578 
60. DRYADE7E. 
PL ex. cal. 
Cal. bracteated; stam. 5; petals minute; 
akenia on a dry receptacle .......... SibbALDia. 355. 
Cal. bracteated; stam. many; 
akenia many, on a dry receptacle Potentilla. 356. 
Cal. bracteated ; stam. many ; 
akenia spread over a fleshy receptacle . . Fragraria. 357. 
I. 353. DRYAS. Linnaeus. Mount ain-avens. 
Calyx 8 or 9-parted, naked ; tube rather concave ; petals 8 
or 9 ; stamens many ; ovaries headed ; style terminal ; ake - 
nium tailed, feathered ; seed ascending. 
Dry as chamcedrifolia. Germander mauntain-avens . 
Leaves serrated. 
Caryophyllata alpina chamaedryos folio, Raii Syn. 253,4. 
Teucrium alpinum cisti flore, Ger.em. 659. 
Chamaedrys spuria montana cisti flore, Park . 106. 
Dryas octopetala, Lin. S. P. 717. 
Dryas octopetala chamasdrifolia, Persoon Syn. 1, 57. 
Dryas alpina, Salisb. Prod. 
Stony alpine pastures ; perennial ; July and August. 
Stem decumbent, woody ; leaves ovate, rather revolute ; 
above bald, shining; beneath white, tomentose; peduncles 
1-flowered, solitary, long, upright; flower white, large; 
calyx hairy. 
II. 354. GEUM. Pliny. Herl-hennet. 
Calyx-tuhe concave ; limb 5-parted, bracteated ; petals 5 ; 
stamens many; ovaries headed, on a dry, cylindrical re- 
ceptacle ; style terminal, kneed, jointed ; upper joint dis- 
similar; akenium headed, tailed ; seed ascending. 
1. Geum urbanum. Town herl-hennet. 
Root-leaves lyrate, pinnate ; stem-leaves ternate ; stipules 
rounded, cut flowers upright ; akenium-aiun hooked, naked. 
Caryophyllata, Raii Syn. 253, 1 ; Ger. em. 994, 1. 
Caryophyllata vulgaris, Park. 136. 
Geum urbanum, Lin. S. P. 716. 
Geum urbanum caryophyllatum, Persoon Syn. 1,57. 
Geum sordidum, Salisb. Prod. 
Common awns. Herb-bennet. 
Woods and hedges ; perennial ; May to August. 
Root woody; stem branched at top; leaflets cut, ser- 
rated, hairy ; flowers terminal, solitary, yellow ; petals 
