266 



PLANT STEUCTUKES 



143. Umbellifers. — This is the most highly organized 

 family ( Umbelliferce) of the Archichlamydeje, which may 

 be said to extend from Peppers to Umbellifers. The Le- 

 gumes adopt zygomorphy, but remain hypogynous ; and in 

 some of the Eoses epigyny appears ; but the Umbellifers 

 with their fifteen hundred species are all distinctly epigy- 



Pie. 252. The common carrot (Dmieus Carota): A. branch bearing the compound 

 nmbele; B, a single epi^ynous flower, showing inferior ovary, five spreading 

 petals, five stamens alternating with the petals, and the two styles of the bicarpol- 

 lary pistil; (\ section of flower, showing relation of parts, and also the minute 

 sepals near the top of the ovary and just beneath the other parts. — After Wakming. 



nous (Fig. 253, i?, T'), being one of the very few epigy- 

 nous families among the Archichlamydese. In addition 

 to epigyny, the cyclic arrangement and definite Dicotyl 

 number is established, there being five sepals, five petals, 

 five stamens, and two carpels, the highest known floral 



