I2 
Mr, ApAMs's Defcriptions of fome 
drina. Linn, Syff. Nat. Ed. 13. p. 1313. n. 28. Pallgf. 
Zooph, p.139. from which however it differs in the ve- 
ficles not furrounding the ftem in any regular feries, 
and in their fhape. Height, from one to three inches. 
Young fhoots clofely imbricated to their bafe, but 
older ones often naked : the fmaller branches, which 
proceed from a main ftem, have the veficles placed 
1  bifarioufly, but at their apex they itur the im- 
bricated form. 
è 
"TUBULARIA. 
I. Jabel ifor- T. tubulis parallelis. fafciculatis; fafciculis radiatim 
difpofitis. 
Tas. II. Jig. 12, 13, 14. 
. On the Conferva rubra, Milford Haven. 
OH. This minute coralline differs confiderably from 
its Britifh congeners in habit, but agrees with them 
in texture. Its origin is a fimple cylindrical ftem, 
affixed at its bafe, which is a little dilated to the. 
.. fiems of the Conferva: it foon, however, lofes this 
. form, and very abruptly betore 
. fhaped compreffed body, from which proceed eight 
S dilated into a fan- 
rays. Thefe rays, when examined under the firft 
magnifier of Ellis's microfcope, appear compofed of 
equal and perfe&ly cylindrical tubes. In fome I 
obferved a deep crimfon fpot, necs was probably 
a dead or M polype. 
EXPLA- 
