Ascherson, P. (1875) 

 [PP- i35 302] 



Ascherson, P. (1883) 



Ascherson, P.I 



and V (1907) 

 Graebner, P. ) 

 [pp. 133, 291, 315] 



Ascherson, P.j 



and V (1889) 

 Gurke, M. ) 



Ascherson, P. 



Askenasy, E. (1870) 

 [pp. 144, 228 and 

 Fig. 126, p. 196] 



Aublet, F. (1775) 

 [P- 



Auge de Lassu (1861) 

 [p. 109] 



Bachmann, H. (1896) 

 [pp. 32, 195] 



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Die geographische Verbreitung der Seegraser, in 



Dr G. von Neumayer's Anleitung zu wissenschaft- 



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(also later editions). 



(A detailed and suggestive account of the distribution of the 



marine members of the Potamogetonaceae and Hydrochari- 



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Bemerkungen iiber das Vorkommen gefarbter 

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Potamogetonaceae, in Das Pflanzenreich, iv. n 

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(An authoritative account of all the species, Ascherson being 

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Hydrocharitaceae, in Die Natiirlichen Pflanzen- 



familien, n. i (Engler, A. and Prantl, K.). Leipzig, 



1889, pp. 238-258, ii text-figs. 



(A systematic treatment of the family.) 



See Delpino, F. and Ascherson, P. (1871). 



Ueber den Einfluss des Wachsthumsmediums auf die 

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(An account of the structure and development of Ranunculus 

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Histoire des plantes de la Guiane Franoise, T. i. 

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(On pp. 582-584 there is the first account of the Podoste- 

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Analyse du memoire de Gaetan Monti sur I'Aldro- 

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Submerse Blatter von Nymphaea alba. Landformen 

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[The author describes certain cases of the occurrence of the 

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