THE AMATEUR^S SYNOPSIS. 



XXXV 



jointed. 



Soft, and thread-like. Ge7m$, Fam. 



Joints marked by several upright lines (internal 



colour-tubes) Poltsiphoxia VII 



Joints marked by one upright rose-coloured line 



(internal colour-tube) ; branching forked . . Griffithsia XIX 

 „ excessively slender; branchlets short, 



profuse, spreading Callithamnioj^XIX 



„ „ seeds {spores) in 



bead-like strings Seirospora XIX 



„ the thickness of horse-hair; stems 



distantly set with tufted branchlets . . . Corynospora XIX 

 Joints wholly coloured; or partly coloured, partly 



transparent ....... Ceramifm XIX 



Solid; opaque; coated with a limy deposit; stems 



branched and rebranched on each side . . Corallina X 



„ „ coated with a limy deposit; 



branching forked throughout .... jAifiA X 



INCRUSTATIONS or FATGEES on Bocks and Algce. 



Glossy, dark red, adhering closely; when in fruit, 



pitted with small holes Hildenbrais-tiaXIV 



„ „ „ not pitted . . Cruoria XIV 



„ „ » „ . . Petrocelis XIV 



Minute; globose; drop-like; dark red . . . Actinocctjs XIV 

 Lilac pink, fading to white; like white or tinted 



patches of lime Melobesia ^ X 



„ „ minute, dot-like (microscopic) Hapalidium X 



IBBEGULAB LUMPS. 



Solid; stony; coral-like, branched or unbranched 



Melobesia 



X 



