502 



CXXIi. COMPOSITE. 



Axtericut. 



Fruit crowned by a calyx 



with five scarions -pals 



(mag.). 



IMitnthemum. 

 g floret (mag.). 



Robinsonia. 

 Embryo with coiled 

 cotyledons (mag.). 



Jlobintoiiia. 

 Lower half of fruit. 



Tayelti. 



J floret cut vertically. Ovule 



retaining a part of the 



albumeu (mag.). 



Tribe VI. ASTEEOIDE^;. Capitula generally rayed. Style of g cylindric above ; 

 arms 2, a little flattened outside and puberulous ; stigmatic bands prominent, extend- 

 ing to tlie commencement of the external hairs. Leaves alternate or opposite. 



PRINCIPAL GENERA. 



* Dahlia, V. * Chrysocoma. " Stenactis. Linosyris. 



* Vittadinia. * Solidago. * Schizogyne, IV. "Inula, IV. 

 Micropus, IV. Bellium. Evax, IV. 'Boltonia. 



* Chnrieis [&c. See Tribe III., p. 503]. 



Buphthalmum, IV. 



*Xeja. 



Brac-hylcena, IV. 



Tribe VH/EUPATOEIACE^E. Capitula generally rayed. Style of $ flowers cylin- 

 dric above, with long almost club-shaped arms, papillose externally ; stigmatic bands 

 narrow, not prominent, usually stopping below the middle of the branches. Leaves 

 opposite or alternate. 



PRINCIPAL GENERA. 



* Tussilago, VII. * Eupatorium. * Ageratum. 



Adenostyles. 



Liatris. 



Ccelestina. 



* Nardosmia, VII. 



* Stevia. 



Tribe VIII. VERNONIACE^E. Capitula usually discoid. Style of 5 flowers cylin- 

 dric ; arms long, hispid. Stigmatic bands prominent, narrow, stopping below the 

 middle of the branches. Leaves alternate or opposite. 



PRINCIPAL GENUS. 

 * Vernonia. 



[See also Tribe I. of the new classification, p. 503.] 



