STANDLEY TBEES AND SHRUBS OF MEXICO. 1071 



dolle's description was based upon one of Sesse and Mocino's plates,^ which 

 illustrates a plant agreeing well with Maieta setosa except that the bristles 

 of the stem are ascending rather than recurved. 



20. CLIDEMIA D. Don, Mem. Wern. Soc. 4: 306. 1823. 



Shrubs, densely hairy; leaves petiolate, 3 to 7-nerved; entire or dentate? 

 flowers 4 to 6-parted, small, variously arranged ; calyx tube urceolate, the 

 lobes short or elongate, interior lobes often developed within the outer lobes ; 

 petals oblong or obovate, obtuse ; stamens equal or nearly so ; fruit a small 

 berry. 



Flowers 4-parted, glomerate in the axils and sessile 1. C. rubra. 



Flowers 5-parted, spicate, cymose, or paniculate, usually pedicellate. 



Flowers spicate 2. C. dependens. 



Flowers cymose or paniculate. 



Interior calyx lobes well developed, 1 mm. long or longer. 



3. C. cMnantlana. 

 Interior calyx lobes obsolete. 



Lobes of the calyx much shorter than the tube 4. C. deppeana. 



Lobes of the calyx about as long as the tube. 

 Hairs of the calyx conspicuously dilated below and stellate; cymes 



long-pedunculate 5. C. laxiflora. 



Hairs of the calyx slender, simple; cymes usually sessile or short- 

 pedunculate. 



Leaves broadly rounded or subcordate at base 6. C. hirta. 



Leaves merely obtuse at base. 



Leaves entire or obscurely crenulate 7. C. dentata. 



Leaves duplicate-serrulate 8. C. naudiniana. 



1. Clidemia rubra (Aubl.) Mart. Nov. Gen. & Sp. 3: 1.52. 1832. 

 Melastoma riibrum Aubl. PI. Guian. 416. pi. 161. 1775. 

 Sagraea ruhra Triana, Trans. Linn. Soc. Bot. 28: 137. 1871. 

 Guerrero to Oaxaca and Veracruz. Central and South America. 



Shrub, 1 meter high ; leaves elliptic to ovate-oblong, 5 to 10 cm. long, acute, 

 rounded at base, densely setose-pilose, 5-nerved; calyx tube 3 to 4 mm. long, 

 the lobes 1.5 mm. long; petals red or pink, 3 to 5 mm. long; fruit black, 4 

 to 5 mm. in diameter. 



2. Clidemia dependens D. Don, Mem. Wern. Soc. 4: 307. 1823. 

 Melastoma spicatum Aubl. PI. Guian. 423. pi. 165. 1775. 



Clidemia spicata DC. Prodr. 3: 159. 1828. Not C. spicata D. Don, 1823. 



MichoacS-n to Oaxaca and Veracruz. West Indies; Central and South 

 America. 



Shrub, 0.5 to 2 meters high, densely setose and stellate-tomentose ; leaves 

 ovate or oblong-ovate, 6 to 18 cm. long, acuminate, rounded or subcordate at 

 base, duplicate-dentate, 5 or 7-nerved, setulose; flowers verticillate in th* 

 spikes ; calyx tube 3 mm. long, the outer lobes 3 to 4 mm. long ; petals 4 mm. 

 long, greenish white or pink ; fruit blue-black, edible. 



3. Clidemia chinantlana (Naud.) Triana, Trans. Linn. Soc. Bot. 28: 135. 1871.' 

 Staphidium cliinantlanum Naud. Ann. Sci. Nat. III. 17: 318. 1852. 



Type from Chinantla, Oaxaca. 



Leaves ovate, 10 to 15 cm. long, 5 to 8 cm. wide, acuminate, rounded or 

 subcordate at base, 7-nerved, denticulate, hirtellous above ; panicles pyramidal. 



' DC. Calq. Dess. Tl. Mex. pi. 336. 



