BOTANICAL SOCIETY OF LONDON. 
73 
Explanation of Plates 3 and 4. 
Plate 3. Flowering branch of Bertholletia excelsa. 
Plate 4. Fig. 1. Bud. 
2. Perfect flower. 
3. ditto cut longitudinally. 
4. The Petaloid unilateral body, on which the stamens 
are hxed. 
5. Calyx with Style. 
6. Stamens (a) front view. 
(b) side view. 
7. Ovarium after the petals and Calyx have fallen off. 
8. Ovarium cut longitudinally . 
9. Fruit. 
10. Fruit cut vertically open , to show the position of 
the seeds. 
1 1 . Fruit ; the seeds removed to show the rudiments 
of Locuments. 
12. Seed. 
13. Seed cut longitudinally. 
Curassawka lower Prupununy, Feb. 22nd, 1838. 
AUGUST 3rd. 
J. E. Gray, Esq., F.R.S., President, in the Chair. 
Specimens of Polypogon Monspeliensis , Poa clistans, P. 
procumbens , Setaria viridis, §c., were exhibited by Dr. Bossey, 
collected near Woolwich. Mr. J. Anderson also exhibited 
numerous living specimens of Utricidaria vulgaris and My- 
i'iop)hyllum verticillatum, obtained from the old locality in the 
ditch around Kew Gardens, near Richmond, Surrey, which 
were distributed. 
A communication was then read by Mr. D. Cooper, being 
some notes on a large variety of Ranunculus Flammula, which 
he had found near Reigate, Surrey, and which approached 
near to R. Lingua as regards its habit ; the size of the flower 
however being a sufficient character to consider it as the 
former species, although the whole character of the her- 
