146 ICOSANDRL\ POLYGYNIA. Geum. 



ing, branched. Leaves almost stalkless. Stipulas cut. 

 E. B. 863. C. 5. 35. Tormentilla. G. E. 992. 

 Potentilla Tormentilla, Sb. l62. 



Barren pastures, heaths, bushy places. 



Per. June. 



Root very large, woody. Stems slender, weak, ^virJ', often trail- 

 ing, leafy, round. Ls. in threes, deeply saw-toothed. F"/.- 

 stalks, long, hair-like, solitary, opposite to the Is. Cal. segments 

 egg-shaped, alternately smaller. Pet. inversely heart-shaped, 

 yellow. FL occasionally oi five pet., and ten cal., segments. 

 Plant eminently astringent. 



T. reptans. Trailing T. Stem prostrate, scarcely 

 branched. Leaves stalked. Stipulas undivided. E. 

 B. 864. Potentilla procumbens. Sb. 162. 



Hedges, borders of fields. 

 Per. June. 



Root small, slender. Stems one, or two ; eighteen to twenty 

 inches, not rooting. Plant hairy, light-green. Ls. root-ones in 

 fives, long-stalked : stem-Is. in threes, stalks shorter, all inversely 

 egg-shaped, deeply saw-toothed. Floral-Is. stalkless, narrow, 

 nearly entire. Fl. bright-yellow, twice as large as those of 

 Tormentilla officinalis, the stalks long, hair-like, opposite to the 

 Is. Stem sometimes not simple. 



The term, reptans, or creeping, does not accord with the not- 

 rooting, trailing stem of this species. 



GEUM. Avens. 



G. urhanum. Common A. Herb Bennet.^ Stem 

 leaves three-lobed, root- ones somewhat lyre-shaped. 

 Stipulas rounded, cut. Flowers nearly upright. Styles 

 naked. E. B. 1400. C. 2. SQ. Caryophyllata. 

 G. E. 994. 



Woods, shady, dry hedges, thiclxets. 



Per. June. 



Root fibrous, blackish. Stem upright, two f, round, panicled, 



leafy. Ls. lobed, cut. FL terminal, solitary, yelloM^, pet.^ 



mostly shorter than the cal. Seeds downy, awns brown, or 



purplish, hooked. 



Root astringent, slightly aromatic. 



G. rivdle. Water A. Root leaves interruptedly winged, 

 somewhat lyre-shaped. Stipulas egg-shaped, acute, 

 cut. Flowers drooping. Styles hairy above the curva- 



' After St. Benedict? 



