222 KEY AND FLORA 
91. BIGNONIACEZ. Bicnonta FAMILY 
Trees or shrubs, often twining or climbing, rarely herbs. 
Leaves usually opposite, without stipules. Flowers showy, 
zygomorphic. Corolla tubular, with a widened throat and a 
5-lobed limb. Stamens usually 2 long and 2 short, or only 2. 
Ovary free from the calyx, 2-celled or rarely 1-celled, with 
many ovules. Fruit a capsule; seeds large, winged. 
I. TECOMA Juss. 
Woody vines, climbing by aérial rootlets. Leaves compound, 
odd-pinnate. Flowers large, in terminal clusters. Calyx bell- 
shaped, unequally 5-toothed. Corolla funnelform, enlarged 
above the calyx, 5-lobed, slightly 2-lipped. Stamens 4, 2 long 
and 2 short. Capsule slender, spindle-shaped, slightly com- 
pressed contrary to the partition, 2-valved, dehiscent. Seeds 
winged.* 
1; T. radicans Juss. Trumpet FLower, Trumpet CREEPER. 
Stems climbing high by numerous rootlets; bark shreddy. Leaves 
deciduous, petioled; leaflets 9-11, ovate to ovate-lanceolate, ser- 
rate, short -stalked, smooth or slightly downy. Flowers in -short, 
terminal racemes or corymbs. Calyx tubular, 2 in. long. Corolla 2-3 
in. long, scarlet without, yéllow within, the lobes spreading. Capsule 
5-6 in. long, curved, often persistent through the winter. Seeds 
broadly winged. On borders of fields and in woods S8.; often cul- 
tivated.* ‘ 
II. CATALPA Scop. 
Small trees. Leaves large, opposite, simple, petioled, decid- 
uous. Flowers large and showy, in terminal panicles. Calyx 
irregularly 2-lipped. Corolla tubular-bell-shaped, oblique, 5- 
lobed, 2-lipped. Fertile stamens 2, sterile stamens 3, short. 
Fruit a linear, 2-valved, many-seeded capsule. Seeds winged.* 
1. C. bignonioides Walt. CarTatpa. A small tree with thin, 
rough gray bark, and light, soft but exceedingly durable wood. 
Leaves long-petioled, heart-shaped, entire or palmately 3-lobed, 
taper-pointed at the apex, palmately veined, downy. Branches of 
the panicle in threes; flowers large, 1-1} in. long, white, variegated 
with yellow and purple. Corolla lobes undulate or crisped. Capsule 
