352 Univcrsit)/ of California P^thlicaiions. [botanv 



Prionitis Lyallii f. depauperata Harvoy. 

 Esqnimalt, B. C, Harvey (1862, j). 174). 



Prionitis lanceolata Harvey. 



Puget Sound, Bailey and Harvey (1862, p. 162). 



We have never seen a specimen of undoubted P. hmceoJaia 

 from our territory. 



Prionitis lanceolata? var. filicina Harvey. 

 Esquimalt, B. C, Harvey (1862, p. 174). 



Prionitis jubata J. Agardh. 



Sitka, Alaska, "Ex. Herb. A m^/. Pefrop.'' in Herb. Farlow!, 

 under Gelidium crassifolium . 



Two specimens are preserved in Herb. Farlow, having come 

 from the Herbarium of the St. Petersburg Academy and bearing 

 the name of Gelidium crassifolium . This is the name, credited 

 to Postels and Ruprecht, given ])y J. G. Agardh (1876, p. 160) 

 under his Prionitis juhafa. The plants seem to belong to a dwarf 

 form of Prionitis lanceolata, but not certainly so. 



Cryptonemia obovata J. Agardh. 



Attached to pebbles in the upper sublitoral zone. Prince 

 William Sound, Alaska and in Puget Sound, Saunders (1901, 

 p. 440). 



Family DUMONTIACE.l]. 



Dumontia filiformis (Lyngbye) J. Agardh. 



Un stones in the middle litoralzone. Port Clarence, Alaska, 

 Kjellman (1889, p. 30); east shore of Amaknak Island, Bay of 

 Unalaska, Alaska, W.A.8. and A. A. L., Xo. 32771 ; west shore of 

 Amaknak Island, Bay of Unalaska, Alaska, ir.A.iS. and A. A. L., 

 Xo. .1001! ; Shumagin Islands, Kukak Bay, Cook Inlet, and Prince 

 William Sound, Alaska, Saunders (1901, p. 440). 



From what Kjellman says (1889, p. 30), it seems that there 

 may be reasons for separating the plant of the Xorth Pacific from 

 that of the Xortli Atlantic. We have had little opportunity for 

 examining tlic plant of the latter region, while the plants of the 



