MARINE ALGiE OF VANCOUVER ISLAND 
105 
p. 367; P. B.-A., No. 722, as C . composita. Port Renfrew, 
Tilden. 
Hormiscia penicilliformis (Roth) Fries. Setehell & Gard- 
ner, 1903, p. 220; Collins, 1909, p. 368; Harvey, 1858, p. 90, 
as Hormotrichum specie sum; P. B.-A., No. 18, as Ulothrix 
isogona. Port Renfrew, Butler & Polley; Esquimalt, N. L. 
Gardner; Departure bay, Macoun. 
H. wormskjgldii (Mert.) Fries. Setehell & Gardner, 1903, 
p. 221; Collins, 1909, p. 368; Harvey, 1858, p. 91, as Hor- 
motrichum wormskjoldii; P. B.-A., No. 915, as Urospora 
wormskjoldii; Tilden, Centuries, No. 31, as U. wormskjoldii 
var vancouverensis. Victoria, Tilden. 1 
Gomontia polyrhiza (Lagerh.) Bornet & Flahault. Setehell 
& Gardner, 1903, p. 229; Collins, 1909, p. 370; P. B.-A., 
No. 315. On barnacles, Quatrains, Macoun. 
Halicystis ovalis (Lyng.) Areschoug. Setehell & Gardner, 
1903, p. 232, as Yalonia ovalis; Collins, 1909, p. 372, Port 
Renfrew, Butler & Polley. 
Codium fragile (Suringar) Hariot forma californica 
(J. Ag.) Hariot. Setehell & Gardner, 1903, p. 232; Collins, 
1909, p. 389; P. B.-A., No. 229; all as C. mucronatum forma 
californicum; Tilden, Centuries, No. 281, as C, tomentosum . 
Victoria, Departure bay, Amphitrite point, Macoun; Port 
Renfrew, Tilden. 
Forma novae zelandl© (J. Ag.) Collins. Setehell & Gard- 
ner, 1903, p. 232; Collins, 1909, p. 389; both as C. mucronatum 
forma novae zelandice. Port Renfrew, Butler & Polley. 
C. adherens (Cabr.) Agardh. Setehell & Gardner, 1903, 
p. 231; Collins, 1909, p. 387; P. B.-A., No. 523. Sooke, 
Macoun. 
C. ritteri Setehell & Gardner, 1903, p. 231, PI. XVII; 
Collins, 1909, p. 387; Tilden, Centuries, No. 370, as C. ad- 
just ens. 
Bryopsis hypnoides Lamouroux. Setehell & Gardner, 1903, 
p. 230; Collins, 1909, p. 403; P. B.-A., Nos. 1028, 1286. 
Victoria, N. L. Gardner; on Gracilaria confervoides f Departure 
bay, Macoun. 
1 No collections have come to notice of Ulothrix or Chaetomorpha; there is every 
reason to suppose that they occur, but have been overlooked. 
