DESCRIPTION OF THE PLATES. 



C. — Section 3. Ettsclaoenhia. 



Fig. 1, a flower of S» Ame^ncana : nat, size. Fig, 2, the same : magnijled. Fig. 3, 

 the corolla of the same cut open, showing the five segments of the border of different 

 lengths, reduced to the form of clavate lobes, placed in the sinuses of the five small 

 emarginated teeth of the corona. Fig. 4, one of the ciliated teeth of the corona : more 

 magnified. Fig, 5, the pistil, -with the persistent calyx thrown back, to show the ovary 

 seated within the persistent base of the corolla. Fig, 6, the ovary somewhat stipitate, 

 with half of the calyx and half of the persistent base of the corolla cut aw^ay : all more 

 or less magnijied. 



D. — Section 4. BracJiyTielus, 



Fig, 1, a flower of S. angustifolia : nat. size. Fig, 2, the same. Fig. 3, the corolla 

 cut open, showing the five clavate lobes (the segments of the true border) and the 

 j^osition of the inner emarginated segments of the corona, two of which are thrown 

 forward ; the relative size and position of its four didynamous stamens are there seen. 

 Fig, 4, the pistil, with the calyx cut open, showing the ovary seated withhi the persistent 

 base of the corolla : all magnijied. Fig. 5, the capsule half enclosed in the persistent 

 caljrx : nat. size, 



E. — Section 5. Cardiomera. 

 Fig. 1, a flower of 8, Tweediei : nat. size. Fig. 2, the same, showing the more ex- 



segnments 



fgments 



margins 



sralvately applied on each other. Fig, 3, corolla, showing the manner of opening 

 of the segments of the corona. Fig, 4, the same seen from above, to show the aestiva- 

 tion and relative position of the uncinate lobes of the border. Fig, 5, the corolla cut 

 open, displaying the relative position of the same parts, and of the two fertile, the two 

 sterile and the one rudimentary stamens. Fig. 6, the pistil, with the persistent base 

 of the corolla around the ovary : all magnijied. Fig. 7, the stamens, seen before and 

 behind. Fig. 8, the stigma : loth more magnified. Fig. 9, the ovary surrounded at 

 the base by its adnate hypogynous lobed disk, and by the free persistent base of the 



magnijied 



I 



Plate 64. 



A. portion of a "brancli of Lijcium scevum. 



Fig. 1, a flower : nat. size. Fig. 2, the calyx. Fig. 3, the corolla cut open to show 

 ^ the position of the perfectly smooth stamens. Fig. 4, the pistil with half of the calyx 

 cut away, where the ovary is seated in the persistent circumscissile base of the corolla : 

 all magnified. Fig. 5, a tooth of the calyx : more magnijied. 



ii/m 



Fig. 1, a flower : nat. size. Fig. 2, the calyx. Fig. 3, the corolla cut open. Fig. 4, 

 a stamen. Fig. 5, the pistil : all magnijied. 



C. a part of Lycimn Indicum. 

 Fig. 1, a flower : nat. size. Fig. 2, the calyx. Fig. 3, the coroUa cut open. Fig. 4, 



