ER 1085 
Polysiphonia leptoclada. (Mont. Crypt. guyan.) P. 
Zuncialis et ultra, setacea, ercela, ramosa; ramulıs alternis 
“alterne bi-tripinnatis, basi A-, apicem versus monosiphoneis; 
arlieulis primariis nudis, 5—bsiphoneis, diamelro parum bre- 
vioribus, superioribus diametro wqualibus, monosiphoneis, rigi- 
dulis. Guyana: Montagne. 
Polysiphonia Harveyi. {Bailey in litt.) P. uncialis et 
ultra, setacea; ramis vagis patentibus alternis, ubique obsessis 
ramellis ramulosis spinescentibus ; articulis diametro aqualibus, 
4—bsiphoneis. Stoninglon. Connecticut: Bailey. 
Polysiphonia funebris. (De Notaris in herb. Lenor- 
mand.) P. parvula, cespitosa, intrieata, trichomatibus capillari- 
bus, repentibus; ramis verticalibus brevibus subbipinnatis ; ar- 
tieulis 4— Ösiphoneis, diamelro subzequalibus vel parum bre- 
vioribus. Genua. 
Polysiphonia spinescens. (Mont. Sylloge Crypt. 423.) 
P. oligosiphonia, trichomate primario basi repente, tenui, flac- 
cido, irregulariter ramoso; ramis virgalis, ramulos breves pa- 
tentes spiniformes gerenlibus; arliculis diametro zequalibus, 
4siphoneis; geniculis infimis nodulosis. Guyana: Montagne. 
Polysiphonia prorepens. (Harv.) P. minutissima, parasilica, 
dense tomentosa; triebomatibus arcle adpressis, erassiusculis, 
ubique obsessis ramulis densis, simplicibus, rigidis, apice aculis 
hamatis; artienlis 9— !Osiphoneis, brevissimis, diametro sub- 
triplo brevioribus. — Ad algam cartilagineam parasitica. Ring 
George’s Sound: Harvey. 
Polysiphonia implexa. (Hook. et Harv.) P. parasitica, 
parva, capillaris, cespitosaz; trichomatibus basi repentibus ; ramis 
bipinnalis, pinnulis utrinque altenuatis desum in carpoclonia 
transmutalis, nec piliferis; artieulis oligosiphoneis,, diametro 
wqualibus. King George’s Sound: Harvey. 
Polysiphonia scopulorum. (Harv.) P. cespitosa, parva, 
eapillaris; trichomatibus ereclis, rigidulis, carpocloniis plus 
minusve elongalis, ulrinque allenualis, inferioribus gracilibus, 
superioribus penicillo parvulo ornatis. ,‚Fremantle. Western 
Australia‘‘: Harvey. 
Polysiphonia vagabunda. (ilarv.) P. parvula, pallide 
rubiginosa, intricala, subtomentosa; trichomatibus decumbenti- 
bus, tenuissimis, vage rTamosissimis, ramis divaricatis, alternis 
in apicem sensim altenualis, nec ‚piliferis, articulis oligosipho- 
.neis, diametro subzequalibus, vel parum brevioribus, primariis 
granuloso-punctatis, ‚‚Port Arthur. Van Diemens Länd‘‘: Harvey. 
Polysiphonia filipendula. (Harv.) P. parva, repens, se- 
eunda, coceinea; radıculis gracilibus, fine globuloso - peltatis, 
multifidis; ramulis fructiferis secundis, junioribus subtiliter peni- 
