132 



SWEET CICELY. 



The Z/eaves are alternate, large, decompound — bi or tri- 

 ternate (the terminal divisions pinnatifid or pinnate), the 

 radical one on a long petiole, the others nearly or quite ses- 

 sile, leaflets thin, ovate, pointed, incisely toothed, sj^aringly 

 pubescent. The petioles are peculiar, being flattened or 

 winged below and so embracing or shecdhing the stem. 



The J?2^oresce?ice is in compound umbels, usually two 

 together, terminating the stem and branches. Each com- 

 pound umbel consists of 3 to 6 simple ones {umhellets), whose 

 stalks are called rays. At the base of the umbel, are several 



Fig. XXXm.— Osmorluza longistyUs : 3, the flower ; 5, the fruit ; 3, a cremocarp ; 

 7, a cremocarp opening, on the carpophore ; the short styles of O. brevistylis : 1, 

 cromocarp of Carrot ; 2, the same in a cross-section, 



(1—3) narrow bracts more or less leaf-like— an involucre. 

 Also at the base of each umbellet, is a whorl of oblong bract- 

 lets bordered with hairs {ciliate)—i\\Q involiicel. 



The I^lowei'S in each umbellet are about 5. Do you 

 miss the calyx ? No sepals appear ; but under the flower, at 

 the top of the pedicel, is a swelling which we may regard as 

 the calyx-tube adhering to, and inclosing the ovary : while 



