608 Eu-Florideze, Plocamieze, Halosaecion. 
9. Halosaccion compressum Rupr. Tange Ochot. Meer. p. 299, — 
Frondibus crassis, mucosis, siccis coriaceis, compressis, subsimpli- 
cibus vel semel divisis. | 
Hab. ad saxa (?) in littore Cameiateze orientalis pr. « Awatscha » 
(RrgpER, RopPnECHT) — Frondes pro ratione valde elongatz. Te- 
trasporangia ovoideo-oblonga (non ut in H. ramentaceo globosa, 
nee ut in H. mi/erosporo globoso-ovata). Color sordide rufescenti- 
brunneus, Species affinis alos. ramentaceo, cujus meram varie- 
tatem sistere videtur. 
10. Halosaccion japonicum Harv. in Gray List of plants collected in 
Japan p. 931, Char. of new Alg. in Proceed. Amer. Acad. vol. IV, 
1859, p. 332, n. 393, J. Ag. Epicr. p. 260 (nomen), Mart. Tanuge 
v. Ost-Asien p. 131 (Halocolia), De "Toni Phyc. Japon. (1895) 
p. 49, n. 154. — Fronde simplicissima, cartilaginea, rigida, basi et 
apice attenuata, ramulis crebris patentibus filiformibus densissime 
obsessa. 
Hab. ad « Hakodadi» Japoniwv (PEeRRv, C. WmiaT, HARVEY). 
11. Halosaccion Wrightii Harv. Char. of new Alg in Proceed. Amer. 
Acad. vol. IV, 1859, p. 332, n. 34, J. Ag. Epicr. p. 260, Hariot 
Als. de Yokoska p. 2930, n. 54, De Toni Phyc. japon. (1895) p.. 42, 
n. 1553. — Fronde tenui-membranacea, flaecida, simpliciuscula, basi 
apiceque attenuata, pinnatim ramosa, pinnis pinnulisque patentibus 
utrinque attenuatis, acutis, subdistichis. 
Hab. ad «Hakodadi » (C. Wnriaur, HanvEv) et « Yokoska» Ja- 
ponie (SAvaTrER, HaRnior). 
12. Halosaccion cylindricum Kuetz. Tab. Phye. XVI, t. 80, f. a-5. — 
Stipite brevi setaceo, frondibus (sacculis) elongatis, cylindricis, apice 
parum attenuatis obtusis, basi cuneatis. 
Hab. in mari Arctico (KozrzING). 
13. Halosaccion intestinalis Harv. Char. of New Alg. in Proceed. 
Amer. Acad. vol. IV (1859) p. 932, n. 35. — Fronde clavato-in- 
testiniformi, longissima, simplicissima, basi attenuata, apice obtu- 
sissima, coriacea. 
Hab. ad ins. «Arakamtchetchene» in freto Beringiano (C. 
WnriauT), — Stratum periphericum crassum filis verticalibus con- 
stitutum tetrasporangia oblonga includit. 
Species mihi plane ignota. 
14. Halosaccion dumontioides Harv., fide J. Agardh Epicr. p.260, a 
claro Diekie, nescio in quo opere, memorata. 
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