northern catalpa Bignoniaceae Catalpa speciosa (Warder) Warder ex Engelm. Listen to the Latin symbol: CASP8 Other Fact Sheets
Leaf: Whorled (or opposite, when whorled one of the three leaves is often smaller), cordate, 5 to 12 inches long, pinnately veined, entire margins, overall soft and flexible feeling, light green to green above and soft pubescence on the underside.
Flower: Species is monoecious; very showy, white (yellow and purple spots on insides), 5 fuzzy petals form an overall bell shape, 1 inch long; appear in open, branched, upright terminal cluster (8 to 12 inches long) in late spring.
Fruit: Long (10 to 18 inches) bean-like, hanging capsules, round in cross section, very stiff; each capsule contains numerous flattened seeds with 2-papery, fringed wings; the seeds mature in autumn, but the capsule may remain attached over winter.
Twig: Stout, green, and later reddish brown in color, numerous lighter lenticels; terminal bud is absent, lateral buds are small and covered with red-brown scales; leaf scars very unique elliptical or round sunken saucers, light in color.
Bark: Gray to reddish brown, separated into irregular shallow fissures and scaly ridges.
Form: A medium sized tree to 80 feet with spreading, crooked branches and an irregular crown. The bole may be straight but is generally crooked.

Looks like: southern catalpa - royal paulownia - dragon tree - tungoil tree
leaf flower fruit twig bark form map
Additional Range Information:
Catalpa speciosa is native to North America. Range may be expanded by planting. See states reporting northern catalpa.
External Links:
USDA Plants Database
Horticulture
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