4 Britton: Studies of West Indian Plants 



3. PlTHECOLOBIUM GUADALUPENSE Chapm. Fl. S. U. S. Il6. 



i860 



Cays of Camagiiey; Bahamas; Florida Keys. 



4. Pithecolobium bahamense Northrop, Mem. Torrey Club 



12: 38. 1909 

 Cays of Camagiiey; Bahamas. 



5. Pithecolobium Hystrix (A. Rich.) Benin, in Hook. Icon. PI. 



pi. 1 168. 1876 



Inga Hystrix A. Rich. Ess. Fl. Cub. 1: 471. 1845. 

 Pithecolobium calliandrifolhim C. Wright; Griseb. Cat. PI. Cub. 



83. 1866. 



Coastal thickets and hillsides: Camagiiey, Santa Clara, 

 Havana, Pinar del Rio; Bahamas. 



6. Pithecolobium savannarum sp. nov. 



A tree up to 7 m. high, with smooth bark, the foliage finely 

 and densely puberulent when young, glabrous or sparingly 

 puberulent when old. Leaves 1.5-2 dm. long, the rather stout 

 petioles 1-2.5 cm - l n g. the glands somewhat elevated ; pinnae about 

 4 pairs, the petiolules slender, 2 cm. long or less; leaflets 4-6 pairs, 

 obliquely obovate, 1.5-3 cm. long, chartaceous, loosely reticulate- 

 veined, deep green and somewhat shining above, pale and dull 

 beneath, obtuse or retuse at the apex, acute at the base; peduncles 

 ^axillary, slender, striate, glabrous, 7-9 cm. long; flowers short- 

 racemose, white; pedicels slender, glabrous, 3-6 mm. long; calyx 

 ,3-4 mm. long, subtruncate at the base, campanulate, its teeth 

 acute, ovate, often somewhat unequal; corolla funnelform, ap- 

 pressed-pubescent, 8 mm. long, its lobes ovate-oblong; stamens 

 15 mm. long, united about one-third their length; ovary and 

 young pod densely pubescent; old pods 8-10 cm. long, the valves 

 doubly coiled after dehiscence, moniliform, 4-6 mm. wide across 

 the seed cavities, 2 mm. wide between them; seed cavities oblong, 

 8-10 mm. long. 



Along a water course on barren savannas southeast of Holguin, 

 Oriente, April 7, 1909 (Shafer 1 1Q4). 



7. Pithecolobium discolor sp. nov. 



A shrub 3 m. high, or a small tree up to 7 m. high, the young 

 twigs and leaves densely puberulent, the old leaves glabrous or 



