Cordtjlaidhus. SCR0PHULARIACEJ5. 581 



Humboldt Mountains, Nevada (Torrey, &c.) ; probably reaching the adjacent borders of Cali- 

 fornia : not rare through the interior region to the borders of Wyoming. 



3. C. filifolius, Nutt. Pailiculately branched, a foot or two high, puberulent 

 and somewhat viscid, or sometimes nearly glabrous, sometimes sparsely hispid : 

 leaves filiform or linear-filiform; the lower entire, the upper 3 — 5-parted, the floral 

 with cuneate base and bristly-ciliate margins ; the divisions with dilated and retuse 

 or notched gland-bearing tip : flowers rather numerous in terminal heads : corolla 

 purplish, 6 to 9 lines long. — Xutt. ex Benth. in DC. L c. Adenostegia rigida, 

 Leiith. in Lindl. Syst. Xat. ifc DC. 1. c. 537. 



San Diego Co. to San Francisco, tut., and east to Mariposa Co. 



4. C. pilosus, Gray. Paniculately branched, 2 to ■! feet high, soft-villous and 

 more or less hoary : leaves very narrowly linear, entire ; the upper and floral ones 

 usually broader and notched or 3-toothed at the tip : flowers crowded two or three 

 together at the summit of the branches or becoming scattered or paniculate : corolla 

 yellowish with snrac purple, less than an inch long. — Proc. Am. Acad. vii. 383. 



Var. Bolanderi, Gray, 1. c. Little or not at all villous, glandular-pubescent: 

 flowers more panicled or scattered. 



Open grounds, Santa Clara Co., to the Sacramento and to Mendocino Co., Brewer, Bolandcr, 

 Kellogg, &c. 



5. C. tenuis, Gray, 1. c. Diffusely branched from the base, a foot or two high, 

 from very minutely pubescent to nearly glabrous : branches filiform : leaves entire, 

 filiform or very narrowly linear ; the upper sometimes dilated or tridenticulate at 

 the tip; the floral sometimes 3-parted: flowers more or less scattered: corolla 

 purplish and yellowish, 6 or 7 lines long. 



Dry sandy soil, in the Sierra Nevada from Mariposa to Plumas Co., and adjacent frontiers of 

 Nevada: also Red Mountain, Mendocino Co., Kellogg or Bolander. 



§ 2. Calyx one-leaved (fhi anterior division wanting) : floivers destitute of bractlets, 

 each on'' sessile in llie axil of a clasping bract: herbage not glandular but 

 sometimes viscid-pubescent : no callous gland at tlie tips of t/ie leaves. — 

 IIemistecia, Gray. 



* Stamens 4, all with villous filaments and 2-celled anthers; their cells bearded at 



base and apex : leaves mostly 3-cleft. 



6. C. Kingii, Watson. A -pan to a foot high, much branched, viscidly pubes- 

 cent: divisions of the leaves linear-filiform: bracts 3 - 5-cleft : flowers crowded at 

 the summit of the branchlets : corolla pubescent ab >ve, mostly purple, less than an 

 inch long. liot. King I'Ap. 1. c. t. 22. 



Monitor Valley, Nevada i Watson), and Southern Utah : not yet known in California, 



* * Stamens I, with glabrous filaments : antliers of the longer stamens %-celled, of the 

 shorter with a small lower cell only ; merely the base of the anther-cells ciliploA or 



beard i d : I, an .< all • ntire. 



7. C. canescens, Gray, 1. c. About a fooi high rymbosely branched, rather 



stout, hoarj pubescent : leaves linear-lanceolate, acute, rather erect : bracts lanceo- 

 late : flowers few in a close capitate cluster : corolla purplish. 



Washoe Co., Nevada (Anderson, Torrey, &c.), near the California line, and doubtless also 

 within it. 



8. C. maritimus, Nutt. L C. A foot or less hi ;h, eorvmbosely hranched from 

 the base, pale, less hoar] pubi cent than the preceding, which it resembles: the 

 leaves and bracts similar, inflorescence similar <u- morespicate: corolla dull pur- 

 plish : filaments in very unequal pairs, 



Sand] salt marshes along tl oast, iV.hiiS.hi Francisco Baj to San Diego. 



