k'lSTI::.^. 



FIG. i. — Ko. 1, Lily ('LiKum Japonicum) ; 2, pink (Disjitlius) ; 3, a stamen ; 4, a pislH. 



54. T^ie FLORAL ENVELOPES, Or PERIANTH, ^onsi^t of One &» 

 jiiore circles or whorls of leaves, surrounding the stamens. Tlie 

 ■8 Liter of these whorls is called (the co/j/fKand the other, if tliere 

 fee an f, the corollcLi ;The cal^'x may, therefare, exist without the 

 corollrL, Init the corolla cannot exist without the cab,^.) If net- 

 ther of them exist, the flower is said? to be naked, or acklamyde- 

 ous ■(< , privative, and -/lotuvg, a cloak). 



55. The CALYX (xaAy?, a cup), .therefore, is the external en- 

 velop % the cup, of the flower, consisting of a whorl of leaves, 

 ■ivith iheh edges distinct or united, usually green, hut sometimes 

 highly colored. '' The calyx-leaves are called ^sepals.'^ 



56. (The COROLLA (Lat. coro^/a, diminutivefof corona, cxown) 

 is the Ulterior envelope of the flower, consisting o^ one or more 

 circles of leaves, either distinct, or united by their edges, usually 

 of sor le other color than gi-een, aiid of a more delicate structure 

 than 'he calyx. , fts leaves are called petals ) 



57. The STAMENs|are those thread-like organs, situated just 

 witlii:i the perianth and around the pistils. Their number 

 varies , from one to a hundred, but the most common number 

 is fiv\i.^ Their office is, the fertilization of the seed. They 

 are cc Uectively called the andracium (ardgeg,^ stamens, oiy.o;, a 

 house ). 



* The plural of ^!''<^, a man, a term applied to the stamen, by Linnsus, in accordance 

 ■with hi favorite theory of the sexes of plants. The term yvvx., woman, is, on the same 

 STWunds, applied to the pistil 



