322 



X. Observations upon two species of 

 Oedogonium, with some remarks on the 

 origin of the dwarf males. XI. Resting- 

 spoi'es oiSur'irella spiralis Ktitz. XII. A 

 new genus of Volvocaceae[Seo((r^eZdt«]. 

 XIII. New and interesting British 

 Freshwater Algae, t.c. (321-331 with 

 5 figs.). [1660 7400 8000 de]. 76204 

 West, G[eorge] S[tephen] v. West, W. 



West, William. Fresh-water Algae, 

 with a supplement of marine diatoms. 

 (Clare Island Survey, 16.) Dublin 

 Proc. R. Irish Acad. 31 1912 (1-62 pi. 

 12). [7400 8000 c^e]. 76205 



Notes on the flora of 



Shetland, with some ecological observa- 

 tions. J. Bot. London 50 1912 (265- 

 275 297-306). [3200 5000 8000 de]. 



76206 



and West, G[eorge] 



S[tephen]. On the periodicity of the 

 phytoplankton of some British lakes 

 [n. spp.] London J. Linn. Soc. 40 1912 

 (395-432 pi. 19 and 4 text-figs.). [3350 

 7400 8000 c^e 9050]. 70207 



A monograph of the 



British Desmidiaceae. Vol. 4. London 

 (R. Soc.) 1912 (XIV + 194 pL 96-128 

 pi. col. with descr.). 22 cm. 25s. [7400 

 8000 c?e]. 76208 



Wester, P. J. A contribution to the 

 history and vernacular nomenclature of 

 the cultivated Anonas. [With biblio- 

 graphy.] Philippine J. Sci. Manila C. 

 Bot. 7 1912 (109-1 23 with pis.). [8000 

 eg 5400]. 76209 



Westerdijk, Joh[anna]. Die Sclero- 

 tinia der Kirsche. Meded. Phytopath. 

 Lab. W.C. Scholten 3 1912 (39-42 mit 

 1 Taf.). [.5400 7700]. 70210 



Wetterer, J[osei]. Beitrag zur 

 Kenntnis der biologischen Wirkung der 

 Rontgenstrahlen auf das Wachstum der 

 Pflanze, Verh. Ges. D. Natf. Leipzig 

 83 (1911) II 2 1912 f76); D. med. 

 Wochenschr. Leipzig 38 1912 (326-327). 

 [4150 3160 3200]. ' 76211 



Wettstein, R[ichard Bitter'] v. 

 [Westersheim]. Bericht iiber den 

 Alpengarten auf der Raxalpe. Ber. 

 Ver. Schutz Alpenpfl. Bamberg 12(1912) 

 1913 (27-28). [0000]. 76212 



Wever, A[ugust] de. Lijst der 

 wildgroeiende planten in Zuid-Limburg. 

 [Liste der wildwachsenden Pflanzen in 

 Siid-Limburg.] Heerlen Natuurhisto- 



riscli Genootschaj) in Limburg 

 Mededeelingen 1911 1912 (29-41j; 

 1912 1913 (123-160 mit 2 Taf.). [6000 

 G500 6700 8000]. 76213 



Weyland, Hermann. Zur Eruahrungs- 

 physiologie mykotropher Pflanzen. 

 Jahrb. wiss. Bot. Leipzig 51 1912 

 (1-80 mit 1 Taf.); Diss. Jena 1912. 

 [3060 7700 3220 3120 3040]. 



76214 



Weymouth, W. A. v. Jatta, A. 



Wheeler, Leston A. A new station 

 for Snbus idaevs, var. anomalus 

 [Townshend, Vt.]. Rhodora Boston 14 

 1912(205). [5400 8000 gg]. 76215 



Wheldon, H[arold] J. [Note on 

 occurrence of Spliaerospora trechispora 

 Sacc. var. paludicola Boudier in Lanes.] 

 Liverpool Proc. Bot. Soc. 1908-1909 

 [1910] (46). [7700 8000 cZe]. 76216 



Lancashire Ascomycetes. 



J. Bot. London 50 1912 (182-193). 

 [7700 8000 ffe]. 76217 



Wheldon, J[ames] A[lfred]. [On 

 Nardia {Alesophylla) compressa, var. 

 gigantea, Wheld. and Wils. var. nov. 

 and Hypnum lycopodioides. Schwg. 

 forma attemiata, f. nov.] Liverpool 

 Proc. Bot. Soc. 1908-1909 [1910] (20). 

 [7000]. 76218 



Whellens, W. H. Destructive forest 

 insects of Dumfriesshire. Dumfries 

 Trans. N. H. Soc. (N.S.) 24 1912 (260- 

 269). [4100 8000 de]. 70219 



Wherry, Edgar T[heodore]. Silicified 

 wood from the Triassic of Pennsylvania. 

 Philadelphia Proc. Acad. Nat. Sci. 64 

 1912 (366-372 pis. iii iv 1 fig.). 

 [6500 8000 r/?]. 70220 



Whetzel, H[erbert] H[ice] and Reddick, 

 Donald. A method of developing 

 Clavieeps. Phytopathology Ithaca N.Y. 

 1 1911 (50-52 with pi.). [7700 0090]. 



76221 



White, David. The characters of the 

 fossil plant Gigantopteris Schenk and 

 its occurrence in IvTorth America. 

 Washington D.C. Smithsonian Inst. 

 Proc. U. S. Nation. Mus. 41 1912 493- 

 516 pis. 43-49). [8000 gi 6600]. 



70222 



White, Gilbert. A Nature Calendar 

 [in facsimile]. Edited with an intro- 

 duction by Wilfred Mark Webb. London 



