DESCRIPTION OF THE PLATES. 
Plate 45. — Gamocarpha. 
A. A plant of Gamocakpha Poppigii, nat. size. 
Fig. 1, a capitulum, seen from above. Fig. 2, a transverse section of the same, show- 
ing some of the foliaceous palese and the receptacle, from which the flowers have been 
removed. Fig. 3, some of the flowers with their fohaceous paleae : all nearly nat. size. 
Fig. 4, a separate flower. Fig. 5, a transverse section of the corolla. Fig. 6, the mona- 
delphous stamens laid open, marked wdth the five areolar glands : all magnified. 
B. A plant of Gamocaepha Gilliesh. 
Fig. 1, a flower, nat. size. Fig. 2, the corolla. Fig. 3, longitudinal section of ditto. 
Fig. 4, one of the cucuUate lobes of its border : all magnified. 
C. Plants of Gamocaepha phmila, nat. size. 
D. A plant of Gamocaepha ligulata, nat. size. 
Plate 46. — Boopis. 
A. Portion of a plant of Boopis eigidhla. 
Fig. 1, a flower, nat. size. Fig. 2, the same, magnified. Fig. 3, one of the lobes of its 
border. Fig. 4, the corolla, in longitudinal section, showing the attachment of the free 
monadelphous stamens with the areolar glands. Fig. 5, the stamens detached. Fig. 6, 
the style and stigma : all magnified. Fig. 7, a seed, and Fig. 8, its palea ; nat. size. 
Fig. 9, a palea, magnified. Fig. 10, a seed, magnified. Fig. 11, a transverse section of 
the same. 
B. A plant of Boopis geacilis, nat. size. 
C. A plant of Boopis mhlticaulis, nat. size. 
Plate 47. — Boopis. 
A. A plant of Boopis sguareosa, nat. size. 
Fig. 1, one of its flowers. Fig. 2, a flower magnified. Fig. 3, two of the paleae. 
Fig. 4, a flower, more magnified. Fig. 5, its palea. Fig. 6, longitudinal section of the 
corolla. Fig. 7, monadelphous tube of the stamens, the lower contracted portion of the 
tube being agglutinated upon the corolla. Fig. 8, style and stigma. Fig. 9, longitudinal 
section of a seed. Fig. 10, transverse section of the same : cdl magnified. 
B. A plant of Boopis ? Austealis. 
Fig. 1, a head of flowers, with its expanded involucre, nat. size. Fig. 2, a palea, 
magnified. Fig. 3, some of the flowers, nat. size. Fig. 4, a flower, magnified. 
Fig. 5, longitudinal section of the same, showing the free monadelphous tube of the 
stamens and the place of its attachment. Fig. 6, a seed : all magnified. 
C. A plant of Boopis geaminea, nat. size. 
