-j-g IHJllTULACACE.'E. ClaijtonUi. 



Var. exigua, Ton-. 1. c. Low ; radical leaves narrowly linear or tilitbrm ; the 

 cauline (lialuicl, linear, usually exeecdini^ tlie short ract^nie. — ('. txijua ^ ttntiiifol'm, 

 'Von: & (J ray, l-'l. i. 2U(). 



Abmuliiiit on tlu! wosIitii con.st, laii^'iii)^ liDin Aliiskii to S. ('alil'urniM, luul in the iiitiTior 

 tlirongli Ni:vii<la I" llm Wiilisati'li ami .Sniitlu'iii I'lali. It is iilsn t'oimil iu Ciiliii and Moxico 

 and is naluraliztid in Knn)|Ki. 'IMui lai'jcr luiinH IVuni aliadior tir duniiuT loc.uiitioM liavo nsnally 

 white or palo roso-colorcd llowcrs ; in ihier and more exi)Oscd situations lliey are otten deeijcr- 

 colored. Tlie succulent leaves are in popular use as a potherb. 



2. C. Sibirica, Linn. Stems 6 to \b inches high: radical leaves lanceolate to 

 rhomhic-ovate or nearly orbicular, an inch or two long, long-petioled ; the cauline 

 pair ovate (varying from lanceolate to spatiilate-obovate), sessile, distinct, | to 2 

 inches long : raceme very loose, the flowers un long jjcdicels : petals 2 to 4 lines 

 long, white or rose-colored. — 8inis, lk)t. Mag. t. 2243. C alsinokles, Sims, Lot. 

 Mag. t. 1300. C. Unalaschkcnsis, Fischer. C. asari/olia, Longard. 



In cool woods and swamps, hom Bolinas Bay and Sioini Co. to Alaska. The pedicels are often 

 an inch long or more. 



+- -i- iHtems usually inuidnny, leafy. 

 ++ Leaves opposite. 



3. C. Chamissonis, Lsch. Stems weak and slender, erect or deciunbent, a foot 

 high or often much less, stoloniferous and rooting at the joints : leavers ohlanceolute 

 or spatulato, \ to 1 i inches long : racemes few-llowored, the flowers very variable in 

 size, on slender pedicels ; petals 1 to 4 lines long, white. — Spreng. Syst. i. 790. 

 C. stolnnifera, C. A. Meyer, Mem. Soc. Mosc. vii. 139, t. 3. C. aquatica, Nutt., 

 & C.Jlayellavis, Longard, Torr. & Oray, Fl. i. 201. 



in wet jilaces in the mountains, froni Yosemito Valley to Alaska, and eastward to Colorado. 

 The stolons are iVeipiently l)ulbil'cro\is. 



++ ++ Leaves alternate. 



4. C. parvifolia, Mociuo. Stenis hliform or slender, branching from the base, 

 4 to 10 inches high, erect or ascending : lower leaves clustered, broadly oblanceolate 

 or s[)atulate, an inch long or less ; caidine leaves usually much smaller : racemes 

 loose, few-Howered : petals 2 to 4 lines hmg, rose-cohired. — DC. Prodr. iii. 3()1 ; 

 Torr. & Gray, 1. c. C.JiUcaulis, Dough; Hook. Fl. i. 222, t. 72. 



In shaded moist places among rocks, about Yosemite Valley (Bolander, Gray), Donner Lake 

 {Greene), and noillnvard to Vancouver Island. Tlie most slender of all our species and some- 

 times exceedingly succulent. 



5. C. linearis, Dougl. Stems usually 3 to G inches high, more branching : 

 leaves narrowly linear, 1 io 2 inches long, clasping at l)ase : racemes often secund : 

 sepals very broad, firm and consiiicuous, often ccjlored, 1 to 2| lines long : petals a 

 little longer, white: seeds sharply margined. — Hook. Fh i. 222, t. 71. C. di- 

 chotoma, Nutt. in Torr. & Gray, Fl. i. 202, a reduced form. 



In coof moist localities, from Napa (Bif/elow) and Sierra counties (Lemmmi) northward to the 

 British boundary ; Falls of the Yellowstone, Ihujdm. 



G. C. diffusa, Nutt. 1. c. Stem dilfuscly and dichotomously branched, G inches 

 high, leafy : leaves all ovate or deltoid, juitioled, acute, \ to 1 inch long : racemes 

 numerous, terminal and axillary : pedicels slender : petals 2 lines long or less, littlo 

 exceeding the sepals, pale rose-color. 



Pine woods, Oregon {Nultall) ; also Kellogg & Harford., but locality uncertain. 



* * Perennials, with deep-seated tuhers. 

 7. C. Caroliniana, INIichx., var. sessilifolia, Torr. Rrdical leaf narrow ; cau- 

 line 2, opposite, sessile, lanceolate to linear, 1 or 2 inches long : raceme nearly ses- 

 sile, few-flowered and cymose, with a single scarious bract at base : sepals ovate. 



