182 NORTH AMERICAN FLORA [Volume 25 



convex, suboblique ; carpels nearly round, compressed, keeled, impressed-punctate ; 

 follicles globose or subglobose, sessile, 3-4 mm. long, obliquely apiculate, dehiscing to the 

 base, slightly wrinkled ; seed subglobose, nearly terete, black, shining, 2.2-3 mm. long, 

 2-3 mm. broad. 



Type locality : Cabana, near Havana, Cuba. 



Distribution : Coastal thickets and hillsides, Cuba. 



4. Zanthoxylum Shaferi P. Wilson, sp. now 

 A glabrous shrub, about 1 m. high, with grayish unarmed branches ; leaves odd-pinnate ; 

 petioles and rachis unarmed, wingless, or with thick, narrow wing-like margins ; leaflets 3 

 or 5, obovate, opposite, sessile or petioluled, 1.5-3 cm. long, 0.7-1.2 cm. broad, emarginate, 

 cuneate and equilateral at the base, coriaceous, entire, the margin becoming revolute in 

 drying; glands of the leaflets large, marginal, close together, and forming a conspicuous 

 row, or scattered over the lower surface and on the midrib ; staminate flowers ( undeveloped) : 

 sepals 3, triangular, bearing a prominent elevated gland on the back near the apex ; petals 

 3, elliptic; stamens 3 ; ovary abortive ; pistillate flowers (undeveloped): sepals triangular, 

 bearing a prominent gland on t the back near the apex ; petals elliptic to nearly oval ; 

 gj'noecium 1-carpellary ; ovary sessile; follicles globose or subglobose, sessile, 4.5-6 mm 

 long, 4.5-5.5 mm. broad, the surface bearing large, elevated or depressed glands; seeds 

 ellipsoid or subglobose, 3.5-4.S mm. long, 3-4 mm. broad, black, shining. 



Type collected at Camp La Gloria, south of Sierra Moa, Oriente, Cuba, December 28, 1910, J. 

 A . Shafer 8184 (in fruit) (herb. N. Y. Bot. Gard.) ; also collected along trail, Camp La Barga (450 

 meters altitude) to Camp San Benito (900 meters altitude), Oriente, Cuba, February 22-26, 1910, 

 /. A. Shafer 4033 (in immature flower). 



Distribution : Mountains of Oriente, Cuba. 



5. Zauthoxylum punctatum Vahl ; West, Bidr. St. Croix 310. 1793. 



Fagara trifoliala Sw. Prodr. 33. 178S. 



ZanthoA Vlum ternatum Sw. Fl. Ind. Occ. 1 : 570. 1797. 



Faerara 'lernala DC. Prodr. 1: 725. 1824. 



Tobinia iernaia Hamilt. Prodr. 57. 1825. 



Tobinia punctata Griseb. Fl. Brit. W. Ind. 137. 1859. 



Zanthoxylum trifoliaium Krug& Urban ; Urban, Bot. Jahrb. 21 : 584, as synonym. 1896. Not Z. 



trifoliatttm L- 1753. 



A shrub or small tree 2-8 m. high, the flowering branches and their leaves usually 

 unarmed, the sterile branches with petioles, rachis and midrib of the under surface of the 

 leaflets nearly always armed with straight, slender, brownish prickles ; leaves odd-pinnate 

 or occasionally equally pinnate ; leaflets 2-7, commonly 3, or sometimes 9-19 on leaves 

 of the sterile branches, broadly obovate to elliptic-lanceolate, 2-S cm. long, 1-4 cm. 

 broad, emarginate, rounded, acute, or short-acuminate at the apex, acute to cuneate at the 

 base, lustrous above, paler beneath, the margin minutely crenulate, the glands of the lower 

 surface elevated or depressed, brownish or blackish and opaque, those bordering the margin 

 at the base of the crenatures sometimes pellucid ; petioles and rachis grooved ; inflorescence 

 axillary, short ; staminate flowers : calyx about 1 mm. broad ; sepals 3, semiorbicular to tri- 

 angular-ovate, 0.4-0.7 mm. long, obtuse or acute, the margin denticulate or entire ; petals 3, 

 elliptic to orbicular-ovate, 1.7-2.5 mm. long, 1-2.2 mm. broad, white or yellowish-white ; 

 stamens 3 ; anthers ovate to nearly orbicular ; pistillate flowers : staminodes wanting ; 

 gynoecium 2-carpellary ; follicles 1 or 2, globose or subglobose, 3.5-4.5 mm. long, 3-3.8 mm. 

 broad, apiculate, brown, the surface somewhat wrinkled and more or less glandular-tuber - 

 culate or glandular-impressed; seeds globose-reniforrn, 2.9-3.2 mm. long, 2.2-2.7 mm. 

 broad, obsoletely keeled on the back, black, shining. 



Type locality : St. Croix. 



Distribution: Santo Domingo to Trinidad ; (Jamaica?). 



6. Zanthoxylum thomasianum Krug & Urban (; Urban, Bot. 

 Jahrb. 12: 583, as synonym. 1896). 



Fagara tliomasiana Krug & Urban ; Urban, Bot. Jahrb. 21 : 583. 1896. 



A shrub; young branches minutely papillose, in drying angled; flowering branches and 

 leaves prickly ; prickles at the base of the petioles paired, stipular, solitary or wanting, 



