DESCRIPTION OF THE PLATES, 



Plate 51. 



Is a plant of Salpiglossis purpurea. 



Fig, 1, the corolla in bud, showing the peculiar mode of its aestivation, which re- 

 sembles that oi Petunia. Fin, 2, the same cut open, showing the enclosed stamens. 



Fig. 3, a calyx. 



ures. F\ 

 %P^gy^c)Us gland, with 



two positions to show the form of the stigma : all nat. size. Fig. 6, the stigma 

 magnified. Fig. 7, the anthers seen in different nositions. before and after dehisnenee 



with 



by its bilobed hypogynous gland. Fig. 9, a transverse section of the same, showing its 

 tieshy placentae m the middle of a thin dissepiment : all magnified. Fig. 10, the two- 

 valved capsule, partly enclosed in the persistent calyx. Fig. 11, the same burst open, 



with 



Fig. 12, one of the valves split at its summit. Fig 



dissepnnent, w^th its adnate placenta and attached seeds. Fig. 14, the seeds : all nat. 

 me Fig. 15, longitudinal sections of the seed, showing the lateral hilum, and the 

 embryo enclosed m albumen. Fig. 16, the embryo removed : loth magnified. 



Details of Salpighssis sinuata.~Fig. 17, longitudinal sections of its seed. Fig. 18, 

 the embr\"o removed, showino- its more snirnlW r>iiT.i-Arl fr,-nm +Tiq ^^^a ^f i\.a T.o,i;^ia 



ignified. 



Plate 52. 

 Is Pteroglossis laxa. 



. Fig. la Aowev: nat. size. Fig. 2, the calyx. Fig. 3, the covolh. 

 cut open to show the stamens : all magnified. Fig. 5, a stamen stUl more magmfied. 

 I^tg. b, the pistil, with the calyx cut open and thrown back to show the stipitate disk 

 tlmt supports the ovary : magnified. Figs. 7, 8 & 9, the style and stigma seen in 



F. 



ijied. 



Fig 



ignified. Fig, 10, is the ovary and calyx, with 



the mode of opening its valves, with its placentiferous dissepiment 



ijled, 

 showing 



Plate 53. 



draw 



onfiti ^'tt ^7"" ^ \^ * o tr" *l^^*«tivation of the corolla. Fig. 2, is the same 

 Tri\ t >■ ■ T;i ^t ^' *^' 'r "^- ^^- *' ^«° ^^^ ^P^^ *« «bo; the revive 



-z-^^i^^ Xtr entS^pi^tn ^r- ^>-- ^' ^"^' -"'^ '^' -''- 



'^uf'^^l^flZ'^'^^J^Frl^ *i! "^l -4 ^H^tigma seen frL behind: 



i^e> 



I^f n^*^'• f ^^,f ^°^^^ and the stigma viewed sideways : all magnified. Fig. 9, 



magnified. 



Plate 54. 



Shows Broioallia tenella. 



blown 



