580 SCKUPIIUi.ARIAC.lKJ-:. Urlhoauyus. 



17. O. hispidus, Death. Strict, mostly slendei ami little bmnclied, hirsute: 

 leaves witli lew slender ilivisioiis, ur the lower entire : leafy spike virgate : calyx- 

 lobes much shorter than the tube : corolla whitish or pale yellow, its sacs rather 

 narrow and longer than deep. 



Common in Oregon, as far south as Klamath Valley {Cronkhtte) ; therefore jtrobably in C'ah- 

 fornia. Corolla half an inch long ; the lower lip much smaller than in the precuiling. 



18. O. linearilobus, IJenth. A foot hiyh, above with hirsute or somewhat 

 hispid pubescence : leaves with few or several long and slender divisions ; lloral ones 

 equalling the densely s|)icate llowers, the tips of their divisions conunonly tinged 

 with purple : calyx-lobes much longer than the tube and equalling that of the 

 (purplish/) corolla: sacs of the latter narrow, tapering gradually downward, mucli 

 longer tlian deep ; the ovate-subidate teeth thickish and shoit. — I'l. Hartw. 350. 



Mountain pastures of the Sacramento district, llarlwaf. In gmiu-lieltls, Andcison N'iilley, 

 Mendocino Co., Bulandtr. Corolla three fourths of an inch long. 



18. CORDYLANTHUS, Nutt. 

 Calyx spatliaceous, of an anterior and a i)osterior leaf-like division, or tlie anterior 

 one wanting. Corolla tubular, a little enlarging upward, bilabiate ; the lips short 

 and nearly of equal length ; the lower very obtusely antl crenulately 3-toothed ; the 

 upper straight and compressed, with the a]jex more or less uncinately incurved. 

 Stamens as in Orthocarpus : cells of the anthers either ciliate, or minutely bearded 

 at base and apex. Stylo mostly hooked at the ti]), ami more or less thickened under 

 the entire terminal stigma. Capsule compressed, loculicidal. Seeds several or 

 rather numerous, with a loo.se coat, tipped with a point. • — Ihanching annuals ; with 

 alternate narrow leaves, either entire or 3 - r)-i)arteil, the iloral ones or bracts not 

 brightly colored. Flowers one to each bract, not showy, yellow or purplish, capi- 

 tately or spicately crowdeil, or sometimes loosely paniculate. — tJray, Proc. Am. 

 Acad. vii. 381 ; Watson, Bot. King Exp. 231, 459. 



The species are all Californian and of the interior region eastward, one extending to the western 

 frontiers of Texas. The genus was lirst named ^'Idctiudcijiii, by lientham ; but as this name was 

 only partially applicable, the author himself adopted Nuttali's name, CordjliUilhus. 



§ 1. Calyx 2-leaved : Jlowtrs sliort-pedictlltd or ultnoat stsaile, subttndt'd by 2 ^o 4 

 hractltts : jiural leaots and bracts wlUi tht truiicatt reluse ur 2 - [\ toolhed apex 

 tipped with a callous (/laud. — Adenostegia, Cray. 



* Stamens 2 : anthers \ -celled: fdainents nearly (/hdruus : posterior division of the 

 calyx 2-nerved and 2-clc/t. 



1. C, capitatus, Nutt. A foot or two high, paniculately much branched, 

 finely st)ft-pubescent, rather hoary: leaves very narro^wly linear, or the Horal broader 

 and 3-5-cleft : llowers few or several in a capitate cluster at the end of the branch- 

 lets : corolla purjjlish, half an inch long : capsule 8-see(led. — Benth. in DC. Prodr. 

 X. 597 ; Watson, 1. c. 



"California, Nuthill" ; but more pn.bably cnlliM^lcd by bim in tbe interior region. Itcdis- 

 eovered by ira/.intv in tbe ('lovir iMuiinlains hi tli<' noitb.aslern part of Nevada, ih.I lav .soulli of 

 Nuttall's route in crossing tbe continent. 



* * Stamens 4 : anthers 2-celled : fdaments villous : both calyx-leaves 5 - ij-nerved. 



2. C. ramosus, Nutt. A span or two high, dilfusely branched from the base, 

 hoary-puber\deut : leaves mostly 3 - 7-parted into iiliform divisions, Avhich are 

 hardly at all glanduhir or dilated at the a])ex : llowers few in a terminal fascicle or 

 in the upper axils : corolla yellow : capsule 20-seeded. — Watson, 1. c. 



