XX Adililidiis to the Lihrayy. 



Mannhkim. — Terem fWr Naturkunde. 



Jahresbericht. 75. 1910. 

 Marburg.— Geseiisc/ia/t zur Befiirderung der gesamten Natunvissenschaften. 



Schiifteu. X, 2-4, (i-7, 10, 12; XU, 1-7; XIH, 1-G. 



Siteungsbericlite. I'JOO— 10. 

 Mboklenbubo. — Femjt der Freimde der Naturgesehuhte. 



Archiv. LXTII, 2-LXlV. 1909-10. 

 Melbodrne.— i\'a(io>i«i Museum. 



Memoir. 3. 1910. 

 M&xmo.— Institute Oeologico. 



BoleLiii. 26, 27. 1910, 



Parergones. Ill, 3-8. 1909-10. 

 histituto Medico Nacional. 



Anales. July, 1908 to Feb., 1909 and March to April, 1910. 

 Observulorio Mtleorologiai Magnctico Ventrnt. 



Boletiii. May, 1909 to Dec, 1909; Feb. to June, 1910. 

 Sociedtid Cienti/ica "AnloJiiu Alzale". 



Memorias y Revista. XXVIl, 4-XXVlII, 8. 

 MmuHiMi.— Academy of Sciences. 



Report. XH. 1910. 

 M.iMiEhBVB.Q. —Zeeuwuch Genootschiip der Wttenschappen. 



Archief. 1910. 



Milan.— iJ. htituto Lombardo di Scieiize e Lettere. 



Rendiconti. Ser. II. XLII, lG-20, XLIl, IG. 1910. 

 R. Osservutorio Astronomico di Brera. 



Pubblicazioni. XLVII. 1910. 

 Societa Italiana di Scieiize A'aturali e del Mitseo Civico. 

 Atti. XLVIII, 4-L, 1. 1910-11. 



Milwaukee.— i'ltWic Museum. 



Annual Report. X KVll-XXXVl II. 1909-10. 



Bulletin. I, 1. 

 Minnesota. - Geological and Natural History Survey. 



Botanical Series. Report of Survey. V. 



Botanical Studies. IV, 1, VHI; Ser. II, 1-G; Ser. IN, 1-3. 



Plant Studies. I-IV. 



Bulletins. 1, 2, 5, 8, 10. 



Zoological Series. II— IV. 



MissouRi.— Botanical Garden. 



Amuial Report. XXI. 1910. 



Modena. — R. Accademia di Scienze, Lettere ed Arti. 



Memorie. Ser. II, T. XII, 1, 189G ; Ser. Ill, T. Vlll. 1910. 

 Societa dei Niittiralisti e Maleinatici. 



Aunuario. II-Vl, VII, 2-4, XII, ;i-4, Ser. II, T. XIV. 



Atti. Rendiconti. Ser. Ill, T. Vll, 2; Ser. IV, T. HI, 1-2, 



VI, XI and XII. 



