CHARACEiE. 203 



the length of the nucule, rarely only equalling it. Nucules in the axils 

 of the bracts at 2 to 5 of the lowest nodes of the branchlet, oval-ovoid, 

 12- to 14-striate, with a conspicuous erect persistent crown. Globule 

 solitary with the nucule, and placed immediately below it. 



[Var. a. genuina. 



Plate 1914. 



Braun, Babenh. & Stiz. Char. Europ. Exsicc. Nos. 7, 39, 40, 41, 69, 82, 83 91, 110. 

 Nordst. & Wahlst. Char. Scand. Exsicc. Nos. 90, 91, 92, 93, 94, 95, 96, 97. 

 C. foetida, A. Braun in Ann. Sciences Nat. 2nd ser. Vol. I. p. 354; in Flora 1835 

 Vol. I. p. 63 ; Schweiz. Char. p. 14 ; Consp. Char. Europ. p. 5 ; in Monatsber. Akad. 

 "Wissensch. 1867, p. 910 ; in Colin, Krypt. Fl. Schles. Vol. I. p. 406 ; and Fra^m. 

 Monog. Char. p. 159. Bischoff, Handb. Bot. Term, und Syst. t. 57, f. 2807 and 2815. 

 Coss. & Germ. Fl. Envir. Par. ed. i. p. 679 ; and Atlas, p. 37 ; ed. ii. p. 889, and 

 Atlas, pi. 41, f. 1-7. Ganterer, Osterr. Char. p. 18, t. ii. f. xii. xiii. Wallm. in 

 Kongl. Vet. Akad. Handl. Stock. 1854, p. 304. Wahlst. Bidr. Skand. Char. p. 11 ; 

 and Monog. Sver. Norg. Char. p. 26. Nordst. in Anderss. Bot. Notiser, 1863, p. 45. 

 Crepin in Bull. Soc. Bot. Belg. Vol. II. p. 125. Leonhardi in Brunn Verhandl. 

 Vol. II. p. 190. Baling. Man. ed. viii. p. 471. Mailer in Bull. Soc. Bot. Geneve, 

 1881, p. 70 (32 forms described). Sijdow, Europ. Char. p. 72. 

 C. vulgaris, Linn. Sp. PI. ed. i. p. 1156, in part. 8m. Engl. Bot. No. 336. Wallroth, 

 Annus Bot. p. 179, t. i. Bruzel, Obs. Char. pp. 5 and 21. Agardh, Syst. Alg. p. 

 128. Eiitz. Phyc. Gener. p. 319 ; Phyc. Germ. p. 258; Sp. Alg. p. 523 ; and Tab 

 Phyc. Vol. VII. p. 24, t. 58, f. i. Bupr. in Beitr. zur Pflanz. Buss. Reich. 1845, 

 dritte liefer, p. 12. Babing. in Aun. Nat. Hist. 1850, Vol. V. p. 89. H. & J. 

 Groves in Journ. Bot. 1880, p. 133, t. 208, f. 8. 

 C. montana, Pers. Synop. Vol. II. p. 530. 



C. atrovirens, Loire in Trans. Cambr. Philos. Soc. Vol. VI. p. 551. 

 C. funicularis, Thuill Fl. Envir. Par. p. 473. 



C. decipiens, Desv. in Loisel. Deslong. Notice sur le PI. a ajouter a la Fl. de France, p. 138. 

 C. papillata, Wallr. Annus Bot. p. 183. 



C. collabens, Agardh, Syst. Alg. Introd. p. xxviii. Kiitz. Sp. Alg. p. 524. 



C. stricta, C. refracta, Eiitz. in Flora, 1834, Vol. II. p. 707 ; Phyc. Gener. p. 320 ; and 



also C. polysperma, Phyc. Germ. p. 258 ; Sp. Alg. p. 523-4 ; and Tab. Phyc. 



Vol. VII. p. 24, t. 59, f. i. and t. 58, f. ii. Wallm. in Kongl. Vet. Akad. Handl. 



Stockh. 1854, pp. 306, 307, 328. 



C. seminuda and C. longibracteata, Kiitz. Tab. Phyc. Vol. VII. pp. 21, 25, t. 59, f. ii. 



and t. 60, f. i. 

 C. crassicaulis (Schreber), Kiitz. Tab. Phyc. Vol. VII. p. 25, t. 60, f. ii. A. Braun, 

 Consp. Char. Europ. p. 5 ; in Monatsber. Akad. Wissensch. Berlin, 1867, p. 921 ;* 

 and Fragm. Monog. Char. p. 168. 



[* The description at this place does not agree with crassicaulis, but appears rather 

 to belong to the form subhisjjida.] 



2 d 2 



