14 ICONES MUSCORUM. 



S. Pylasii, and, on the other hand, the presence of numerous 

 and minute ones in the hyaline leaf-cells of S. cyclophyllum, do 

 not oppose this view, the same diversity occurring in complete 

 forms of S. sub secundum. 



They have been referred to S. cymbifolhtm, but the cortical 

 cells of their stems and branches are destitute of fibrilla3, and 

 their leaves are not papillose on the dorsal apex. 



TAB. G. — Sphagnum cyclophyllum. 



1. Plantae naturali magnitudine. 



2. Pars canlis foliosi. 



3. 4. Folia. 



5. Apex folii. 



6. Sectio transversalis folii. 



7. Areolatio folii 



8. Caulis transversim sectus. 



The following are all the species of Sphagnum at present 

 known to occur in North America, together with their principal 

 synonymes. 



1. S. acutifolium, Ehrh. ; Schimp. Gesch d. Torfm. p. 56, t. 13 & 14 ; 5. 

 capUlifolium Hedw. ; S. tenerum, Sulliv. & Lesqx. Muse. Bor.-Amer. Exsicc. 

 (ed. 1), No. 11 ; Sulliv. Mosses U. States, p. 11. — Bogs, common. 



2. S. fimhriatum, Wils. in Hook. & Wils. Muse. Antarct. p. 92 ; Bryol. 

 Brit. p. 21; Schimp. Gesch. d. Torfm. p. 59, t. 15. — British America, and 

 Northern U. States. 



3. S. molle, Sulliv. Muse. Alleghan. No. 205, Mosses U. States, p. 13, 

 Icones Muse. p. 7, t. 4 ; Sulliv. & Lesqx. Muse. Bor.-Amer. Exsicc. (ed. 1), No. 

 16; S. tabulare, Sulliv. Muse. Alleghan. No. 204, Mosses U. States, p. 12, 

 partly ; S. compaction $f var. Brid. e Mull. Synop. Muse. 2, p. 539. — Georgia 

 to New Jersey. 



4. S. MiJLLERl, Schimp. Gesch. d. Torfm. p. 73, t. 26; S. molluscoides, Mull. 

 Synop. Muse. 1, p. 99; S. acutifolium, var.? Sulliv. Muse. Alleghan. No. 203; 

 S. tabulare, Sulliv. & Lesqx. Muse. Bor.-Amer. Exsicc. (ed. 1), No. 15; Sulliv. 

 Mosses U. States, p. 12, partly, Icones Muse. p. 9, t. 5. — Southern States. 



5. S. Poktoricense, Hampc in Liniuea, 1852, p. 359 ; S. Sullivantianwm, 

 Austin, in Amer. Jour. Art. & Sci., 1863, p. 252 ; Sulliv. Icones Muse. p. 2, t. 

 2. — Porto Rico, Wist Indies. Ponds, New Jersey. 



