BIBLIOGRAPHY 401 



Schenck, H. (1889) Ueber das Aerenchym, ein dem Kork homologes 

 [pp. 188,189, 192 and Gewebe bei Sumpfpflanzen. Pringsheim's Jahrb. f. 

 Fig. 122, p. 190] wissen. Bot. Bd. xx. 1889, pp. 526-574, 6 pis. 



(A detailed account of the occurrence of aerencbyma in 

 Onagraceae, Lythraceae, Melastomaceae, Hypericaceae, Cap- 

 paridaceae, Euphorbiaceae, Labiatae and Leguminosae. The 

 aerenchyma is regarded as primarily a breathing tissue.) 



Scheuchzerus, J. Agrostographia sive Graminum, Juncorum, Cypero- 



(1719) rum, Cyperoidum, iisque affinium Historia Tiguri, 



[p. 154] Typis et Sumptibus Bodmerianis, 1719. 



(This book contains an early reference to the floating leaves of 

 Scirpus lacustris; see "Scirpus paniculatus," p. 354.) 



Schiller, K. See Schorler, B., Thallwitz, J. and Schiller, K. (1906) . 



Schilling, A. J. (1894) Anatomisch-biologische Untersuchungen uber die 

 [p. 271] Schleimbildung der Wasserpflanzen. Flora, Bd. 78, 



1894, pp. 280-360, 17 text-figs. 



(A full account of the mucilage organs of water plants; the 

 author shows that they are all of the morphological nature of 

 hairs. He believes that the function of the mucilage, which is 

 formed in all cases at the expense of the cell wall, is to prevent 

 excess of water from passing into the young tissues.) 



Schindler, A. K. (1904) Die Abtrennung der Hippuridaceen von den Halor- 

 [pp. 181, 312] rhagaceen. Beiblatt zu den Bot. Jahrb. (Engler) Bd. 

 xxxiv. Heft 3, 1904, pp. 1-77. 



[A detailed study of the anatomy and morphology of these 

 families from which the author concludes that Halorrhagaceae 

 (Halorrhagideae + Gunnereae) and Hippuridaceae are entirely 

 unrelated.] 



Schlechtendal, D. F. L. Einige Worte uber Nymphaea neglecta und biradiata. 

 von (1852) Bot. Zeit. Jahrg. 10, 1852, pp. 557-559- 



(The author shows that these two species of Castalia tend to 

 approach one another, but he leaves open the question as to 

 whether transitional forms exist.) 



Schlechtendal, D.F.L. Betrachtungen uber die Limosella-Arten. Bot. Zeit. 

 von (1854) Jahrg. 12, 1854, pp. 900-918. 



(A critical account of the species and varieties.) 



Schleiden, M. J. (1837) Beitrage zur Kenntniss der Ceratophylleen. Linnaea, 

 [pp. 63, 84, 86] Bd. ii, 1837, pp. 5 1 3-54 2 . * Pi- 



(A very thorough account of the family; the author includes 

 all the known forms under the single species Ceratophyllum 

 vulgare, Schl.) 



Schleiden, M.J.( 1 838 1 ) Bemerkungen uber die Species von Pistia. Allge- 

 [p. 316] meine Gartenzeitung, Jahrg. 6, No. 3, 1838, pp. 17-20. 



(A systematic account of the genus, with a discussion of its 

 affinities.) 



Schleiden, M.J.( 1 838*) Berichtigungen und Nachtrage zur Kenntniss der 

 Ceratophylleen. Linnaea, Bd. 12, 1838, pp. 344-34^, 

 ipL 



[Supplementary to Schleiden, M. J. (1837). The germination 

 of the seeds is described, and attention is drawn to the suppres- 

 sion of the primary root and the absence of adventitious roots.] 



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