( 306 ) 
Tilden, : - List of sents Algae pana: is Minnesota during 1895. 
t. Hist. Surv. Minn. 1: 597-600, 1896. 
re sare of Chara collected. 
= G. oe to the flora of Illinois. Trans. Ill. State Agric. Soc. 
667-671. 
Tacludes Char : Pop 
Vaucher, J. P moire sur ae Charagnes. Mém. Soc. Phys. Genéve 1: 
168-179. — 
a ae H. The pro-embryo of Chara: an essay in morphology. Jour. Bot. 
355-363. 1 
de s. i. Apospory in the Characeae. Ann. Bot 177, 178. 1887 
Wallman, a. Férsok till en systematisk uppstilining af vitals Chara- 
ceae. Kongl. Vet.-Akad. Handlingar 1852 : 229-331. 1854. Translated 
into Sei by Nylander, W., and published as Essai aus exposition 
cheeeae de la famille de Characées. Actes Soc. Linn. Bordeaux 
18. 
I-9I. 1650. 
wara, L.F. Guide to the flora of Washington and vicinity. Bull. U. S. 
Nat. Mus. 22: 1-265. 1881. 
Two species of Chara and 2 of Nitella reported. 
aes E. Lagoa Santa. Et Bidrag til den biologiske ee 
1, Danske Vidensk. Selks. Skr. VI. Nat. Math. 6: 153-488. 7 fl. 
ah 1892. 
Three species of Chara reported. 
Webber, H.J. A catalogue of the flora of Nebraska. nla tena 
yta. Ann. Rep. Neb. State Board Agric. hig I75~302. 1890. 
T 
satay H. a Appendi= to sar pias of the oo of Nebraska. Trans. 
cad. S 
i. St. Louis 6: 
— 2 ge Chara oe 3 of eile reported. 
Willdenow, C.L. Du genre nomme Chara. Mém. Acad. Roy. Berlin 1803 : 
il es 0. pl. 7,2, 180, 
Willdenow, C.L. Species plantarum. Samatere 4: 183-187. 1805.) 
ed. 
Wille, N. Characeae. Engler & Prantl, Nat. a 12; 161-175. pl. rog-r28. 
Williams, R.S. The flora of a Montana pond. Bull, Torrey Club 19: 192- 
1892. 
Two species of Nitella and 1 of Chara reported. 
Williams, R.S. A collecting trip to Bolivia. Jour. N. Y. Bot. Gard. 4: 58- 
6. f. 6, 7. 902. 
Chara used as fodder at Lake Titicaca. 
Wood, A. A class-book of botany. 
Six species or varities of Chara described, lowing Riddell. 
Woods, A. F. Characeae. Fl. Neb. x: 122-128. p/. 37-36. 1894. 
Wright, J., & Hall, J. A catalogue of plants, growing without cultivation, 
in the vicinity of Troy. 1-42. 1836. 
One species of Chara reported. 
