38 MEMOIRS FEOM THE DEPARTMENT OF BOTANY OF COLUMBIA UNIVERSITY 



9. Potentilla reptans L. 



PofentlUa reptans L. Sp. PI. 499, 1753 ; Ed. 2 : 714, 1762 ; Dieterich, Pflanz. Ed. 2 : 92 ; Ait. 

 Hort. Kew. 2 : 216 ; Poir. in Lam. Enc. Meth. 5 : 595 ; Ait. Hort. Kew. Ed. 2, 3 : 278 ; ISTestler, 

 Mou. Pot. 28 and 66 ; Haller, Sj^n. Pot. 54 ; Lehm. Men. 27 and 144 ; DC. Prod. 2 : 574 ; Sprengel, 

 Syst. Yeg. 2 : 538 ; Ledeb. Fl. Ross. 2 : 52 ; Lehm. Eev. Pot. 183 ; Lange, Consp. El. Groenl. 6 ; 

 Don, Gard. Diet. 2 : 552 ; Dietr. Syu. PI. 3 : 180. 



Eydb. BuU. Torr. Bot. Club, 24 : 10. 



Fragaria reptans Crantz, Inst. 2 : 179. 



Illusteations : Dietr. Fl. Boruss. 3 : pi. 171^ ; Hayne, Artzn. 4 : pi. 33* ; Sturm, .Deutsch. 

 Fl. 91 : pi. 12* ; Eng. Bot. 12 : pi. 862 ; Fl. Dan. 7 : pi. II64. 



Stems from a perennial root, slender, prostrate, slightly strigose or glabrate, often rooting at tbe 

 nodes. Stipules oblong- lanceolate, mostly entire. Leaves digitately 5-foliolate ; leaflets 1-3 cm. long, 

 cuneate, crenate or dentate. Bractlets ovate or elliptic, mucb exceeding the ovate sepals. Otherwise 

 as in P. Canadensis. 



This European species has been collected by Martindale in 1876 on ballast in New Jersey. It 

 differs from F. Canadensis in the creeping and rooting stem, smaller leaves and large ovate or elliptic 

 bractlets, which exceed the sepals. 



10. Potentilla procumbens Sibth. 



Tormentilla reptans L. Sp. PI. 500. 1753. Not F. reptans L. 



L. Sp. PI. Ed. 2 : 716 ; Willd. Sp. PI. 2 : 1112 ; Pers. Syn. PI. 2 : 56 ; Ait. Hort. Kew. Ed. 2, 3 : 

 279 ; Wallr. Linnaea, 14 : 579. 



Fotentilla procumhens ^ihth.. Fl. Oxon. 162. 1794. 



Lehm. Rev. Pot. 179 ; Walp. Ann. 2 : 512. 



Fotent'dla sylvedrk Renault, Fl. Dep. I'Orne, 148. 1804.* 



Potentilla nemoralis Nestler, Mon. Pot. 28 and 65. 1816. 



Lehm. Mon. 27 and 147 ; Ledeb. Fl. Ross. 2 : 51 ; Sprengel, Syst. Veg. 2 : 539 ; Walpers, Rep. 

 2 : 34 ; Torr. & Gray, Fl. ]Sr. Am. 1 : 444 ; Macoun, Cat. Can. PI. 142 ; Wats. Proc. Am. Acad. 

 8 : 563 ; Britton & Brown, lU. Fl. 2 : 216 ; Rydb. Bull. Torr. Bot. Club, 24 : 10. 



Fotentilla tonnentiUoides Meyer ; Tauch. Flora, 2 : 467. 1819.* 



Fotentilla Neumyeriana Tratt. Eos. Mon. 4 : 75. 1823.* Ser. in DC. Prod. 2 : 574. 



Fotentilla Tormentilla nemoralis Seringe, in DC. Prod. 2 : 574. 1825. 



Potentilla Tormentilla procumbens Wend. Fl. Hass. 159. 1846.* 



Fotentilla erecta nemoralis Hampe, Fl. Here. Xo. 665, fide Wallr. Linnaea, 14 : 115. 



Potentilla reptans Willd.; Led. Fl. Ross. 2 : 52. 



Illustrations : Lehm. Mon. pi. 1-3 ; Dietr. Fl. Boruss. 3 : pi. 172* ; Fl. Dan. 11 : pi. 1819* ■ 

 Sturm. Deutsehl. Fl. 92 : pi. 5* ; Eng. Bot. 12 : jA. 864 ; Britton & Brown, 111. Fl. 2 : /. 1936. 



Stems several from a perennial root, prostrate and flagelliform, often rooting at the nodes, glabrate, 

 or sparingly strigose. Stipules narrowly lanceolate and mostly entire. Basal leaves digitately 5- 

 (sometimes 3-) foliolate, the upper 3-foliolate, slightly appressed-hairy or glabrate. Bractlets, sepals 



