24:2 



THE SECOND BOOK OF BOTANY. 



hairs in different stages of development. One of 

 these hairs, with some of the cells of the epidermis, 

 is shown in Fig. 410. Hairs composed of a single 



FIG. 409. 



FIG. 410. 



cell are sometimes branched, as shown in Fig. 

 which represents a hair of alyssum ; J is a transverse 

 section, which better shows the star-like form of the 

 branching. In Fig. 412 (a) the hair has the appear- 

 ance of cells strung together like beads. 



FIG. 411. 



FIG. 412. 



FIG. 413. 



Glands are organs that possess the property of 

 secreting ; that is to say, of separating some particu- 

 lar liquid from the juices with which they are in con- 



