PART 111. AKliOULTUM AND PItUTICKTUM. 255? 



thinks the same as S. argentea. There is also a plant named S. tauricn, 

 a very distinct upright species, which flowers sooner than any other 

 of the genus; and there are two species from the Himalayas, which 

 are without names." 



Sect. III. POTENTI'LLEJE. 



JHubus. Page 735., after line 12. introduce: 



" The Fungi on the different kinds of bramble are : Peziza plagopus 

 Wormsk., on /Zubus triflorus ; P. clandestina Butt. P. rufo-olivacea A. et F. ; 

 Sphae N ria rostellata Fr., also on roses; S. clypeata Nees, S. callimorpha 

 Mont., S. Chamaemori Fr. ; Dothidea impressa Fr. t on living leaves of 

 R. Chamaemorus ; D. Chaetomium Fr., on leaves ; Phacidium .Rubi Fr., also 

 on leaves; P. rugosum Fr., Hysterium JZtibi Pers., Excfpu'la Rubi Fr., 

 Leptostroma ?pirae v ae Fr., Diderma depressum Fr., Physarum flavum Fr. 

 On the leaves grow Aregma bulbosum Fr., A. acuminatum Fr. t Uredo J?u- 

 borum Dec., U. interstitialis Schlecht., U. gyrosa Reb., Sclerotium .Rubi 

 Carm.; and on the leaves of J?ubus strigosus >v ^ 2454 



./Ecidium nitens Schwein. M. J. ." 

 R. idce^us. 737., to the list of Engravings, add: " and 



our fig. 2454." 



R. fruticosits L. 742., at the end of the para- 

 graph headed " R. f. 4 Jlore roseo pleno" 

 for " but we have not seen it," &c., substi- 

 tute, " and there are plants in the Horticul- 

 tural Society's Garden." 



Potentilla fruticosa. Varieties. 748., to the para- 

 graph headed, in the preceding page, " P. 

 f. 2 dahiirica" add : " There are plants in 

 the Horticultural Society's Garden and in the Epsom Nursery. 

 It is a much smaller plant than the species, and has smaller leaves." 

 To the paragraph beginning "P./. 3 tenuiloba" add : " There are plants in 

 the Horticultural Society's Garden, under the name of P. floribunda." 

 748 .insert : 



"GENUS X. a. 



COWA V N7J D. Don. THE COWANIA. Lin. Syst. Icosandria Polygynia. 



Identification. D. Don in Swt. Brit. Fl.-Gard., 2d. ser., t. 400. 



Gen. Char., $c. Calyx 5-cleft. Petals 5. Ovaries 514. Ovule erect. Styles 



terminal, continuous. Achenia awned with the plumose persistent styles. 



Embryo erect. Evergreen, leafy, much -branched shrubs ; natives of Mexico. 



Leaves lobed, coriaceous. Stipules adherent. Flowers terminal, solitary, 



almost sessile ; red, and very handsome. (D. Don.) 



" j* 1. COWA V NJ^ PLICA V TA D. Don. The laited-feflt><?d Cowania. 



Identification. Don in Sweet's British Flower-Garden, t. 400. ; Gard. Mag., 13. p. 452. 

 Engravings. Swt. Brit. FL-Gard., t. 400. ; and our Jig. 2455. 



Spec. Char., $c. Leaves wedged-shaped, oblong, pinnatifid, plaited. Ovaries, 

 14. (D. Don.*) A rigid, evergreen, decumbent, much-branched shrub 

 about 2 ft. high, and furnished with a dark brown bark. Branches copiously 

 clothed with stalked glands ; scaly below, from the remains of past leaves. 

 Leaves cuneately oblong, pinnatifid, plicate, in. or more in length ; dark 

 green, minutely glandular, and shining above ; white and downy beneath 

 with adpressed cottony pubescence : the nerves prominent : lobes varying 



