718 
IX. ALG.ZE. 
[i Cladophora . 
fascicled; primary articulations 8-16 times, of the branches 8-10 times, of 
the branchlets 4-8 times longer than broad. — Harv. Phyc. Brit. t. 174. — C. 
catenifera, Kuetz. 1. c. 
Waitemata Harbour, Lyall. (Europe, Australia, S. Africa.) 
5. C. vertieillata, Hook.f. and Harv. FI. Antarct. i. 193. Filaments 
3-8 in. long, tufted, rigid, setaceous, very slender, straight, sparingly divided ; 
lateral branches elongate, simple, naked, erect, fastigiate, opposite or 3-4- 
nate, slightly dilated at the tips ; primary articulations 6-8 times longer than 
broad, upper as long or twice as long as broad. — Kuetz. Sp. Alg. 388. 
Port William, in a cave, Lyall. Lord Auckland’s group, J. L>. H. 
6. C. Colensoi, Harv. in FI. N. Z. ii. 262. Filaments not densely 
tufted, dark green, slender, flexuous, sparingly decompound from the base; 
branches slender, carved, flexuous, naked below, above with short secund 
very erect appressed branchlets ; articulations 3-4 times longer than broad, 
full of green matter, cylindric, not contracted at the nodes, uniform throughout. 
Hawke’s Bay, Colenso , rare. 
7. C. Daviesii, Harv. in FI. N. Z. ii. 263. Filaments 4-5 in. long, 
bright green, densely tufted, rigid, stout, much branched ; branches alter- 
nate, usually naked below ; axils very broad and rounded, above with short 
crowded subcorymbose generally secund branchlets of 2 or 3 articulations, 
the latter seldom twice as long as broad, uniform throughout the frond. 
Tauranga, Colenso. 
8. C. gracilis, Griffiths; — FI. N. Z. ii. 263. Filaments 10-15 in. 
long, pale green, very slender, much branched ; branches erecto-patent, stout, 
flexuous ; branchlets secund, pectinate, elongate, slender, of many articula- 
tions, subtomentose ; articulations 2-4 times as long as broad, contracted at 
the nodes. — Kuetzing, Sp. Alg. 403 ; Harv. Phyc. Brit. t. 18. 
Port "William, Lyall. (Europe, Tasmania.) 
9. C. crinalis, Harv. in FI. N. Z. ii. 263. Filaments densely tufted 
below, deep green, 1-2 in. high, slender, rigid, shining when dry, decom- 
pound, but not much branched ; branches and branchlets few, scattered, 
short or long, very straight and erect, obtuse ; articulations 4-8 times longer 
than broad, upper shorter, constricted at the nodes. 
New Zealand, Colenso. 
10. C. virgata, Kuetzing. — Conferva , Agardh; — FI. Antarct. 192. Fila- 
ments excessively branched below ; branches elongate, fastigiate, ultra-se- 
taceous, distinctly dilated at the tips ; lower articulations 2-4 times longer 
'Ban broad, upper about equal, collapsed when dry. 
Lord Auckland’s group, L’Crville. (S. Africa.) 
107. CONFERVA, Linn. 
Frond of green, slender, jointed filaments ; joints of a single cell, floating 
or attached. Fructification of clusters of antherozoids contained in the joints. 
