ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 49 



Kneucker, A.— Plant® Kronenbergianae. 



[Botanical results of A. Kronenberg's travels in the Caucasus, Persia, and 

 Central Asia, 1901-4. Contains a list of 14 Pteridophytes.] 



Allgem. Bot. Zeitschr., xi. (1905) pp. 129-35. 



Leavitt, R. G. — Trichomes of the Root in Vascular Cryptogams and Angiosperms. 



Proc. Boston Soc. Nat. Hist., xxxi. (1904) pp. 273-313 (4 pis.). 



Lohmann, C. E. J. — TJeber die Giftigkeit der deutschen Schachtelhalmarten, ins- 

 besondere des Duwocks (Equisetum palustre). (On the poisonous nature of the 

 German equisetums, especially the "Duwocks.") 



[The injurious substance is a new alkaloid, equisetin, which the author has 

 extracted from E. palustre.'] 



Arb. Deutsch. Landw. Ges., heft 100 (1905) (2 pis.). 



Lyon, F. — The Spore-coats of Selaginella. 



[An attempt to follow out and interpret correctly the mode of formation of 

 these structures.] Bot. Gazette, xl. (1905) pp. 285-95 (2 pis.). 



Maslen, A. J. — The Relation of Root to Stem in Calamites. 



Ann. of Bot., xix. (1905) pp. 61-73. 



Maxon, W. R. — A New Cloak-Fern from Mexico. 



\_Notholcena bryopoda.~\ Proc. Biol. Soc. Washington, xviii. 



(1905) pp. 205-6. 



„ ,, A New Fern from Porto Rico. 



[Polystichum Krugii is separated as a new species from Aspi- 

 dium rhizophyllum.~\ Tom. cit., pp. 215-16. 



,, ,, A Study of Certain Mexican and Guatemalan Species of Polypodium. 



[P. biserratum Mart. & Gal. appears to be a synonym of 

 P. subpetiolatum Hook., which species is here defined, and 

 from which are separated off P. ceguale, P. Teresa, P. fir- 

 mulum, P. fissidens, P. adelphum — all described and 

 figured as new species. P. legionarium Bak. and P. fra- 

 ternum Cham, and Schlecht. receive comment.] 

 Contrib. U.S. Nat. Herb., viii. 3 (1903) pp. 271-6 (2 pis.). 



Mil lee, H. — Weiterer Beitrag zur Flora des Kreises Bomst. (Further contribu- 

 tion to the flora of the Bomst district.) 



Zeitschr. Nat. Abt. Ges. Kunst. Wiss. Posen (Bot.), xi. (1904) pp. 4-10. 



Nathorst, A. G. — Die oberdevonische Flora des Ellesmerelandes. (The Upper 

 Devonian Flora of Ellesmereland.) 



Report Second Norwegian Arctic Exped. " Fram" (1904) 



22 pp., 7 pis., 4 figs. 



Oliver, F. W. — Ueber die neu entdeckten Samen der Steinkohlenfarne. (On the 

 newly discovered seeds of Carboniferous Ferns.) 



Biol. Centralbl., xxv. (1905) pp. 401-16 (6 figs.). 



Ostenpeld, C. H. — A list of Plants collected in the Raheng District, Upper Siam, 

 by E. Lindhard. 



[A list published from the Botanical Museum of Copenhagen, and containing 

 7 Pteridophytes, of which two are new — Selaginella Ostenfeldii and S. 

 Lindhardii.\ Bull. Herb. Boissier, v. (1905) pp. 709-24. 



Praeger, R. L. — Achill Island Plants. 



[Short list of additions to the flora, a rare plant being 

 Lycopodium inundatum, previously known in Ireland at 

 four stations only.] 



Irish Naturalist, xiv. (1905) pp. 220-1. 



,, „ The Parsley Fern in Co. Wicklow. 



[An isolated specimen was found in a wild spot near Lough 

 Nahanagan ; otherwise it is known only in the North of 

 Ireland.] Tom. cit., p. 222. 



Raciborski, M. — rodzaju paproci Allantodia Wall. (On the Fern-genus Allan- 

 todia Wall.) Bull. Internat. Acad. Sci. Cracovie, 1905, pp. 346-9. 



Feb. 21st, 1906 e 



