BIBLIOGRAPHY. 547 



Chrysanthemum leucanthemum L. Abundantly naturalized in fields and waste 

 ground, May (No. 1289). 



Arnica acaulis (Walt.) B. S. P. Frequent in rather low woods near Suffolk. 

 May (Nos. 65 C. & K., 1231) 



Erechtites hieracifolia (L.) llaf. In open woods and clearings, common. Octo- 

 ber (Nos. 1614, 2167). 



Senecio smallii Britton. A single large clump along a railway near Suffolk, 

 appearing as if introduced (from western Virginia?), May li) (No. 1271). 



Senecio tomentosus Michx. Abundant in fields and roadsides, especially in 

 rather moist ground, April-May (Nos. 26 and 46 C. & K. ). 



Arctium lappa L. In waste ground at Deep Creek. Norfolk County; introduced. 



Carduus spinosissimus Walt. In moist sandy soil, in the open, especially com- 

 mon near the strand. May | Xos, 1211. 1253). 



BIBLIOGRAPHY.' 



Ashe, W. W. The forests, forest lands, and forest products of eastern North 



Carolina. Bull. N. C. Geol . Survey, v. 5. 18<)4. 

 Benecke. Jahrb, fur wiss. Botanik, — . 

 Bentham, G., and Hooker, J. D. Genera Plantarum. 

 Blenk, P, Uber die durchsichtigen Punkte in den Blattern. Flora, v. 07, pp. 



355-386. 1884. 

 Bonnier, G. Quelques observations sur los relations entre la distribution des 



phanerogames et la nature chimique du sol. Bull. Soc. Bot. de France, v. 26, 



pp. 338-341. 1879. 

 Breitfeld, A . Der anatomische Bau der Rhododendroideae in Beziehung /,u ihrer 



systematischen Gruppirung uud zur geographischen Verbreitung. Engler's 



Bot. Jahrb.. v. 9, pp. 319-379. 1888. 

 Britton, N. L., and Brown, A. An illustrated flora of the northern United States, 



Canada, and the British Possess ons. 3 vol. 1896-1898. 

 Britton, N. L. . and others. List of Pteridophyta and Spermatophyta growing 



without cultivation in northeastern North America. Mem. Torr. Bot. Club, 



v. 5. 1893-1894. 

 Byrd, William. The Westover Manuscripts. Petersburg, Va. 1841. 

 Chapman, Alvan W. Flora of the southern United States. Ed. 3. 1897. 

 CH1CKERING, .T.W..Jr. The flora of the Dismal Swamp. Am. Naturalist, v. 7, 



pp. 521-524. 1873. 

 Chickerinq, J.W., Jr. A botanical trip in Virginia. Field and Forest, v. 3. pp. 



1-4. 1877. 

 Contejean, C. Geographie botanique. Influence du terrain sur la vegetation. 



1881. 

 Coville, Frederick V. Botany of the Death Valley expedition. Contr. U. S. 



Nat. Herbarium, v. 4. 1893. 

 DartON, N. H. Mesozoic and Cenozoie formations of eastern Virginia and Mary- 

 land. Bull. Geol. Soc. America, v. 2. pp. 431-450. 1891. 

 Dk Bary, A. Comparative anatomy of the vegetative organs of the phanero- 

 gams and ferns. English translation by Bower and Scott. 1884. 

 De Candolle, A. Geographie botanique raisonne. 1855. 

 Diels, L. Stoffwechsel und Struktur der Halophyten. Jahrb. fur wiss. Botanik, 



vol. 23, pp. 309 to 322. 1898. 

 Elliott, Stephen. A sketch of the botany of South Carolina and Georgia. 



1817-1824. 



1 Only such literature as was used in the actual preparation of this report is here 

 cited. 



