CRYPTOCORYNE. 137 
6. Same long section, а hilum, 6 testa, с callous urceolar 
, nucleus, d cotyledon, e primary radicle, f axis. 
/. same subspontaneously separated from the cotyledon, nu- 
cleus, and testa; a cicatrix of cotyledon ; 0 primary radicle. 
8. Same: vertical of lower face, or base: a cicatrix of co- 
tyledon ; ё primary radicle. 
9. one of the young leaves shewing its convoluto-involute 
vernation. 
3. Cryptocoryne elata. Pl. CLXXI. Fig. I. 
Represents the stages of development after the protrusion of 
the radicle and appearance of plumula. 
1. Young fruit. 
2. Young abortive ovule, (after feeundation) 
3. Do. long section. 
4. Do. nucleus, and inner tegument ? 
5. Apex of do. represents what I thought I saw of the 
boyau and its penetration, all the above were from the 
same fruit, no. 1, from which all remaining figures like- 
wise were taken. 
6. Young seed. 
7. Same, most of the spongy testa removed, the radicle 
projects from the nucleus, and the plumula is develop- 
ing, a foramen with callous edges. 
8. Same, nucleus cut away at the base, shews the extent of 
the cotyledon and the loose tissue lining the nucleus. 
9. Nucleus of same. Embryo removed. 
10. Embryo 
11. Apex of nucleus projecting, radicle and plumula seen la- 
terally. 
12. Do. in front. 
13. Do. dorsum or radical face. 
14. More developed seed, long section. 
15, Same: upper half of testa removed. 
16. Embryo viewed on its radical face. 
17. Head of Embryo viewed on its face opposite the radicle. 
8 
