Have you seen this impressive tree that produces bean pods and wondered what it was or what it could be used for? The Catalpa Tree (Catalpa bignonioides) is also referred to as Northern Catalpa (Catalpa speciosa) Outdoors column: Uncommon catalpa tree has roots in the region's history Chicago Tribune Chinese catalpa Catalpa ovata The Morton Arboretum Underfoot: THE CIGAR TREE Northcentral Pennsylvania Conservancy Catalpa Tree: Types, Leaves, Flowers, Seed Pods (With Catalpa Worms)