500 



CXXII. COMPOSITE. 



Tribe III. NASSAUVIACE^E. 1 Flowers all $ . Style swollen at the base ; 

 stigmas truncate, with a pencil of hairs at the top, and within separate prominent 

 stigmatic bands. 



PRINCIPAL GENERA. 

 Nassauvia. Moscharia. Triptilion. 



SUB-ORDER III. TUBULIFLOE^. 



Capitula sometimes formed of flowers with a regular tubular corolla (florets] all 

 g , rarely irregular and sterile ; sometimes rayed, i.e. composed of tubular flowers 

 Qccupying the centre (disk), and of ligulate flowers (demi-florets) which are ? or 

 neuter, occupying the circumference (ray). 



Tribe IV. CYNAEE.E. Capitula generally discoid. Style of the 5 swollen 

 above, nearly always furnished with a pencil; arms free or cohering, pubescent 

 outside ; stigmatic bands reaching the top of the stigma, and there uniting. Leaves 

 alternate. 



PRINCIPAL GENERA. 



Lfcppa. 

 Stcehelina. 

 * Venidium, X. 



Tyrimnus. 

 Arctium. 

 Arctotis, X. 



Galactites. 

 * Xer an them urn. 

 " Osteospermum, IX. 



* Silybura. 



* Gazania, X. 2 



* Calendula, IX. 



Tribe V. SENECIONIDE^E. Capitula generally rayed. Style cylindric at the 

 top, bifid in the 5 flowers ; arms elongated, linear, truncate, or crowned with a 

 pencil, above which they sometimes extend in a long appendage or a short cone ; 

 stigmatic bands prominent, prolonged but not reaching to the pencil. Leaves 

 alternate or opposite. 



PRINCIPAL GENERA. 



* Cacalia. 



* Phsenocoma, IV. 



* Cassinia, IV. 

 Athanasia, VII. 



* Cosmos, V. 



* Sogalgina, V. 



* Helianthus, V. 

 Ambrosia, V. 



* Calliopsis, V. 



* Silphium, V. 

 Robinsonia. 



* Zinnia, V. 



* Senecillis. 



* Podolepis, IV. 



* Plagius, VII. 



* Monolopia, VI. 



* Chrysanthemum, VII. 

 Bidens, V. 



Diotis, VII. 



* Achillea, VII. 



* Anthemis, VII. 



* Anacyclus, VII. 



* Oxyura, V. 



* Emilia. 



* Rhodanthe, IV. 



* Tanacetum, VII. 



* Madia, V. 



* Sphenogyne, X. 



* Santolina, VII. 



* Helenium, VI. 



* Gaillardia, VI. 



* Porophyllum, VI. 



* Tagetes, VI. 



* (Ederia, V. 



Carpesium, IV. 

 ' Huraea, IV. 

 Artemisia, VII. 



* Spilanthes, V. 



* Gamolepis, VIII. 



* Bjfiria, VI. 



* Coreopsis, V. 

 Xanthium, V. 



* Chrysoatemma, V. 



* Rudbeckia, V. 



* Ximenesia, V. 



Included in Tribe XII. of the new arrangement, which the genera are referred under the new classifica- 

 604. ED. tion of the Order given at p. 503. ED. 



a The numerals indicate the number of the Tribe to 



