414 ROSACEAE 



12. P glabrata (Lehm.) Rydb. Stems slender, 4-6 dm. high; leaflets 



2-5 cm. lon^ oblanccolate or obovate-oblanceoJate, glabrous except the veins 



beneath, cut-toothed about halfway to the midrib: hypanthium strigose; bract- 



ets hnear or hnear-lanecolate 3-4 mm. long; sepals ovate, acuminate, 5-7 mm. 



long petals obcordate, slightly exceeding the sepals. Valleys: Ore.— Wash.— 



w Wyo. bubniont. Je-Jl. 



obnl^;/; ^tf '^ ^^?^-o f^*"™ ^T^l^' er«^^t. 4-7 dm. high, hirsute; leaflets 

 obovate to oblanceolate, 3-10 cm. long, coarsely and rather densely pubescent 



SL^.A^5S&.t?. T;JS ^l{!L?b-^^te, 7-8 mm. long. Meado.!! 



\^X{>. 7' ^^f ^^'^a^Rydb. Stem low, 1-2 dm. high, densely white silky-strigose ; 

 iwf fl ' t^'^'t*^ '" ""Vtl'n.P. 2-4 cm. long, rather thick, deeply incised oi^ 

 olate m^W^T* \^''^■ '^ diameter; hypanthium white-silky; bractlets lanc^ 



vellow nb^nSnf^"' *'?^.^/^' ^"^^^ ^'^&' ^''"^^ ^'•'^ about 5 mm. long; petals 

 Suhmont 11 ' "" exceedmg the sepals. Dry places: Nev.-s Utah. 



bni^'.rL-fift^R'' ^7^^- ^,^^« ^~^o ^™- ^'Sh' ascending or decumbent at tlie 

 ^;eeAS .nnl7'?v^"''= leaflets 3-4 cm. long, elliptic-ovate or oblanceolate, 

 half to^woTS f ^''''^' M -K^-' ,t°n^™t«se and silky beneath, dissected one- 

 W tn^knw *^^^.™i^"b ^Jito oblong acute divisions; bractlets 2-3 mm. 



it .^i .v£f ^- vf' '''''"i '""^Tv^T^' ^^^ ?^"^- ^o^S; petals broadly obcordate, sUghtlv if 

 at all exceeding the sepals. Mountains: Mont. -Wyo.-Utah. Submoni. Je-Au. 



16. P. Bakeri Rvdb. 



decumbent 



Inn^pK' V„V=„fQ- i..„fl V \.^ i . „ - ^ '' "^^^^''^^J uecumuent; at me Dase, 



Sussed slk^o^W^l-?^'"'''^ ^:^ """t- ^™^' «t™^gly reined, coarsely ap^ 



firmidrb^nt. nKl ""' and tomentose beneath, cleft about th;ee-fourths to 

 brLd in fru V br^nl^^' v'^'^^'f °'" ?H*"'^b divisions; hypanthium 5-6 mm. 

 lonj as t£ oi nl nli'''1'''"^''T?^^^*^' ^bout 3 mm. long and about half as 

 ns the senak Mm,T- ""if ''^^^V^'^P^^'^P^*^^ obcordate, a httle exceed- 

 \fl>, iT't ^'^^"tam valleys: Wyo.-Colo.-e Calif.-Ida. SuhmonL- 



Mont, Je-Au. 



or rardv'hW? Inflpf ^^ '^''- Stem slender 3-4 dm. high, finely silky-strigose 

 ?omSosi ben^Jflf 1 ^"^f'^f^f'^^y on both sides and sometimes shghtlv 

 seStents hvnnn?H ;. ''*^' 1''?/^' Peotmately divided into oblong or Ihiear 

 ■ lanceolate shSr tZ. ?h^T^^:?.''Y '" ^r"* ^^ ™™- b^oad; bractlets Unear- 

 S Sm lon^ nr. .1 ^"^ broadly lanceolate sepals; petals yellow, obcordate, 

 1 « -D ' ^ ^ ■ ^-tah— Wyo.-n Ariz. Son.—SnbmonL My-Jl. 



woolly- i;aflp???**^^L^['^''- .^tem stout, 3-5 dm. high, hirsute-strigose and 

 Wpolkte dilL T' ''?^' ^.'f «^ted to near the midrib into hnear or linear- 

 hvnan hhim n^n^^^^ «°°''^'' villous above, densely white-tomentose beneath : 

 the ovate^anceoW «^^ ^V^'*'^.*' linear-lanceolate, usually equalling 



C.m.-n-WyT~Mtl.'^^^^^^^^^ ^^'^b- Meadows: B.C.'-u 



&Srartnt;tl "t.^^r^rJ/.t^ff. °bes; hypanthium, silky-viUous ; 



senals- cornlla 10-19 ty^tt. ;^ ^;^^T 1 V *-^f"^^^gi^^ar-ianceolate acuminate 



