MadM. COMPOSIT.E. 305 



to 16; Ipracts of the receptacle linear and unconnected : ray-akenes linear-falcate, 1-2-nerved 

 on tlie narrow faces, commonly with a rndiment of pappus : disk-akenes numerous, straighter, 

 all the outer ones fertile, all with a pappus of slender palea;, which are either little or much 

 shorter than tlie corolla. — ^n/socar^jHs Bolanderi, Gray.Proc. Am. Acad. vii. 3Ci). — Woods 

 of the Sierra Nevada, California, from ilariposa to Plumas Co.; first coll. by Bolander, and 

 northward to Scott Mountains, Pringle. 



* * * -Annual, with showy heads, chiefly alternate leaves, and no pappus: pubescence viscid as 

 well as hirsute or hispid. 



M. radiata, Kellogg. Stem stout, 2 or 3 feet high : larger leaves broadly lanceolate, den- 

 ticulate: bracts of the involucre 10 to 20, \\1th short tips: r.iys as many, half-inch long, 

 obtusely 3-toothed : disk-fiowers very numerous on a nearly flat glabrous receptacle, all but 

 the central ones fertile, somewliat elavate and 4-angular, straightish : ray-akene.s narrowly 

 obovate-falcate, flat, tipped Mith a minute reflexed beak ! — Proc. Calif. Acad. iv. 190; Gray, 

 Bot. Calif, i. 359. — California, near the mouth of the San Joachin River, Bolander. 

 ' M. elegans, Dox. Stem less stout, a foot or two high, or in depauperate forms only a span 

 or two, above sometimes copiously beset with stipitate viscid glands, sometimes these almost 

 wanting: leaves linear or lanceolate, mostly entire : bracts of the involucre 5 to 1.5, with 

 linear tips : rays acutely 3-lobed, yellow throughout or w ith a brown-red spot at base : disk- 

 flowers more numerous than the rays, on a convex hirsute-fimbrillate receptacle, all sterile : 

 fertile akenes obliquely obovate-cuneate, nearly nerveless, depressed-truncate and whoUy 

 beakless at summit. — Don in Bot. Eeg. t. 1458 ; Gray, 1. c. M. viscosa, var.. Hook. Fl. il. 

 24, not Cav. Mndnriii cU-f/ans & 3J. con/mboxn (with var. liispida'i},l>C. Prodr. >. 692. 

 M. elcfjans. Hook. Bot. ilag- t. 3548. M. im-ijiiibosa, Eiidl. Iconogr. t. 36. il. racemosa, 

 Nutt. Trans. 1. c. — Hills and plains, throughout California, Oregon, and the borders of 

 Nevada ; first coll. by Douglas. 



§ 2. EcmIdia. Ligules inconspicuous or short, from twelve to one, or rarely 

 none: disk-flowers few or numerous and fertile : the corollas pubescent: pappus 

 none : receptacle fiat, smooth : glandular and ^-iscid heavy-scented annuals. — 

 Gray, 1. c. Jladia, 2IoiJuriopsis, 2IadoreIJa, & Amlda, Xutt. 1. c. 



" M. sativa, JIolina. Commonli robust, 1 to 3 feet high, pubescent with slender somewhat 

 visci'i hairs and beset with pedicellate very viscid glands : leaves from broadly lanceolate to 

 linear : heads commonly short-peduncled or sessile and rather scattered, 5 or 6 lines high : 

 rays 5 to 12, with honey -yellow ligules about 2 lines long: disk-akenes cuneate-oblong and 

 quadrangular, beiug promiiiently one-nerved on the faces (2 lines long), th(jse of the ray 

 somewhat falcate-obovate, either with or without an obvious nerve on the sides. — Don in 

 Bot. Ecg. 1. c. ; DC. Notul. Jard. Genev. & Prodr. 1. c. ; Torr. & Gray, Fl. ii. 404. if. sailia 

 (with false char.) & il. mellosa (which would have been the better name to use), Jlolina, 

 Chil. ed. 1, 354. il. viscosa, Cav. Ic. iii. 50, t. 298. il. mellusa, Jacq. llort. Sthccnb. iii. 29, 

 t. 302. il. stellala, Fisch. & Clever, Ind. Seni. Petrop., few-flowered form, like that figured 

 by .Jacquiu. — Oregon and California. (Chili.) 



■ Var. COngesta, Tokk. & Ge.vt, 1. c. The common Taevveed near the coast, stout, 



branchinr,', very stickv: heads mostly crowded or glomerate at the end of the branches, 

 many-flowered ; the rays from 8 to 12. — if. capitata, Xutt. 1. c. Nearly il. i-isco.sa, Cav. 1. c. 

 — Fields and waysides throughout the western portion of CaKfornia and Oregon; probably 

 an introduction from Chili, or the contrary. 



Var. racemosa, Ge.vy, 1. c. Slender, simple-stemmed, with fewer-flowered heads 

 somewhat racemosely disposed: disk-akenes flatter and nerve less distinct. — -1/. racemosa, 

 Torr. & Gray, 1. i;. i/ndort-lla racemosa, Xutt. 1. c. — Oregon to Idaho, interior of Cali- 

 fornia, and Nevada. Approaching the fewer-flowered Chilian il. mellosa, Jacq., &c., perhaps 

 passing into the next. 

 M. dissitiflora, Tore. & Gkat, 1. c. Slender, a foot or two high, often loosely branching, 

 moderately viscid : heads 3 or barely 4 lines high, scattered or loosely paniculate : rays 5 to 8 : 

 disk-floHers few: akenes shorter and broader (a line or two long), also thicker, not angled 

 nor with the sides evidently nerved. — il. sativa, var. dissitiflora. Gray, 1. c. iladorella 

 dissitiflora,yntt. 1. c. Sclerocarpus gracilis, Smith in Eees Cycl.? — Not uncommon through- 

 out Oregon and California. 



20 



