GLOSSARY. 387 



Pectinate, with the divisions like the teeth of a comb. 



Pectinato-pi7inate,'psivt3k.mg of both the preceding characters. 



Pinnate, winged. 



Quadrifarious, arising from all sides of the branch. 



Setaceous, bristly. 



Secund, when the branchlets bear another series on one side. 



Verticillate, whorled, set in a circle round the stem. 



The rHUCTIFICATION. 



Capsules, small pitcher-shaped bodies containing spores, 

 sporules, or seeds. 



Cilia, eye-lash like bodies, with which the spores of many 

 of the Algse are clothed. 



Endochrome, a dark-coloured mass in the filaments that 

 forms the seed. 



Granules, seeds in the form of Httle grains, collected in 

 patches on the frond, called sori, or placed in the tips 

 of branchlets. Capsular seed is called primary, and 

 granular seed secondary, only by way of distinction, 

 for they are equally productive of plants. 



Involucre, a small cover of fruit, formed, as in Ceramlum 

 ruhrurn, of short branchlets. 



Pericarp, the cover of the seed or fruit. 



