396 BIGNONIACEAE. 



transverse, winged in many genera ; endosperm none ; eo'tyledons broad and 

 flat, emarginate or 2-lobecl; radicle short, straight. About 60 genera and 

 over 500 species of wide distribution in tropical regions, a few in the 

 temperate zones. 



Fruit a capsule. 



Capsule elongated, terete. 

 Corolla funnelform. 



Leaves simple or digitate. 1. Tahehuia. 



Leaves pinnate. 2. Tecoma. 



Corolla sliort-campanulate. 3. Macrocatalpa. 



Capsule short, flat, woody. 4. Jacaranda. 



Fruit indehiscent. 5. Crescentia. 



1. TABEBUIA Gomez, Obs. 2: 7, ijI. 2. 1803. 



Trees or shrubs, with opposite petioled, digitately 1-7-foliolate or simple 

 leaves, the large showy flowers in terminal cymes or panicles. Calyx tubular, 

 variously toothed or cleft. Corolla funnelform or funnelform-campanulate, the 

 limb spreading, slightly 2-lipped or nearly regular, the 5 lobes rounded. 

 Stamens 4, didynamous, included; filaments slender, curved; anthers oblong or 

 linear, glabrous. Ovary sessile; ovules many, in 2-several series. Capsule 

 linear or linear-oblong, nearly terete, loculicidally dehiscent, its valves mem- 

 branous or coriaceous, convex. Seeds numerous, winged. [Brazilian name.] 

 Seventy-five species or more, natives of tropical America. Type species: 

 Bignonia Tdbebuya Veil. 



Leaflets mostly 3, green on both sides ; lateral leaflets sessile or 



nearly so. 1. T. lepidota. 



Leaflets mostly 5, white-lepidote beneath ; all the leaflets peti- 



oled. 2. T. bahamensis. 



1. Tabebuia lepidota (H.B.K.) Britton, Bull. Torr. Club 42: 377. 1915. 



Bignonia lepidota H.B.K. Nov. Gen. 3: 139. 1818. 



Tecoma lepidota DC. Prodr. 9: 220. 184-5. 



A shrub, 1-3 m. high, or in Cuba sometimes a tree up to about 6 m. high, 

 the young twigs more or less lepidote. Leaves mostly 3-foliolate, rarely 1-2- 

 foliolate, or those of shoots 5-foliolate; petioles 1-2.5 cm. long; leaflets oblance- 

 olate to oblong-obovate, about 5 cm. long or less, coriaceous, rounded or retuse 

 at the apex, narrowed at the base, the terminal one stalked, the lateral ones 

 sessile, all somewhat lepidote, at least beneath; flowers usually few, pink, 5-7 

 cm. long; calyx lepidote, oblique; capsule 6-12 cm. long. 



Scrub-lands. Andros : — ^Cuba. The specimens are incomplete and are referred to 

 this species with hesitation. 



2. Tabebuia bahamensis (Northrop) Britton, Bull. Torr. Club 42: 379. 1915. 



Tecoma bahamensis Northrop, Mem. Torr. Club 12: 65. 1902. 



Bignonia pentaphylla L. Sp. PI. ed. 2, 870. 1763. Not Tahebuia penta- 

 pJiylla (Juss.) Hemsl. 1882. 



A shrub or small tree up to 10 m. high, the young twigs lepidote. Leaves 

 3-5-foliolate, long-petioled; leaflets oblong to elliptic, stalked, 2-7 cm. long, 

 entire, rounded or retuse at the apex, mostly obtuse at the base, densely 

 white-lepidote beneath, sparingly lepidote or elepidote above; panicles several- 

 flowered; pedicels rather stout, brown-lepidote, 12 mm. long or less; calyx 

 narrowly campanulate, brown-lepidote, irregularly 2-lipped, 1-1.5 cm. long; 

 corolla pink, 4-6 cm. long, its lobes rounded, slightly undulate; capsule 8-12 

 cm. long, about 7 mm. thick. 



Scrub-lands, pine-lands and coppices. Great Bahama, Abaco, South Bimini and 

 Andros to Crooked Island. North Caicos and Inagua :-^Cuba. Beef-bush. Guxwood. 

 Abo\'e-alt.. White Cedar. Referred by Grisebach and by Dolley to Tecoma Leu- 

 coxylon Mart. Catesby, 1 : vl- 37. 



