456 



LACTESCENCE. 



4. Capillary, like hairs, as in Ribes,.. .Antirrhinum Quadri- 



FOLIUM,...ScROPHULARlA,...CERASTIUM J ...and SlLENE j Or, 



5. Pores only, as in TAMARix,..,and Silene Viscaria. 



IT. Follicles*, are vessels distended with air, as in Utricula- 

 tha, at the root of which there are roundish vessels that are in- 

 flate, and have two horns;. ..and in Aldrovanda also, at the 

 leaves of which there are pot-shaped follicles that are semicir- 

 cular. 



III. Utricles-}-, are vessels filled with a secreted liquor. Thus 

 in Nepenthes, the extremity of the leaves terminate in a thread, 

 and this thread terminates in a cylinder, the top of which is 

 closed with a lid that opens on the edge ;...in Sarracena also, the 

 leaves are hooded almost like those o^Nepenthes, but sessile at 

 the root;... and in Margravia, from the centre of the umbel 

 there are vessels produced, which resemble the ringe-nt corolla 

 of the Galeopsis, but without the under lip. 



\ 



CHAP. XX. 



OF LACTESCENCE. 



LACTESCENCE, milkiness, is when a copious juice flows out 

 on any injury done to the plant. The colour of the liquor is 

 either, 



1. White, as in Euphorbia,... Papaver,... Asclepias,... Apo- 



* The word signifies a little bladrer filled with wind. Editor. 

 •f The word signifies a bottle. Editor. 



