458 THE STORY OF PLANT LIFE 



involucrate heads, bisexual, or male and female flowers 

 separate, or sterile, actinomorphic, or zygomorphic ; calyx 

 of pappus ; corolla tubular, ligulate, or 2-lipped ; stamens 

 5, on corolla-tube ; anthers forming a tube ; carpels (2) ; 

 ovary unilocular; ovule erect; fruit a i-seeded inferior nut. 

 Sub-Family i. Tubuliflorae. 

 Tribe i. Eupatoriece. 



Genus. Eupatorium (Vol. II, p. 306). 

 Tribe 2. Aster ea. 



Genera. Solidago, Bellis (Introductory Vol. , p. 1 34), 

 Aster, Erigeron. 

 Tribe 3. Inulece. 



Genera. Filago, A?ttemtaria (\nc\\i6\x\gAnaphalis), 

 GnaphaliumiyoX. II, ^. 2,o()\ Inula, Fu Hear ia. 

 Tribe 4. HelianthecE. 



Sub-Tribe i. Ambrosiinoe. 



Ge?tus. Xatithium. 

 Sub-Tribe 2. Coreopsidince. 



Ge?ius. Bidens (Vol. II, p. 310). 

 Sub-Tribe 3. Galinsogince. 

 Genus, Galinsoga. 

 Tribe 5. Anthemidece. 

 Sub-Tribe i. AnthemidincB. 



Genera. A?ithemis (Introductory Vol., p. 139), 

 Achillea, Diotis. 

 Sub-Tribe 2. ChrysanthemincB. 



Genera. Matricaria, Chrysanthemujn{ln\.rodi\icX.oiy 

 Vol., p. 136), Cotula, Tanacetum, Artemisia. 

 Tribe 6. Senecio?iece. 



Genera. Petasites, Tussilago (Introductory Vol., 

 p. 132), Doronicum, Senecio (Introductory 

 Vol., p. 138). 

 Tribe 7. Calendulece. 

 Genus. Calendula. 



