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Rommel. Ab])]attimpen der Hefe- 

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Ronca, RafFaele. Alcune idee 



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27 cm. [6000]. 26890 



Importanti casi terato- 



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Ronceray, P. L. Orseille [an ab- 

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Rookmaker, H. P. Bijdragen tot de 

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Rosa (De), Francesco. Su di un 

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Rose, J[oseph] N[elson]. William 

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26895 



Studies of Mexican and 



Central American plants. No. 4. 

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 pi., text-fig,). Separate. 24.5 cm. 

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Five new species of 



Mexican plants [nn. spp. in Polianthes. 

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 sonian Inst., Nation. Mus. Proc, 29, 

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Two new umbelliferous 



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Rose, J[oseph] N[elson] and House, 

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Rose, Otto. Der Flugbrand der 

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26900 



Rosen, Felix. Das biologische 



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Rosenberg, 0[tto]. Zur Kenntnis 

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Rosenblatt, Stephanie. Verglei- 

 chende Untersuchungen iiber die ver- 

 schiedenen Methoden zum Nachweis 

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Rosendahl, Carl Otto. Die nord- 

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 8000 g\ 26904 



An addition to the 



knowledge of the flora of southeastern 

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(257-269). [8000 gi]. 26905 



A new species of Razou mof- 



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 [Harperia nodosa n. gen. and sp. and 

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 D,C., Smithsonian Inst,, Nation. Mus,, 

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shya. Minn. Bot. Stud., Minnea- 

 polis, Minn., (Ser. 3), Pt. 2, 1903, 

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Rosenthal, Georges. Sur le sa- 



prophytisme de coccobacille de Pfeiffer 

 ou coccobacille heniophile, a propos 

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 [7700]. 26907 



