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Pilanzengeographie und Pflanzengeschichte erschieiienen Arbeitei*. -^ 



175 



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Morong, Th,: Notes on the North American Species of Eriocmdcae. ' 



Referat Bd. XVf. p. -12. 



— — Notes on North American Ilalorageae. — Bull. Torr. Bot. Club New 



York. XVIII. 1891. p. 229. 

 Renauld, F., et J. Cardot: Mousses nouvelles do rAmcricpie du Nord. 



Bull. soc. roy. bot. Belg. XXIX. p. 145—160. c. tab. 5. 



New mosses of North America. Ill, IV. 



Bot. Gaz. XV. 



No. 3, 4. 12 pp. 5 tab. 

 Rex, G. A.: New American Myxomycdcs. 



1891. p. 389—398. 



Proc. Acad. Nat. Sc. Hiilad. 



Trichla proximella Karst. — I. c. p. 436 — 438. 



Sargent, Ch. Sp.: Silva of North America. IT. Cyrillaceae — Sapindaccae. 



1891. 40. 117 pp. 47 tab. 



Notes on North American trees. 

 p. 75, 100. 



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Garden and Forest IV. 1891. 



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Bol 



Stokes, A. C: A key to the North American genera of Labiutae. — 



Gaz. XVL p. 49. 



Thaxter, R.: On certain new or peculiar North American Ihjphomycdcs. 



— I. c. 189L p. 14—26, 201. c. tab. 2. 

 Supplementary note on North American Lahoidbcmaceae . — Proceed. 



Am. Ac. of Arts and Sc. XXV. p. 261 



270, 



"•^ Underwood, L. M, : The distribution of Hepaticae of Norlli America. — 



Proceed. Am. Assoc. XXXIX. 1890, p. 289—304. 

 Viala, P.: Le black rot en Amerique. — Ann. de rEcol, nat. d'agric, Mont- 



pellier. lY. p. 308—343. 



'^ Vroom, J.: Does our indi.ccnous flora ij;ive evidence of a recent chanye of 





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■4, 



climate?— UulL Nat. Hist. Soc. New Brunswick. VII, 1891. 



Watson, S.: Relation of the Mexican flora to that of the United Stales. 



Proc. Am. Ass. Adv. Sc. XXXIX, p. 291. 



Contributions to American botany. XVIII. 



Referat Bd. XV. S. 10. 



WoUe, Fr, : 



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Dialomaceae of North America^ illustrated with 230 figures 

 from the author's drawings on 112 plates, — Betlehem 1890. 47 pp. 

 tab. 112. 



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II. Das palii otropi sche Florenreich oder das tropische 



Florenreich der alien Welt. 



A. Westafrikanisches Waldgel>iet, 



Baillon, H*: Observations sur quelques nouveaux types du Congo (suite). 



Bull. soc. Linn, Paris. No. 120. p. 953—954. 



Neue Arlen: Vilis nana^ Manniophylon ajigusti folium. 



Bresadola, J.: Contributions a la flore myeologique de Pile de St. Thome, 



Bol. Soc. Brot, di Coimbra. IX. 1891. p, 38. 



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