84 



JOURNAL OF THE ROYAL HORTICULTURAL SOCIETY. 



H. rigidus, var. 1, mstivus. — Stem 3 to 4 feet high, scabrous ; 

 upper leaves lanceolate, somewhat obtuse, thick, coriaceous, almost 

 entire, hispid or scabrous, margins hispid, distinctly 3-nerved, 

 indistinctly veined ; lower ovate-lanceolate, tapering to both ends, 

 alternate, or sometimes opposite or verticillate in threes ; petiole 

 winged and somewhat clasping at base ; involucre of about four- 

 rows ; bracts ovate, somewhat obtuse, densely appressed, and 

 minutely ciliate ; flowers on long leafless petioles ; ray florets 

 \ to 1 inch long, golden yellow ; disc purplish. (323, 340, 355, 

 359, japonicns ; 363, Hort. Ware.) The first of the ricjidus forms 

 to flower. Flowers early in August. 



H. rigidus, var. 2, grandi floras. — About 5 feet high"; stems 

 usually purplish, scabrous ; upper leaves alternate or opposite, 

 entire or slightly serrate, hispid, scabrous, more or less acuminate ; 

 involucral bracts ovate-acute, somewhat squarrose in old flowers ; 

 disc purplish ; flower large, showy. (327, Green-stemmed ; Dod, 

 827 ; doronicus, 329, 379 ; sirumosus, Paul, 352 ; strumosus, 

 Barr, 366.) 



H. rigidus, var. 3, elegans. — Stems green or purplish, 

 scabrous, 6 feet high ; upper leaves lanceolate, alternate, thinner 

 than the last, slightly serrate-acuminate ; lower broadly ovate, 

 tapering to both ends, serrate, opposite or alternate ; flowers 

 large and showy ; rays orange-yellow, J to 1 inch long, 

 narrow ; bracts of the involucre short, ovate-acute ; disc 

 purplish ; flowers end of September. (319, Chiswick, rigidus 

 elegans, Kew, Barr, 385.) 



H. rigidus, var. 4, latifolius. — Steins 6 to 7 feet high, smooth 

 or slightly hispid ; upper leaves lanceolate, entire, coriaceous, 

 alternate, barely stalked ; lower leaves ovate-lanceolate, obtuse- 

 serrate, and distinctly short-stalked ; bracts of involucre ovate- 

 acuminate, appressed, margins ciliate ; rays broad, little over an 

 inch long, deep yellow ; disc yellowish. (343, latifolius, Dickson.) 



H. rigidus, var. 5, semi-plerms. — Stems about 5 feet high, 

 stout, hispid; upper leaves broadly linear, entire, thick, coriaceous ; 

 the lower ovate, tapering to both ends, and shortly but distinctly 

 stalked, entire or sparsely serrate, 3-nerved, veins prominent ; 

 rays orange-yellow, ovate-lanceolate, numerous, 1 to H inch 

 long ; disc purplish ; bracts of the involucre ovate-acuminate,, 

 margins minutely ciliate. (JET. Icstiflorus, Paul, 356; angustifolius, 

 374 ; Icttiflorus, Barr, 389.) 



