The Trees of Texas 155 
the tree is frequently planted for ornament throughout its 
range. 
EHRETIA P. Brown. 
Ehretia elliptica De Condolle. Knackaway. A medium 
sized round topped tree 40° high, 3° in diameter with stout 
branches, furrowed bark and smooth reddish brown twigs. 
Leaves oval to oblong, very rough above, leathery, entire mar- 
gined or toothed, hairy along the veins beneath. Flowers 
small, white, in clusters, April and later. Fruit subglobose, 
the size of a pea, with thin juicy edible fiesh. Western Texas 
and northern Mexico. The wood is hard, close grained, but 
not strong. One of the desirable shade and street trees of its 
range. 
In river valleys western Texas and Mexico. Extensively 
planted for shade and ornament. 
RHINANTHACEAE. 
Paulownia Siebold and Zuccarini. 
Paulownia tomentosa (Thurnberg) Boillon. A medium 
sized tree much resembling catalpa and frequently mistaken 
for it, but readily distinguishable from it by the fruit. The 
bark is brown and rough, branches stiff, ascending. Leaves 
large, entire or three lobed, smooth above, slightly hairy be- 
neath with two prominent glands at the base. Flowers large, 
showy, violet, opening before the leaves. Fruit a large leath- 
ery capsule with winged seed. 
Native of Japan and China but cultivated in our territory 
and sometimes growing spontaneously. 
BIGNONIACEAE Persoon. Trumpet Creeper Family. 
Trees with opposite or alternate leaves, large showy flow- 
ers in clusters, fruit an elongated capsule, seeds winged. 
Leaves broad, mostly opposite.................e0- Catalpa. 
ee PGT UTE OTIAIE fo oe oon ele a aiden bed wow cea ae Chilopsis. 
CATALPA Scopoli. The Catalpas. 
Trees with opposite, simple, broad leaves, large showy 
