244 



THE PLOBA. 



5. ANAGAL'LIS. Pimpernel. 



Calyx and corolla 5-parted, wheel-shaped. Stamens 5. Pod glohnlar, 

 opening by a lid all around (i. e., a pyxis). — Herbs with square stems and 

 opposite leaves. (Fig. 556.) 



A. arven'sis. Scarlet P. Poor-man's-weaiker-glasa. A small, trailing plant, in fields, 

 roadsides, &c. Leaves sessile, broad-ovate. Pedicels 1-flowered, axillary. 

 Flower red, rarely blue. Opening at 8 a. m., closing at 2 p. m., and in damp 

 ■weather not opening at all. (See the figure, 557.) 



Order LXXXIII. BIGNONIACE^. Trumpets. 



Plants with opposite leaves, destitute of stipules, often climbing ; 

 flowers gamopetalous, irregular, 5-parted, showy; 

 stamens 5, but only 2 or 4 of them perfect, and didynamous ; 

 ovary 2-oelled, with 1 style, forming a dry pod with winged seeds. 



Analysis of the Oenera. 



Stamens 4. Pod valves and partition contrary. Leaves pinnate. Tboo'mia. 1 



Stamens 4. Pod valves and partition parallel. Leaves binate. Bigho'nia. 



Stamens 2. Pod straight, cylindrio. Trees. Leaves simple. Catai'pa. 2 



1. TECO'MA. Trumpet-flower. 



Calyx bell-shaped, 5-toothed. Corolla trumpet-shaped, with a 5-lobed, 

 nearly regular limb. Stamens didynamous, 4, with the 5th a small rudi- 

 ment. Pod with the partition contrary to the valves. — Trees or shrubs, 

 often climbing. Leaves digitate or pinnate. Flowers red. 



