258 RHAMXACEAE. 



as long as the petioles or shorter ; ealyx-lobes acute ; petals hooded, shorter than 

 the calyx-lobes j style slender; fruit globose, orange-red, 8-10 mm. in diameter. 



Rocky scrub-lands and coppices, Andros, Mangrove Cay, New Providence, Eleu- 

 thera, Cat Island, Long Island and Grand Turk : — ^Florida ; Cuba to Anegada and 

 to Martinique ; Jamaica. Smooth Snake-bark. Catesby, 1 : itl. 10. 



2. Colubrina cubensis (Jacq.) Brongn. Ann. Sci. Nat. I. 10: 369. 1827. 



Bhamnus cuhensis Jacq. Enum. 16. 1760. 

 Ceanothiis cubensis Lam. Tabl. Encyc. 2: 90. 1797. 



A shrub or a small tree up to 5 m. high, the twigs, leaves, and inflorescence 

 densely velvety-pubescent. Leaves oblong or elliptic, 4-10 cm, long, 1-5 cm. 

 wide, rather thick, rounded or acute at the apex, rounded or obtuse at the 

 base, strongly pinnately veined, the petioles 5-15 mm. long; flower-clusters 

 peduncled, longer than the petioles; pedicels 4-9 mm. long; calyx densely 

 pubescent, its lobes triangular-ovate, acute, about 2 mm. long; petals yellow, 

 about as long as the ealyx-lobes; fruit globose, about 7 mm. in diameter. 



Scrub-lands, Andros, near Nicoll's Town : — Florida ; Cuba ; Hispaniola. Cuban 



SXAKE-BAEK. 



3. Colubrina colubrina (Jacq.) Millsp. Field Mus. Bot. 2: 69. 1900. 



Hhammis coluhrimis Jacq. Enum. 16. 1760. 



Colubrina ferruginosa Brongn. Ann. Sci. Nat. I. 10: 369. 1827. 



?Celastrus ovata Hill, Veg. Syst. 13: 62, pi. 12. 1768. 



A shrub or tree, 8 m. high or less, or in Jamaica sometimes forming a tree 

 up to 15 m. high, the twigs and young leaves brownish tomentulose. Leaves 

 ovate to elliptic, subcoriaceous, 5-10 cm. long, obtusish, acute or short-acumi- 

 nate at the apex, rounded or subcordate at the base, the pubescent petioles 

 5-20 mm. long, the upper surface glabrous when mature, the under surface 

 permanently tomentulose; flower-clusters pubescent, mostly shorter than the 

 petioles; calyx-lobes ovate, obtuse; petals spatulate, yellow, shorter than the 

 calyx-lobes, notched; fruit obovoid-globose, 8-9 mm. in diameter, nearly black. 



Rocky coppices, scrub-lands and pine-lands, Abaco, Great Bahama, Andros, Green 

 Cay, New Providence, Cat Island, Rum Cay, Great Exuma, Long Island, Great 

 Ragged Island, Acklin's. Mariguana, Inagua, Anguilla Isles, Cay Sal and Grand 

 Turk : — Florida ; Cuba to Virgin Gorda, St. Croix and Saba ; Barbadoes ; Jamaica ; 

 Cayman Islands. Common Snake-bark. Bitters. 



5. GOUANIA Jacq. Stirp. Sel. Am. 263. 1763. 



Woody vines, climbing by tendrils, with alternate petioled broad leaves, 

 and small polygamous flowers in panicled spikes or narrow racemes. Calyx 

 obconic, with 5 spreading lobes. Disk 5-angled or 5-horned. Petals 5, hooded. 

 Stamens 5, short. Ovary immersed in the disk, 3-celled; ovules 1 in each 

 cavity; styles 3, united at the base; stigmas very small. Fruit dry, 3-winged, 

 separating into 3 nutlets. Seeds shining. [Commemorates Antoine Gouan, 

 1733-1821, professor in Montpellier.] Type species: Gouania tomentosa Jacq. 



1. Gouania lupuloides (L.) Urban, Symb. Ant. 4: 378. 1910. 



Banisteria lupuloides L. Sp. PI. 427. 1753. 

 Gouania domingensis L. Sp. PI. ed. 2, 1663. 1763. 

 Gouania glabra Jacq. Stirp. Sel. Am. 264. 1763. 



A woody vine, sometimes 7 m. long, climbing by coiled tendrils, the 

 branches glabrous below, loosely pubescent above. Leaves ovate to elliptic, 

 thin, 3-9 cm. long, glabrous or sparingly pubescent, serrate with blunt teeth, 



