ZANICHELLIA. 195 
5. A primary leaf of node, ё sheath or bud-scale of pro- 
longation of axis, c supplementary leaf, or rather leaf of 
one dichotomy not yet developed, dits bud-scale, e 
male flower, f setze. 
7. Portion of endothecum shewing that it has no fibrous 
cells, yet it dehisces more proprio. The different di- 
rection of the cells of endothecum and exothecum is 
quite sufficient to account for dehiscence. 
8. Pollen dry, 8 a in water. 
6. Male flower near dehiscence, setæ surrounding base of 
filament. 
9. Stamen or male flower sometime after it has perform- 
ed, its functions, the cells appear to dissolve, the pollen 
coheres slightly into a sub-mucilaginous substance. 
10 Female inflorescence in the spatha or involucra is first 
developed, but do not close even ata tolerably early 
period. 
11. Pistillum, 12. Do. long section. 
13. Ovulum. 13. a Do. long section. 
14. Young fruits. 14 a one formed of testa, inner tegument, 
and nucleary, all combined into one, and separately 
scarcely demonstrable. 
146. its seed, a outer coat, b embryonary sac, c funicle 
large as in others of the family, d embryo, e foramen ; 14 
c embryo separated, a radicle, b cotyledone, c plumule, $ 
exserted, 15 mature carpella long se ction. 
15. Seed, а micropyle. - 
150. Embryo asit isin the seed, 15с Do. seed, tegument 
halved, the nucleary coat is still demonstrable but the 
embryonary scarcely so. , 
. Embryo as it is folded up in the seed, 16 Do. cotyledone, 
displaced, 16 Do. front view, the fissure at apex of radi- 
cle is imaginary. 
. Seed less developed, 17a its embryo, situation of plu- 
mule at & very distin ct. 
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