20 



INTRODUCTION. 



PLATE X. 



PARTS OF FRUCTIFICATION continued. 



Fig 



SEXUAL ORGANS. 



1. The germen or seed-bud of poppy, crowned with its flat, 



radiated, and target-shaped stigma. 



2. Exhibits the different parts of a pistillum, viz. stigma, 



style, and germen. 



3. Another illustration of the same. 



4. Pistillum of Iris. 



5. A pistillum with a three-cornered stigma, germen, and 



no style. 



6. Pistillum of Oenothera, or Tree-primrose : 



a, the quadrifid stigma. 



b, the style. 



c, the germen. 



7. Oenothera: 



a, the pistillum. 



b, the stamina. 



c, the petals. 



d, the upper spreading part of the calix. 



e, the tube, or long cylindrical lower part. 



f, the germen. 



3. The parts of a stamen or male organ of fecundation, in 

 which, 



a, represents the anther, 



b, the filament, 



c, the pollen or fertilizing dust. 



NECTARIUM resumed. 

 Fig. 



8 ) 



' > Represent the singular nectaries of Parnassia. 



10. Passion-flower with its nectary, termed by Linneus a 



triple crown. 



11. The nectary of Crown Imperial, being a fovea or pit in 



the base of each petal. 



12. The five-horned nectaries of Columbine, as connected 



with the flower; 



13. One of the horned nectaries of Columbine detached from 



the flower. 



14. The fringed or bearded nectarium in Ins. 



MODES OF FLOWERING. 



1. VERTICILLUS, a whirl or whorl. 



2. FASCICULUS, a bundle or bunch. 



3. SPICA, a mode of close inflorescence resembling a spike 



or ear of Wheat, Rye, or Barley. 



4. RACEMUS, a cluster ; as of Currants, Grapes, &c. 



5. PANICULA, a panicle; a mode of loose inflorescence 



resembling that of Oats, and some other Grasses. 



