I LINS WI' m Rl i 



uestion a the distinction between these 



should be based on the size of the utricl 

 : the matter is fullj 

 J. p. 216. We have adopted the former plan. It must be kept in 

 mind that in actively growing plants <>r parts of plants, small and 

 immature utricles occur among those of normal size. ( 



rows to a large size; one plant which we found growing 

 v water mark in Harrington Sound was nearly a meter lorn; 

 and over 10 cm. wide in the expanded part; it was the lai 

 have seen in Bermuda, except possibly some Sargassum. It Is un- 

 fortunate that the rather appropriate name of elongatum should ! 

 to 1 i ■! by the quite inappropriate decorticatum, but as shown 



by Howe, it seems inevitable. 

 Var. clavatum var. now Fronde habitu formam cylindricam C. 

 Hcati approximante, sed substantias firmioris, vi\ gelatin 

 re laete viridi; utriculis forma multo variantibus; aliis cylindricis 

 leviter clavatis, 80 X 480/*; aliis 500 /i longis, sursum dilal 

 ad caput subsphaericum 11 5 /a diam.; aliorum inflatione terminali 



200 (j. diam., a parte subcylindrica minus distincta; aliis 

 panulatis, 650 n ! 50/* diam., apice spatio brevi paullo latiori- 



: aliis turbinatis, <*>10m longis, apice 470 /jl diam.; inter omi 

 t'ormis intermediis. 



it that of a rather densely branched cylindrical C. 

 of quite firm substance, hardly gelatinous, color en. 



Utricles very variable in form; some cyclindrical or slightly da- 

 80X480/*; some 500/* long, increasing in size upward to 11 

 then with a subspherical head 145/* diam.; in others the cap! 

 Uing up to 200 /i diam., but less sharply marked off 

 yclindrical part, L20 >u diam.; others inverted bell-shap 



M diam., somewhat wider for a short space at the truncate 

 others turbinate, 640 /* long, 470/* wide at top; with all in 

 mediate gradations. 



The largest utricle observed was 980 /* long, 480/4 diam. The plant 

 i firm in texture that it doe- not collapse when taken from the 

 lut when dried it i- thin and papery. Sporangia ovoid, lar 

 at the middle, obtuse at each end; sporangia apparently not mat 



<rAfjt, 275X105/*, 280X100/*; matui 

 with 3pherica about 12/* diam., 190 X 100/*, lM(>X 120/*. 



cimen, from -tone wall at Ink 3cati Hotel, Dec. 20, 



1912, Hervey, No. 7322 in Collin- herb. Also at Devonshire B 

 Gravelly Ba Causeway, March. Hervey. 



