XI] 



MULTICELLULAR HAIRS 



89 



looser (Fig. 52, a, e), and such hairs are often flattened 

 in section (e.g. White Poplar), and so forth. 





^mm^'^tmwwiww 



Fig. 55. c T-shaped silky hairs of Artemisia ; d stellate hairs of 

 Correa; e stellate scales of Elceagnus; f stellate hairs of Aubretia (K). 



Multicellular hairs may have the septa only across the 

 long axis of the hair, and the latter is then said to be 



