Monolopia. COMPOSITE. 323 



equaUing or surpassing the sessQe heads : involucre of about S narrowly oblong bracts sub- 

 tending as many ray-flowers: ligules hardly exceeding the di>k: disk-corollas 5-toothed • 

 akenes aU compressed and with only marginal callous J.f•r^■es, linear-oblonrr, the dark fa,r-s 

 polished and shining, the comose long and soft i iUous hairs of the marg'in bright white • 

 pappus a pair of comparatively large opaque palea-, of broadly ovate or quadrate form (the 

 insertion of tlie two occupying the whole circumference of the akene), sparinglv laciniate- 

 dentate or arose at summit, and the middle produced into a subulate naked awn which nearly 

 equals the 4-tuothed coroUa. — iJum>/,a nwtu,V. C. Eaton, Bot. King Exp. 174, t. 18. Aai- 

 nolepis {Enio,„-na} nlcea. Gray, Bot. Calif, i. 379. — ISterilc hills of the eastern side of the 

 Sierra Nevada; in the Pali-Ute .Mts., Xexada, Watson, and Suri,ri..e Valley, E. California 

 Lr^mmon. " ' 



E. Congdoni, Gray, a span or two high, loosely branching, sparsely leaved, floccosely 

 lanate : leaves-oblong linear, sparsely sinuate-dentate or repand : heads short-pe'duncled or 

 nearly sessile at the summit of the stem : involucre of 5 or 6 oval-oblong herbaceous bracts : 

 ray-flowers none : disk-corollas 4-toothed : akenes oval (the faces at first pubescent, at length 

 glabrate), the outermost triangular-obcompressed, the others compressed and flat : papjuis of 

 2 to 4 very thin and hyaline erose-laciniate awnless paleie, not exceeding the long villcitv, 

 forming a crown. — Proc. Am. Acad. xix. M. — CaUfornia, at Deer Creek, Tulare Co., Con'g- 

 doii, and on the San Joaquin, Parry. 



138. MONOLOPIA, DC. {yiov6\oiro<i, single husk, alluding to the 

 uniserial involucre.) — Annual herbs, C'alifornian, clothed v^ ith fioccose wool ; 

 with alternate (or only lower sometimes opposite) sessile leaves, and compara- 

 tively large pedunculate heads of golden yellow flowers terminating the stem and 

 few branches. — Prodr. vi. 74; Hook. Ic. PL t. 34.j. 344. Splri'danthes, Fenzl 

 in Endl. Gen. Suppl. ii. 105. 



§ 1. MoxoLOPiA proper. Bay-corollas with ample coarsely 3-4-toothed or 

 lobed ligule, and bearing at base on the opposite side of the style a roundish 

 denticulate appendage : leaves undivided, strictly ses.sile or partly clasping by a 

 broadish base. — Bot. Calif, i. .383. 



M. major, DC. 1. c. A foot or two high, rather stout and simple; the floccose white wool 

 tardily deciduous : leaves from linear to lanceolate-oblong, repand-serrate to entire : bracts 

 of the broad (half-inch high) involucre united to above the middle, the lobes triangular- 

 ovate: ligules 6 to 10 lines long: akenes glabrous or nearly so at maturity. — Hook. Ic. PI. 

 t. 344, & Bot. ilag. t. 3839 ; Gray, Bot. Calif. 1. c. Hologijmne Dwirjh.sU, Fiseh. & Jleyer, 

 Ind. Sem. Hort. Petrop. viii. 64. — Common in low ground, through W. California. 



Var. lanceolata, Gray, Bot. Calif. 1. c. A mere form, with bracts of involucre dis- 

 tinct to near the base. — .1/. lanceolata, Xutt. PI. Gamb. 17.5. Near Los Angeles, &c. 



M. gracilens, Oeay. A foot or more high, slender, loosely paniculately branched, bearing 

 scattered small heads : involucre only quarter-inch high ; its oval or ovate bracts distinct to 

 the base: akenes only a line long. — Proc. Am. Acad. xix. 20. — California in the coast 

 ranges, near Xe^\' Almaden and Santa Cruz, Bolander, Torreij, Isaman, Prinrjle. 



§ 2. Psel'dci-Bahia. Ray-corollas destitute of internal appendage, barely 

 3-toothed at apex : leaves all alternate, commonly laciniately cleft, narrowed at 

 base into more or less of a petiole. — Bot. Calif. 1. c. 



M. minor, DC. 1. c. Loosely lanate, a span or more high : cauline leaves 3-5-cleft into 

 linear lobes: heads 3 lines high: bracts of the involucre about 10, somewhat in 2 series, 

 oblong, separate to below the middle : ovary glabrous. — Hook. Ic. PI. t. 343. — California, 

 Douglas. Not since detected. 



M. Heermanni, Dcraxd. Whifened with a close and fine flocculent tomentum, which is 

 deciduous, the foliage glabrate and green in age, a span or tw-o high, branching : leaves 

 pinnatifid or pinnately parted into linear lobes or divisions, or si>nie of the cauline bipin- 

 natifid : heads 3 or 4 lines high : involucral bracts distinct nearly to base : akenes sericeous- 

 puberulent or glabrate. — PL Pratten. in Jour. Acad. PhUad. ser. 2, iii. 93. M. hahiajlJia, 



