PLATE LIV. 



1. SOLIDAGO STRICTA. 



WILLOW-LEAVED GOLDEN ROD. 



THIS genus contains plants of the tall, herbaceous, flowering, 

 perennial kind. 



It belongs to the class and order Syngenesia Polygamia Superflua, 

 and ranks in the natural order of Composite Discoidea. 



The characters are : that the calyx is oblong, imbricate, common : 

 scales oblong, narrow, acuminate, straight, converging: the corolla 

 is compound radiate : corollets hermaphrodite tubular, very many, 

 in the disk: female ligulate, fewer than ten, (commonly five) in the 

 ray: proper of the hermaphrodite funnel-form, with a five-cleft, patu- 

 lous border: female ligulate, lanceolate, three-toothed: the stamina 

 in the hermaphrodites: filaments five, capillary, very short: anthers 

 cylindrical, tubular: the pistillum in the hermaphrodites: germ ob- 

 long: style filiform, length of the stamens: stigma bifid, spreading: 

 in the females: germ oblong: style filiform, length of the hermaphro- 

 dite: stigmas two, revolute: there is no pericarpium: calyx scarcely 

 changed : the seeds in the hermaphrodites solitary, obovate-oblong : 

 seed-down capillary: in the females very like the others: the re- 

 ceptacle flattish, naked. 



The species cultivated are: 1. S. Virgaurea, Common Golden-rod ; 

 2. S. Canadensis, Canadian Golden-rod ; 3. S. altissima, Tall Golden- 

 rod ; 4. S. Mexicana, Mexican Golden-rod ; 5. S. viminea, Twiggy 

 Golden-rod ; 6. S. bicolor, Two-coloured Golden-rod ; 7- S. rigida, 

 Hard-leaved Golden-rod ; 8. S. c<zsia, Maryland Golden-rod ; 9- S. 

 jlexicaulis, Crooked-stalked Golden-rod; 10. S. sempervirens, Narrow- 

 leaved Evergreen Golden-rod. 



