P h u , L I V
‘H e e re im p
Ser. C h lo u o s p e em e a ! . Fam. Confervea.
P la t e LIV. A.
CONFERVA TORTUOSA, m iiw .
G e n . C h a e . MlamenU green, jointed, unattached, forming stratified bundles,
unbranched. P m it aggregated granules or zoospores, contained in
the joints, having at some period, a proper ciliary motion. C o n v e e v a
{Plin.)—from conferruminare, to consolidate; because some of the
species were used by the ancients in cases of fractured bones.
C o n v e e v a tortmsa; filaments rigid, slender, much curled and twisted,
forming broad closely interwoven strata; articulations twice or thrice
as long as broad.
C o n fe r v a tortuosa, Billw. Conf. t. 46. E. Bot. t. 3330. Lyngh. Hyd. Ban.
p. 145. t. 49. Grev. El. Edin. p. 315. Ag. Syst. p. 98. Harv. in Hoolc.
Br. El. vol. ii. p. 353. Harv. in Mack. El. Hib. pai-t 3. p. 325. Harv.
Man. p. 129. {excl. var. /3.) / . Ag. Alg. Medit. p. 13.
I I a b . On submarine rocks, at half-tide level; also in salt pools by the edge
of the sea. Salt pools by the Yare, and on marine rocks at Swansea,
Mr. Hillwijn. Frith of Forth, Messrs. Arnott and Greville. Miltown
Malbay, and Skerries, W. II. H. Not uncommon.
G e o g r . d i s t r . Slioi-es of Europe. Eaeroe Islands. Mediterranean Sea.
D e s o r . Eilaments forming crisped strata from a few inches to several feet in
diameter, which closely adhere to the inequalities of the rock, or to the
plants that grow on it. The mass is of a brilliant green, and glossy. The
joints are somewhat variable in length, and generaUy contain a mass of dense
endoclirome, which is weU preserved in drying, and recovers its form on
being moistened.
i
The plant published in Wyatt’s ‘Algse Danmoniensis’ under this
name belongs, if I mistake not, rather to C. riparia, Roth, to
which also, perhaps, tbe C. perreptans of Carmichael ought to be
referred.
A. Fig. 1. C o n fe r v a to r tu o sa :—natural size. 3. Some of the filaments
P l a t e LIV. B.
CONFERVA IMPLEXA, Billw.
CoNFEEVA implexa; f ilam e n ts v e ry s le n d e r , r a t h e r fla c c id , fo rm in g e x te n s iv e ,
m u c h e n t a n g le d , b r ig h t - g r e e n s t r a t a ; a r t ic u l a tio n s a b o u t a s lo n g a s ,
o r lo n g e r th a n , b r o a d .
Co n f e r v a implexa, Billw. Suppl. t. B. E. Bot. t. 2309. Lyngb. p. 144,
t. 49. Ag. Syst. p. 91. Harv. in LLook. Br. El. v o l ii. p. 352. Harv. in
Mack. El. Hib. part 3. p. 226. Harv. Man. p. 139. Wyatt, Alg. Banm.
no. 142.
C o n fe r v a ulothrix, Lyngh ? Hyd. p. 146. t. 50. Harv ! I. c. p. 353. Harv /
Man. p. 139.