22 FRUCTIFICATION, OR FLOWER AND FRUIT. 



or Seed-bud, which is essential ; Stylus, the Style, 

 one or more, not always present; and Stigma, the 

 Stigma, which is essential. The Stigma is moist 

 or glutinous, to retain the Pollen, which bursts 

 there, and serves to perfect the Seed in the Ger- 

 men. 



60. Aestivatio, which may be englished by Aestiva- 

 tion, or by Flower-budding, expresses the mode in 

 which the divisions of any Corolla (54-56) are dis- 

 posed in the bud. It is either imbricata, folded, 

 from left to right, as in Cistus, or from right to left, 

 as in Hypericum : or valvata, valvular, the divisions 

 meeting side by side, as in Protea, 



61. Pericarpium, the Seed-vessel, formed of the en- 

 larged germen, is extremely various, but not inva- 

 riably present. It serves to protect the Seeds till 

 ripe, and then, by one means or other, to promote 

 their dispersion. When dry, it often bursts elasti- 

 cally ; when pulpy, it is usually the food of animals, 

 who thus convey its contents to a distance. The 

 principal forms of the Seed-vessel are the follow- 

 ing. 



i. Capsula, a Capsule, finally dry, membranous or 

 woody, rarely externally pulpy, opening by valves, 

 or by pores, or by the swelling of the seed ; in- 

 ternally of one cell or several, separated by dis- 

 sepimenta, partitions, and bearing the Seeds either 

 on the margins of its valves, or partitions, or on 

 the Central Column, Columetla. The partitions 



