Chordariece.'] myrionema. 165 



By comparing our figure of the preceding with the figure 

 of M. Jiliformis in Phyc. Brit.^ PI. clvi., we see that the 

 ramuli in the former regularly increase in length from the 

 base, so as to give it a club-shaped appearance, while in 

 this they are nearly of the same length, and are collected in 

 oblong clusters, leaving bare spaces. 



Pamily YI. CHORD AEIE.E. 



" Rerum Natura tota est nusquam magis qaam in minimis." 



On tliis family I shall not dwell long ; not because they 

 are devoid of interest, but because I hasten on to other 

 families whose beauty is more evident and attractive. 



Genus XXX. MYRIONEMA, GreviUe. 



Gen. Char. Mass gelatinous, (exceedingly minute,) effused, 

 composed of very short, clavate, erect, mostly simple filaments, 

 " fixed at their base and at their expansion." Fruit, capsules at 

 the base among the filaments. — Name from two Greek words 

 signifying ten thousand Jilaments. — Greville. 



1. Myeionema strangulans, Greville. 



Hab. In the sea, parasitical on several Ulvm. Forming 



