1892, ] On the genus Lindbladia. 203 
patches often three quarters of an inch thick, and in the first 
case many square inches in diameter. They are formed 
of entangled or interwoven masses of elongated or branched 
sporangia with the walls grown together. 
Some of these zthalia have the upper surface irregular and 
are composed of thick plasmodic membranes containing irreg- 
ular particles of plasmodic refuse. 
p sgh hypothallus has an irregular laminated structure, com- 
ose 
Re form a sponge-like expansion of one-quarter to one-half 
: inch in thickness, upon which the branched and interwoven 
Porangia are erected. 
s ah Plasmodic colored granules which are found in the 
oe walls of all specimens of Lindbladia, are exceed- 
in 
3: ate worthy of careful study. The exterior walls of both 
e si 
i Sranules which are deeply colored with a violet- 
Hees pigment. They are irregularly spheroidal in shape, 
eng about 1.15 win diamete hey are composed of 
: » Which encloses a rounded nuclear mass Pao 
: € In structur i density and refrac- 
tive quality, e, but of a different y 
