('Ol'LTKK AND liOSK — NoKTII AMKKU AN UMHKLLIKKUAK. 



115 



I'l'oliite. 

 Itnivcs 



j; fruit 

 tissui'ul 



\)lum- 

 Uithern 





S/nriiiiiiix cniiiiiiiiil: \V<' cite l>iit few of tlic vcfy iiiiiiici-inis s|it'ciiii('iis uf lliis ruiniiKiii 

 mill wiiit'ly •lif'trilxitcil Mpccirs. 

 Nk\vki)|-ni)I,am>: U'liithniiriic, liohln.iiHi A' Sclnnd- -\-, (iridlMT !•'>, lH!t4. 

 Vkk.munt: HariH't, lihiiirhiuil, Au^'iist L'a, IHH4. 

 MASsArursiriTs: \V(■^Jt t^iiincy, Ihinir, Jiiiit' L'H, 18!M). 

 ('oNNiocrici t: Ilridgcjiort, I'miiu's, May 2, ISit"). 

 Nkw Youk: Itliaca, Corllli', Auj^ust 20, IHHTi. 

 I'knnsvi.vania: UarriMl)iiiV', Snuill, July L'S, 1S8K. 



liisTHKT OK ('oi.f.MiiiA: (ircat Kails (if tlic I'otnmac, I'ollunl KtT, April 27, 1.S95. 

 Vihcima: Smyth (ininty, SukiII, July 2"), l.Sl(2. 

 ()iii(»: Lnraiu Comity, liifkxirkir. August 10, 1S94. 

 Indiana: l.akt' Comity, ruilmrli, August 20, 18!»H. 

 Miciihian: Near Agricultural ColU'gi', Wlirflt'i; in 1S02. 

 Wisconsin: ("amj) Douglas, Mianis, August 15, 18iH. 

 .Missoi'iu: Jackson County, />/(,s7( 252, August 22, IStXi. 

 Iowa: l-ayi'ttc County, Fnil.- 4W, August, lSi»4. 

 Misnksota: Fort Snclling, McnniK, September I, I SOI. 

 Sol 111 DvKo'rA: Ilrookiiigs, I'linrnhir, August 25, ISOIJ. 

 Nkhuaska: (iraiit Comity, Hi/dhi'i-f/ 1015, July .'!, ISOii. 

 ('oi.oKAi)o: San Luis Valley, ir(;//"7.S0, Septeiulier, l.H7."5. 

 WvoMiNo; Yellowstone I'ark, Hiidlnnj 4001, August W, 1897; Laramie River, 



Albany County, Schon 4281, September 15, 1807; Jacksoiis Lake, .1. \- K. 



Xclxdii 0551, August 18, 1890. 

 Montana: (ireat Falls, n'*7//a/H» 374, July 22, 1880; Fast (iallutin, FIdiIiikih iiHTy, 



July 24, 1890. 

 IhAiio: Lake Pend Oreille, Liihinj 087, August, ISttl; Mini Laki', Kootenai 



County, Soiidlnnj 7:5.8, July 25, 1892. 

 I'rAii; Ogden, Tnirij 488. August 4, 1887; Marysvale, .Toik'x 5974, Sejitenibi'r 1, 



1894. 

 Nkvada: Ruby Valley, MV^^wM 448, July, 1808. 



Cai.ifoknia: Siskiyou and IMunias counties, llraini, July-August, 1897. 

 OuiciioN: Crook County, Jjtihi'iy 828, August 27, 1894; Drews Valley, VoviUe ifc 



Lcihi-ry 157, August 2, 1890. 

 WAsiiiNciToN: Seattle, Pi/ni; Augu.st, 1888. 

 r'.KiTisii Coi.i'miua: Near Westminster, Mdcoim 802, August 28,1898; near Lake 



Sliawnigan, Vancouver Island, ('(oihij 94, August 16, 1897. 

 <iKKAT Slavk Lake: Kt'iiiiicoll, in 1801-02. 



2. Sium carsonii Diu-and. in (xi'ay's Man. cd. 5. l!>6. 18t)7. 



^Vetlk. ;] to ♦> dm. iiioh; loatiets 1 to ti paii'8, linear to lanceolate, 

 sliaijiiy serrate, 2.5 to 5 em. lonjj; when .suhmer.sed or Hoatinjf very 

 thill, ovate to oblong, usually laeiniate-toothed or di.ssected, the leaf 

 soiiietinie.s ivdueed to the terminal leaflet; inubel fewer (1() to 15)- 

 niyed; rays about :i.5 em. lonj;; pedicels 2 to ti mm. lonj?; fruit 

 sMi;iller. al)out 2 nun. long, with less prominent ri))s; oil tubes 2 to 4 

 on the eonmiis.sural side. 

 Type locality, "Penn.sylvania, around the Pocono Mountain." 

 ill streams, Maine to Pennsylvsmia: also in Minnesota. 



^'/"'■u//('//.s e.ianiiiied: 



MAssAciirsKrrs: Ashland, Whtrlcr, July, 1888. 

 Connkctici't: Trumliull, l\<(tiii'x, SeptiMuber 2, ISO.'). 



