394 



MANUAL OF BOTANY 



induplicate. Stamens equal in number to the lobes of the 

 corolla. Illustrative Genera: — Cestrum, Linn.; Solanum, 

 Linn. 

 Sub-order 2. Atrope^. — J^stivation of the corolla imbricate, 

 or some modification of imbricate. Stamens equal in number 

 to the lobes of the corolla, one occasionally sterile. Lllus- 

 trative Genera: — Atropa, Linn. ; Lycium, Linn. 



Distribution and Numbers. — They are scattered OA'er most 

 parts of the globe except the polar circles, but are most abun- 

 dant in tropical regions. This order, as defined above, contains 

 about 1,120 species. 



Pro2)erties and Uses. — The plants of this order frequently 

 possess narcotic properties. Some are pungent and stimulant, 

 owing to the presence of an acrid oleo-resin ; others contain a 

 bitter tonic principle ; and a few have edible fruits, leaves, or 

 tubers. 



Cohort 3. — Personales. 

 Order 199. ScROPHULARiACEiE, the Figwort Order 



ter. 



Charac- 

 Herbs, or rarely shrubby plants, with alternate, opposite, 



Fig. 1169. 



Fig. 1170. 



Fit/. 1169. Flower of a species of Speedwell ( Veronica). Fig. 1170. Diagram 



of tlie flower of the Great Snapdragon (Antirrhinum majus), witli one 

 bract below. 



or whorled leaves ; generally without, or very rarely with, 

 stipules ; sometimes parasitic on roots. Inflorescence axillary. 

 Floivers anisomerous, irregular. Calyx inferior, persistent, 

 4 — 5-partite. Corolla more or less irregular, sometimes gibbous 

 or spurred, 4 — 5-partite ; cestivation imbricate. Stamens gene- 



