Ixx GENERA. 



branous. Rays in a single row. Seeds not winged, striate ; those of Disc quite baJd, striate, 

 p. 205. 



446. NAWANTHEA. Phyll. 8 or 9, membranous on margin. Reeept. small. Rays 

 in one row. Fits, of Disc 4-cleft. Seeds all alike, without crest, hair, or wing. p. 205. 



447. CHRYSANTHEMUM. Cal. tiled. Margin of Phyll. membranous. Rays in a 

 single row. Seeds of Rays with 3 wings ; of Disc with one short one. p. 206. 



448. MATBICAEIA. Cal. tiled. PhyU. nearly equal. Reeept. conico-cylindrical. 

 Rays in one row. Seeds angular, wingless, crowned. L. finely divided. Rays white. 

 Disc yellow. Bitter, aromatic Herbs, p. 206. 



Tribe V. SENECIONIBEM 



454. DORONICUM. Cal. hemispherical, of linear, acuminate, nearly equal phyUaries. 

 Reeept. convex. Rays in 1 row. Seed farrowed, without beak or wing : those of the Ray 

 without a crest. Crest of those of Disc whitish. L., or their ultimate divisions, heart-shaped. 

 Fl. large, yellow, p. 207. 



455. ABONICUM. Cal. hemispherical, of linear, acuminate, nearly equal phyllaries. Rays 

 in one row. Seed oblongo-turbinate, furrowed, without beak or wing ; all crested, p. 207- 



456. AEWICA. Cal. hemispherical, of equal, hneari-lanceolate phyllaries. Rays in one row. 

 Seed barrelled, somewhat ribbed, slightly hairy ; aU crested. Fl. large, yellow, p. 207. 



457. SEWTECIO. Cal. of 1 row of phyllaries, with accessory scales; tips withered. 

 Crest of Seeds caducous. This genus is very much determined ly habit, as the characters 

 d.rawnfrom the accessory scales sometimes fails, p. 207. . 



458. CINEEABIA. Cal. somewhat calycled. PhyU. in one row, scariose on the margin. 

 Reeept. flat. Seeds obcompressed. Outer Seeds winged on the margin, p. 211. 



459. LIGUIiARIA. Cal. campanulate. Phyll. in one row. Reeept. flat. Branches of 

 Style in Disc obtuse, pubescent on both sides, terminating in a short cone. Seeds furrowed, 

 without wing, beak, or fringe, p. 212. 



Tribe VI. FTJFATOMACE^. 



460. HOMOGYNE. Cal. cylindrical. Female Mts. few, filiform. Styles of all the Mts. 

 alike. Seed subcylLndrical, sulcate. Mountain Perennials. L. stalked, nearly round, mostly 

 radical, p. 212. 



461. PETASITES. Subdiceeious. The Male Heads have 3-5 female, filiform Fits., and 

 the Fl. of the Disc produce no seeds. The Female Heads have several rows of filiform female 

 Fits., and only 4 or 5 male in the disc. Seed cylindrical. L. after the FL, radical, stalked, 

 broad. Scape scaly, supporting a Thyrsus, p. 212. 



462. NABDOSMIA. Subdioecious. Male Heads with one row of ligulat? Fits., not 

 exceeding calyx, and many barren ones in the disc. Female Heads with several rows of minute 

 Ugulate female Fits., and 1 to 5 male in the disc. Seeds nearly terete, hairless. L. stalked, 

 cordate. Scape scaly, supporting afastigiate Thyrsus, p. 212. 



463. TUSSILAGrO. Rays in several rows, Hgulate, female, far exceeding calyx. Fits. 

 of the Disc few, male. Bristles of the Crest very slender. L. broad cordate, coming after the 

 solitary Fl. Root creeping, p. 212. 



464. ADENOSTYLIS. Fits. aU alike, tubuloso-campanulate. Branches of Style papil- 

 lose. Seed nearly terete, striate. Mountain Perennials. L. alternate, stalked, reniform. Fl. 

 in a leafless corymb, p. 212. 



465. EUPATOBIUM. Fits, funnel-shaped, aU alike. Anthers included. Branches of the 

 Style exsert, cylindrical, obtuse. Seed striate or angular. Hairs of Crest rough, in one row. 

 L. opposite. Fl. many, small, in a terminal corymb, p. 212. 



