226 BRITISH SEA- WEEDS. \J\hodospermecB. 



PI. Lxxi.j which is much too light. It is not very rare on 

 shells in deep water off the islands of Arran and Cumbraes. 



Genus LVIII. HILDENBRANDTIA, Menegh. 



1. IIiLDENBRAXDTiA RUBRA, Mcncrjli. On stoucs and 

 pebbles, forming a thin membranous crust. See Pliyc. 

 Brit., PI. xcviii. 



Pamily XL GASTROCARPE^. 



" In Nature's all-instructive book, 

 ^Miere can the eye of reason look. 

 And not some gainful lesson find. 

 To guide and foi'tify the raind? " 



Genus LIX. KALYMENIA, /. Agardh. 



Gen. Char. Stem short, cylindrical, suddenly expanding into 

 a roundish, subsimple, or irregularly cleft, somewhat lobed 

 frond ; faveUidia densely scattered over the frond. 



1. KaLYMENIA RENIFORMIS, /. 4j7^'*^^^^- 



llab. In deep shady pools at extreme low-water mark. 

 Perennial? Summer and autumn. Discovered by Miss 

 Everett in the Isle of Wight nearly half a century ago, and. 



