PKVNcs. iCOSANDRIA. MONOGYNIA. ^69 



IIab. In rocky hills and on mountains. June. Canada to Penn 

 sylvania. 



5. P. nigra A i t. : umbels sessile, solitary, few-flowered ; 

 leaves deciduous, ovate, acuminate, unequally and acutely 

 serrate, smooth on both sides ; petiole v/ith 2 glands. A i t. 

 k'eiv. 11. p. 165. IVilld. Spp.c. 11. p. 993. B'H. Mug. 

 1117. Pursh Fl I. p. 331. 



A shrub 6 — 8 feet high, with smooth dark red branches. Leaves 

 oblong-ovate, conspicuously acuminate, erosely denticulate or 

 serrate. Umbels sessile, 3— 4-flowered; fitdiccU smooth, 

 scarcely an inch long. Petals broadly obovate. Fruit . . . 



Hab. On mountains. In the Highlands of New-York, and in 

 many parts of New-England. June. 



G.r.pygmoia W ill d. : umbels sessile, few-flowered; 

 leaves ovate, acute, smooth on each side, acutely serrate, with 

 2 glands at the base. Willd, Spec. 11. p. 993. Pursh Fl. 

 I. p. 331. 



A shrub 3—4 feet high, unarmed. Leaves ovate-elliptical, ra- 

 ther acute, attenuated at the base. Umbels sessile, 4 — 5- 

 flowered, crowded. Fruit the size of a large pea, black, of 

 indifferent taste. Willd. 



Hab. In the western parts of Pennsylvania. Purs h. In New- 

 England and New York. Mu h ten berg, 



7. P. pnhe-icens Ph. : umbels sessile, aggregated, few- 

 flowered ; peduncles and calyx pubescent ; leaves shor(-ova), 

 serrulate ; drupe spherical. Purs h Fl. I. p. 331. P. 

 sphcBrocurpa M i c h. FL I. p. 284. 



A shrub 2—3 teet high, straggling, and often prostrate ; smaller 

 branches pubescent. Leaves about an inch and a half long, 

 in the adult state quite smooth, sometimes with the 2 lowest 

 serratiires glandulous. Flowers appearing in great profusion 

 before the leaves are expanded. Frujt about half an inch in 

 diameter, pale brownish-purple, glaucous, acid and astringent. 



JIab. On the sea-coast of Long-Island ; particularly abundant 

 about New-Utrecht, and on a sand-hill near Flusliing, In the 

 western parts of Pennsylvania, on the borders of lakes. 

 Pursh. On the sea-coast of New-England. Michaux. 



Sand-c/ierries. 



P 



May. 



The name given to this species by Michaux is changed, 

 there being a P. sfili trocar fia previously established by 

 Sw ar t z. 



8. P. pnmila L. : umbels aggregated, sessile, few-flower- 

 ed ; ralvx acute; branches virgate, terete: leaves narrow, 

 janceolate, serrate above, pale beneath. W il I d. Sptc. II. 

 p. 990. Pursh Fl. I. p. 331. 



A shrub 2—3 feet high, with straggling verrucose branches. 



