172 



From the vicinity of Monterey, California northward along the 

 coast of California and Oregon. 



Conslantinea siibulffera sp. nov. 



il 

 Stipes branching in an irregular dichotomous fashion from a \ 

 discoid base, annuiate with the internodes usually two to four times '■ 

 as long as thick; laminae ampie, orbicular, perfoliate, entire or more i 

 less deeply and abundantly cleft or divided, traversed by distinct j 

 radiating and flabellate veins; proliferation, or formation of the new \ 

 lamina, taking place near the tip of an elongated internode; tetra- 

 sporangia zonate accompanied by unicellular paraphyses, combined ,; 

 into nemathecia which form larger or smaller elliptical, oblong, or - 

 irregular but distinctly defined spots scattered over the upper surface i 

 of the lamina and centripeta! in development; auxiliary branchlets \ 

 scanty, collected in small spots; adult cystocarps and antheridia 

 unknown. \ 



Plants dark brownish red, up to 20 cm. high, with the laminae i5- 

 20 cm. in diameter. 

 Synonymy. 



Constantima Sìtchensìs, Harvey, Journ. Linn. Soc, Botany, 

 voi. 6, p. 172, 1862, excluding synonymy. 



Constantìnea Sitchensis, Freeman, Minnesota Botan. Studies, 'j 

 sec. ser., pt. 2, p. 178, 1899, (as C. Sitchensis or C. rosa marinai). 



Constanlinea Sitcìicnsis, Setchell and Gardner, Univ. Calif. Pub., 

 Botany, voi. i, p. 356, 1903, not P. & R. 

 Illustrations. 



Constanlinea Sitchensis, Freeman, loc. cit., pi. 17 and 18. 



Constanlinea Sitchensis, Setchell and Gardner, loc. cit., pi. 18, ' 

 f. 18. 



Exsiccatae. 



Constanlinea Sitchensis, Tilden, N. A. Algae, No. 2o3, 1898, 

 not P. & R. i 



Constanlinea Sitchensis, Collins, Ilolden and Setchell, Phyc. | 

 Bor. Amer., N.° gSo, 1902, excluding synonymy in part. 

 Distribution. 



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I 



