BIBLIOGRAPHY 



397 



Rodier, . (iBjj 1 ) Sur les mouvements spontanes et r^guliers d'une 



[p. 90] plante aquatique submergee, le Ceratophyllum de- 



mersum. Comptes rendus de 1'acad. des sciences, 



Paris, T. 84, 1877, pp. 961-963. 



[For an English account of this work see Rodier, 6. (1877*).] 



Rodier, . (i877 2 ) The Movements of a Submerged Aquatic Plant, 

 [p. 90] Nature, Vol. xvi. 1877, pp. 554-555, i text-fig. 



(This brief paper is translated from an article by the author 

 in "La Nature" and contains substantially the facts recorded 

 in Rodier,6. (1877') with the addition of a text-figure showing 

 the successive positions assumed in the course of two days by 

 a branch of Ceratophyllum demersum.) 



Rohrbach, P. (1873) Beitrage zur Kenntniss einiger Hydrocharideen. 

 Abhandl. d. naturforsch. Gesellschaft zu Halle, Bd. 

 xn. 1873, pp. 53-114, 3 pis. 



(This memoir deals chiefly with the morphology and anatomy 

 of Hydrocharis Morsus-ranae, Straiiotes aloides and Vallisntria 

 spiralis. Special attention is paid to the shoot and inflorescence 

 systems and to the development of the flower.) 



Roper, F. C. S. (1885) Note on Ranunculus Lingua, Linn. Journ. Linn. Soc. 

 [p. 146] Bot. Vol. xxi. 1886, pp. 380-384, 2 pis. 



(An account of the submerged leaves of this species. The two 

 types of leaf are clearly figured, and there is an historical 

 account from the literature of the records of their occurrence.) 



Rosanoff, S. (1871) Ueber den Bau der Schwimmorgane von Desmanthus 

 [p. 189 and Fig. 123, natans Willd. Bot. Zeit. Jahrg. 29, 1871, pp. 829-838, 

 p. 191] i pi. 



[A study of the aerenchyma of Desmanthus natans, Willd. 



(Neptunia oleracea, Lour.).] 



Rossmann, J. (1854) Beitrage zur Kenntniss der Wasserhahnenfiisse, 

 [p. 144] Ranunculus sect. Batrachium. vi + 62 pp. Giessen, 



1854. 



(This memoir is divided into two parts; the first deals generally 

 with the Water Buttercups, and discusses their heterophylly, 

 while the second consists of descriptions of the species recognised 

 at this date.) 



Roux, M. le (1907) Recherches biologiques sur le lac d'Annecy. Annales 

 [p. 291] de Biologic Lacustre, T. u. Fasc. i and 2, 1907, 



pp. 220-387, 6 pis., 14 text-figs. 



(This memoir includes an ecological study of the flora of the 

 lake.) 



Roxburgh, W. (1832) Flora Indica. Vol. n. vi + 691 pp. Serampore, 1832. 

 [p. Iio] (On p. 112 the author mentions that Aldrovandiaverticillatais 



" Found swimming on ponds of water over Bengal during the 

 cold and hot season.") 



Royer, C. (1881-1883) Flore de la C6te-d'Or avec determinations par les 



[pp. 24, 27, 87, 216, parties souterraines. 2 vols., 693 pp. (2 vols. paged 



234, 236] as one). Paris, 1881-1883. 



(This flora, of that Departement of France which includes Dijon, 

 is unusual in paying special attention to the biology and life- 

 history of the plants enumerated. It contains a good many 

 useful notes on water plants.) 



