320 



ARBORETUM ET FRUTICETUM BRITANNICUM. 



Varieties, according to Seringe, in Dec. Prod. 



M P. f. 2 dahurica Ser. P. dahurica Nestl. Pot. 31. t. 1. ; P. fruticosa 

 (3 Lehm. Pot. 32. Glabrous. Lobes of the 

 leaves 3 5, pinnately cut. Sepals shorter and 

 broader than the bracteoles. Dahuria. In- 

 troduced in 1 824 ; and producing its yellow 

 flowers in July. Plants in the Hort. Soc. 

 Garden, and in the Epsom Nursery. 

 -** P. f. 3 tenuiloba Ser. ; P. fruticosa /3 A T ^/. Pot. 

 30., Lehm. Pot. 32. var. 7; P.floribunda Ph. 

 Fl. Amer. Sept. 1. p. 355, Watson's Dend. 

 Brit. t. 70. ; P. tenuifolia Schlectend. Berl. 

 Mag., according to Lehm. Pot. 32. (Our^g. 

 547.) Sepals and lobes of the leaves nar- 

 row, and with a slight hoary silkiness. North 

 America ; where it is a low-growing shrub, not 

 above 18 in. high. It was also found by Pallas 

 in Siberia. The handsomest variety of the M7 . p. f. t enuiioha. 

 species. 



j* 2. P. GLA^BRA Lodd. The glabrous Potentiila. 



Identification. Lodd. Bot. Cab., t. 914. ; Dec. Prod., 2. p. 584. ; Don's Mill., 2. p. 561. 

 Synonymcs. P. fruticbsa alba Busch, according to Lodd. Bot. Cab., t. 914. 

 Engravings. Lodd. Bot. Cab., t. 914. ; and our Jig. 548. 



Spec. Char., $c. Frutescent. Branches 

 pendulous, purple. Leaves pinnately 

 cut into 5 entire lobes. Flowers ter- 

 minal, white, of the size of those of 

 the wood strawberry (Fragaria vesca). 

 (Dec. Prod.) A beautiful little shrub. 

 Siberia. Height 2ft. to 4ft. Intro- 

 duced in 1818. Flowers white ; June 

 to August. Fruit brown ; ripe in Sep- 

 tember. 



It differs from P. fruticosa in being per- 

 fectly smooth in all its parts, and in having pendulous branches and undulated 

 leaves. It thrives best in a mixture of loam and peat, is of slow growth, 

 and difficult to increase, except by seed. 



** 3. P. SALESO'VI/ Steph. Salesovius's Potentiila. 



Identification. Steph., according to Willd. Enum., p. 552. ; Nestl. Pot 31 ; 



Lehm. Pot, 35. t 1. ; Dec. Prod., 2. p. 583. 

 Engraving. Lehm. Pot., 35. t. 1. ; and our Jig. 549. 



Spec. Char., fyc. Habit resembling that of 6V>marum palustre. 

 Stem suffruticose. Leaves pinnately cut, coriaceous. Lobes 

 oblong, acutely serrate, pubescent above upon the veins, 

 whitely tomentose beneath. Stipules lanceolate, very acute, 

 entire, rather filmy at the edge. Flowers large, white, 

 upon short peduncles, and grouped. Sepals lanceolate, 

 very acute, broad, almost as long as the petals, which are 

 obovate. Bracteoles very narrow, smaller than the sepals. 

 Receptacle lanuginose. (Dec. Prod.) A low shrub. Siberia. 

 Height 1 ft. to 2 ft. Introduced in 1823. Flowers white ; 

 June and July. Fruit brown ; ripe in September. 



M9. P.Salesov 



Comarum palustre L. (Eng. Bot., t. 172.), Potentiila Comarum Scop., a well 

 known British plant, found in boggy soils, with some\\ hat ligneous shoots, and 

 showy flowers of a deep dingy purple, may be added to this order, and may 

 prove useful in particular situations, on the margins of pcnds. 



P. glkbra. 



