67 



Hoffmann, H. Zur Geslechtsbestimmimg. 

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C. Bull. (le la Soc. bot. de Fraiice. Revue biWiograpli. Tom. XIX, pag. 148. 



Hooibrenk, Procede pour faciliter la fecoudation des vegetaux. 

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Kerner, A. Die Schutzmittel des PoUens gegen die Nachlheile vorzeitiger 

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C. Nature, Vol. VIII, 1873, pag. 111. 



" Arch. Biblioth. imiv. N. P. 47. 1873 , pag. 303 -311. M. M . 



" Bot. Zeit. 1873, pag. 424—425. de By. 



» Oest. Bot. Zeitschr. 1873, pag. 227. J. Wiesner. 



Kitchener , F. E. On cross fertilization as aided by sensitive motion in Mnsk 

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C. Annual Record. New-York, 1873, p. 371—372. 



Mansel Weale, J. P. Eertilization of Disa macrantha. (Some observations 

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Dipteris found on the Kagaberg, South Africa. (Notes on a species 



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«1. Journ. of the Linn. Soc. Vol. XIII. pag . 42—45, 1871. 



C. Bull. de la Soc. bot. de l^rauce. Revue bibliograph. Tom. XIX, pag. 147. 



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d. Journ. of the Linn. Soc. Vol. XIII, pag . 47—48, 1871. 



C. BuU. de la Soc. bot. de France. Revue bibliogi*aph. Tom. XIX , pag. 147 . 



Asclepiadeae are fertilized. (Observations on the mode in which certain 



species of) 



«I. Journ. of the Linn. Soc. Vol. XIII, pag . 48—58, 1871. 



C. Bull. de la Soc. bot. de France. Revuebibliograph. Tom. XIX, pag. 147 — 148. 



Maximowicz , Einfiuss fremden Pollens auf die Form der erzeugten Frucht. 

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Meehan, T. Sex in Rhus cotinus. 



r. ProG. of the Acad. of nat. sc. of Philadelphia , 1873, ^;«^. 300. 



Double flowers in Epigaea repens. 



r. Proc. of the Acad. of nat. sc. of Philadelphia. 1873. pag. 276. 



On the fertilization of flowers. 



r. Proc. of the Acad. of nat. sc. of Philadelphia. 1873, pag. 16 — 17. 



Fertilization of Yucca. 



r. Proc. of the Acad. of nat. sc. of Philadelphia. ^87'-i. pctg . 414. 



Fertilization of Pedicularis canadensis. 



r. Proc. of the Acad. of nat. sc. of Philadelphia. 1873, pag . 2 87. 



Mtiller, H. Anagraecum sesquipedale . (Probosces capablc of sucking the 

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Bestaubungsversuche an Abutilon-Arten . {Mit 6 Holzschn.) 



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