TLE POLY PIERS. 85 
is tortuous, attaching itself. readily to shells and stones. The 
upper part is straight and slightly flexible, appearing like a 
flowering vegetable without either leaves or branches. At the top of 
a 
THE STRAW TUBULARIA. 
(Tubularia indivisa.) 
each stem a double scarlet corolla is developed, exhibiting from 
five to thirty-five petals, the exterior ones spreading, the interior 
ones rising in a tuft. A little below appears the ovarium, drooping 
when ripe like a bunch of orange-coloured grapes. After a time the 
petals of the corolla fade, fall, and die, and a bud takes their place 
