G. SPONGIA. 
173 
upright, approximate, soft, and more or less coales- 
cent ; texture fibrous, and very fine. 
Indian and Australasian seas. 
ENDIVE. 
100 . Spongia endivia. Laminae soft, spatulated, 
rounded, lacerated and crisped at their borders, and 
disposed like the petals of a rose ; texture fibrous, 
and longitudinally channelled. 
PITCHER-SHAPED. 
101 . Spongia urceolus. Oblong-oval, greenish and 
pedunculated ; summit narrow and perforated. 
Norway. 
MAMMILLARY. 
102 . Spongia mammiUaris. Shapeless and caver- 
nose, with tubular and projecting fibres ; tubes co- 
nical and flexuous. 
Norway. 
MANY-LEAVED. 
103. Spongia pohjphylla. Pediculatcd upright 
leaves, wedge-shaped, rounded at the summits, slightly 
lobed, rolled in the form of a coronet, frequently coa- 
lescent, irregularly hollowed, and with longitudinal 
nerves stronger on one side than the other. 
Indian Ocean. 
PEACOCK’S-TAIL. 
10-1. Spongia pavonia. From a stiff and com- 
pressed pedicle spring many foliated expansions, ob- 
