Plate XLVII. 



Fig. 213. KALLYMENIA DUBYI. 



Colour, A dull red; becoming pale and yellow wlien old. 



Substance. Flesliy-membranaceous; feeling like soft, wet kid-leather. 



Character of Frond. A flat, ribless, leafy expansion, rising wedge-wise, from 

 a very sbort, compressed stem. Outline pear or wedge-sliaped. At 

 first quite simple; afterwards apt to be torn and divided; probably 

 by the waves. Margins sometimes wavy. Eoot a disc. 



Measurement. From 6 to 12 inches long. 



Fmctificaiion. Only one kind observed. Round clusters of sj)ores half- 

 immersed in, and scattered over, the frond. 



Habitat. South of England, and west and south of Ireland; Scilly. On 

 rocks and stones between tide-marks in land-locked bays. Not common. 



Now Scldzymenia Duhyi. 



Fig. 214. IRID^A EDULIS. 



Colour. A fine deep red; becoming dark when dry. 



Substance. Fleshy; gristly; almost leathery; firmly elastic. 



Character of Frond. A flat, ribless, leafy expansion, rising gradually from a 

 short, taper stem. Several from one root. Outline pear-shaped. 

 Always quite simple, but often torn by the waves, as well as eaten 

 into holes by sea-worms. Margins smooth and even. Root a large, 

 expanded disc. 



Measurement. From 4 to 18 inches long; from 2 to 8 wide. 



Fructification. Of two kinds. 1. Round clusters of spores half immersed in, 

 and scattered over, the frond. 2. Tetrasjoores in oblong groups {sori) 

 also immersed and scattered. Both showing like dark spots when the 

 plant is held up to the light. 



Habitat. Our coasts generally, near low-water mark, and beyond. Common. 



Now Schizymenia edidis. 



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