12 



Luxemburg: „Fauua". — 1891. Nr. 1—3. 



— Soc botauique. — Rec. XII. 



Magdeburg: Naturw. Ver. — Jahrb. u. Abb. 1888. 89. 90. 

 Manchester: Liter. & phil. Soc. — Mem. & proc. (4. Ser). IL lU. IV. 

 Marburg: Ges. z. Bef. d ges. Naturw. — Sitzgsber. 1889. Schrift. 1890. 

 Melbourne: Royal Soc. of. Victoria — Trans. & proc. N. S. 1889. 



90. Trans. I. 2. 

 Meriden: Scientific Assoc. — Trans. IV. 

 Milwaukee: Nat. bist. Soc. of Wisconsin. — Occasional papers 



Vol. I. Prooeed. 1888. 



— Museum of the city of Milwaukee. — Ann. rep. VII. 

 Minneapolis: Geol. & nat. bist. Survey. — Bull. No. 6. 

 Moscou: Soc. imp. des natural. — Bull. 1889. 90. 91 I. — Nouv. 



Mem. XV. 6. 

 München: Kgl. bayr. Akad. d. Wiss. — Sitzgsber. 1889. 90. 91. 



— Bayr. botan. Ges. z. Erforsch, der heimischen Flora. Ber. 1891. 

 Münster: Westfäl. Prov.-Ver. — Jahresber, 17. 18. 19. 



New Haven: Connecticut Ac. arts & sc. — Trans. VIII. 1. 

 New-York: Microscop. Soc. — Journ. V 4. VI. VII 1. 2. 



— Aoad. of Sc. — Annais IV 12. Vi- 8. 



Nürnberg: Naturhist. Ges. — Jahresber. 1889 90. — Abb. VIII. 

 Odessa: Naturw. Ver — Jahresber. VIII. 



St. Paul: Geol. & nat. bist, survey of Minnesota. — Ann. rep. 17. 18 

 Bull. 1. 5. 6. 



— Minnesota Ac. of nat sc. — Bull. III. 1. 

 Pas sau: Naturhist. Ver. — Ber. 15. 



Philadelphia: Amer. philos. Soc. — I'roceed. XVI— XIX. Nr. 130-135. 

 -- Ac. of nat. sc. — Proceed. 1889. 90. 91. I. 



— Wagner Free Instit. of sc. — Trans. 1889. 90. 



Pisa: Societä Toseana di sc. nat. — Atti (Mem.) X. XI. - Proc. 



verb. VU. VUL 

 Prag: K. böhm. Ges. d. Wiss. — Sitzgsber. 1889. 90. — Jahresber 



1889. 90. — Abb. VU F. Bd. 3. 

 Raleigh: Elisha Mitchell Scient. Soc. - Journ. 1889. 90. 

 Regensburg: Naturwiss. Ver. — Ber. II. 

 Reichenberg: Ver. d. Naturfreunde. — Mitt. 21 — 22. 

 Riga: Naturforscher-Ver. - Korresp. XXXH XXXIIL — Arb. N. F. VL 

 Rochester: Acad. of sc. — Proceed. I. 

 Roma: R. Ac. dei Lincei. - Atti (Mem.) V. VI. 1. 2. — Rend. V. VL 



— Bibl. naz. centr. Vittorio Emanuele. — Boll. 1889. 90. 91. 

 Salem: Amer. assoc. for the adv. of sc. - Proceed. 37. 38. 



— Essex inst. — Bull. XX. XXI. 1—6. 

 Santiago: Deutscher wiss. Ver. — Verb. 1889. 

 Stavanger: Museum. — Aarsberet. 1890. 



