100 THE ELEMENTS OF VEGETABLE HISTOLOGY 



PLATE 38. Glandular Plant Hairs. 



1. Geranium (Pelargonium) stem. (Multicellular stalk, unicellular gland). 

 2. Sage leaves. (Multicellular stalk, unicellular gland.) 3. Sumac fruit. (Sessile, 

 multicellular gland.) 4. Kamala fruit. (Sessile, multicellular gland in surface 

 vjew.) 5. Cannabis herb. (Multiseriate stalk, multicellular gland.) 6. Pepper- 

 mint leaves. (Sessile, multicellular gland in surface view.) 7. Stramonium leaves. 

 (Multicellular stalk, multicellular gland.) 8. Lavender flowers. (Sessile, multi- 

 cellular gland in sectional view.) 9. Lupulin. (Sessile, multicellular gland in 

 sectional view.) 



it by the stalk. The gland or secreting organ may 

 be unicellular or multicellular. The terms used in 

 the description of non-glandular hairs are used in 



