. 518—522, 4 Fig.) 

 Poeverlein, Hermann. Zur GefaBpflanzenflora des siidlichen Fichtelgebirges und der 



nordlichen Oberpfalz. (Mitteil. III. Bd. Nr. 25 [1919], d. Bayer. Bot. Ges. z. 



Erforschg. d. heim. Flora, p. 484—489.) 

 Purpus, A. Selaginella Millspaughii. Hieron. (Moller's Deutsche Gartnerztg. XXXIII 



[1918], p. 89—90, Textbild.) 

 Ronniger, K. Aus der Pflanzenwelt Korsikas. (Verhandl. d. k. k. zoolog. -botan. 



Gesellsch. Wien LXVIII [1918], p. (210)— (236).) 

 Schaffner, J. H. The expression of sexual dimorphism in heterosporus sporophytes. 



(Ohio Journ. Sci. XVIII [1918], p. 101—125.) 

 Schalow, E. Zur Flora des Kreises Kempen. (Zeitschr. naturw. Abt. d. Naturw. 



Vereins Posen XXIV [1918], p. 32—35.) 

 Seherer, E. Der nordische Streifenfarn (Asplenium septentrionale Hoffm.) in Ob- 



walden. Vittelschule 1917, Nr. 2, 3 pp., 1 Abb.) 

 Schoenau, K. v. Neuere Beobachtungfen iiber die Zellkryptogamenflora Bayerns. 



(Kryptog. Forschgn. — Miinchen Nr. 3 [1918], p. 167—187.) 

 Slosson, Miss Margaret. Pteridophyta bei N. L. Britton: The Vegetation of Mona 



Island. (Ann. Missouri Bot. Gard. II [1915], p. 49—50.) 

 Small, J. K. Ferns of tropical Florida. (New York 1918, IX and 80 pp., 3 Pis. and Figs.) 



Spessard, E. A. Prothallia of Lycopodium in America. (Bot. Gazette LXV [1918], 

 p. 362.) 



