LIST AND DESCRIPTION OF 

 PLATES. 



Frontispiece. — Corner of the writer's greenhouse, with BlecJi- 

 mtm Brasiliense in centre; Loniaria gibba and Platycerhim alciconie 

 below. The bell-glass covers a pan of Trichomaiies radicans. 

 Hanging-baskets to the left. Fiats repens on the wall, and Selagi- 

 nellas, Adiantu7ns,2C!\A Panicum variegahun in foreground. Young 

 plant of B. Brasiliense at lower right-hand corner, and directly 

 above it Nefhrodiiim setigerum. 



Plate I. — Out-of-door fernery. 



Plate II. — Notholcena dealbata, Kunze. 



Plate III. — Growth of a fern {Pteris serrnlata, Lin. f.) from 

 the spore (figs. 5-18), as compared with that of a squash from the 

 seed (figs. 1-4). i, squash-seed ; 2, the same with one cotyledon 

 removed, showing the embryo ; 3, the same in longitudinal section 

 to show plumule and radicle; 4, the same after one week's growth ; 

 Pteris scrridata (after Moore), 5, spore; 6-9, growth prothallus ; 

 9 a, antheridia ; 9 b, archegonia ; 10, two antheridia enlarged, the 

 one at the right empty; 11, one cell of antheridium containing 

 a single antherozoid ; 12, antherozoid enlarged; 13, archegonium, 

 longitudinal section to show germinal vesicle ; 14, the same seen 

 from above; 15, plant-bud starting underneath the prothallus 

 (after Sachs) ; 16-18, various stages of young plant's growth. 



Plate IV. — Pellcea dejtsa, Ilk. 



Plate V. — Fern-structure (after Smith, Sachs, Hooker), i, 

 enlarged spore-case of Polypodium ; 2, ditto of Gleichenia ; 3, 

 ditto of Schiz(2a ; 4, sorus of Polypodium ; 5, spore-case of Os- 



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