132 NYCTAGINACEAE. 



petioles stout, about 1 cm. long; flowers sessile, the perianth and panicle- 

 branches minutely tomentulose; staminate perianth about 3 mm. long, bluntly 

 5-toothed, about one-half as long as the stamens. 



Rocky coppices and scrub-lands, Andros ?, Eleuthera and Inagua : Cuba. 

 COKER'S BLOLLY. 



3. Torrubia longifolia (Heimerl) Britton, Bull. Torr. Club 31: 614. 1904. 



Pisonia discolor longifolia Hiemerl, Bot. Jahrb. 21 : 627. 1896. 



A tree, attaining a maximum height of about 16 m. with a trunk up to 5 

 dm. in diameter, usually much smaller and often shrubby, the bark scaly, the 

 twigs glabrous, slender. Leaves oblanceolate to obovate or spatulate, firm in 

 texture, 2-6 cm. long, glabrous, rounded or emarginate at the apex, narrowed or 

 cuneate at the base, obscurely veined, the slender petioles 5-15 mm. long; 

 calyx 3-4 mm. long; fruit juicy, obovoid or globose-obovoid, bright red, little 

 longer than thick ; anthocarp 4-6 mm. long. 



Rocky coppices and scrub-lands, Great Bahama, Andros, North Bimini. New 

 Providence, Rose Island, Eleuthera, Watling's, Acklin's, Inagua and Anguilla Isles : 

 Florida ; Cuba ; Jamaica. NARROW-LEAVED BLOLLY. BEEF-WOOD. 



4. Tornibia Bracei Britton, Bull. Torr. Club 31: 614. 1904. 



A slender tree, 5 m. high or less, the bark gray. Leaves thin, green on 

 both sides; petioles very slender, 6-8 mm. long; blades narrowly obovate, 5 cm. 

 long or less, rounded at the apex, cuneate-narrowed at the base; fruiting pedi- 

 cels about 0.5 mm. long; fruit very juicy, oblong-obovoid, twice as long as thick, 

 claret-red, truncate at the top; anthocarp 7-8 mm. long, 2 mm. thick. 



Coppices and scrub-lands, New Providence and Inagua. Endemic. Specimens 

 from Cat Island, Conception, Acklin's and Fortune Islands, showing foliage only, 

 are doubtfully referred to this species. BRACE'S BLOLLY. 



5. PISONIA L. Sp. PI. 1026. 1753. 



Woody vines, shrubs or trees, with broad entire opposite leaves, and small, 

 mostly dioecious, bracteolate, cymose or panicled flowers. Calyx-limb 5-toothed 

 or 5-lobed. Stamens 610; filaments filiform, connate below into a tube or 

 ring; anthers exserted. Ovary sessile; style slender; stigma capitellate. 

 Anthocarp coriaceous, linear or clavate, bearing stalked or sessile glands in 

 rows, enclosing the elongated utricle. [Commemorates William Piso, a physi- 

 cian of Leyden, who travelled in Brazil, and died in 1648.] Twenty species or 

 more, of tropical and subtropical distribution. Type species: Pisonia 

 aculeata L. 



Climbing vine with hooked prickles ; anthocarp with rows of 



stalked glands along its whole length. 1. P. aculeata. 



Shrub or small unarmed tree ; anthocarp with rows of stalked 



glands near its summit. 2. P. rotundata. 



1. Pisonia aculeata L. Sp. PI. 1026. 1753. 



A climbing woody vine sometimes 10 m. long, armed with hooked oppo- 

 site prickles. Leaves ovate to elliptic, rather thin, 2.5-10 cm., long, glabrous, 

 acute, obtuse or short-acuminate at the apex, cuneate or narrowed at the base, 

 the petioles 1-4 cm. long; cymes many -flowered, pubescent; fruit clavate, 

 slender-pedicelled, 8-10 mm. long, 10-ridged, with 5 rows of glands from base 

 to apex. 



Coppices and scrub-lands, New Providence : Florida ; West Indies and conti- 

 nental tropical America ; Philippine Islands. COCK-SPUR. HOLD-BACK. PULL-BACK. 



