PLATE 7 



Unicellular Solitary Hairs 



1. Chestnut leaf (Castanea dentata, [Marsh] Borkh). 



2. Allspice stems (Pimento, officinalis, Lindl.). 



3. Cowage. 



4. Yerba santa (Eriodictyon calif ornicum, [H. and A.] Greene). 



5. Lobelia (Lobelia inflata, L.). 



6. Cannabis indica (Cannabis sativa, L.). 



7. Anise fruit (Pimpinella anisum, L.). 



8. Hesperis matronalis (Hesperis matronalis, L.). 



9. Galphimia glauca (Galphimia glauca, Cav.). 

 10. Senna (Cassia angustifclia, Vahl.). 



