Seed in the Scitamineae. 
39 
Fig. 1 6. Structure of coat of a young seed 3-5 mm. long, x 200. 
Fig. 16 a. Details of outer layers of Fig. 16. X530. 
Fig. 17. Structure of coat of seed 6 mm. long, x 200. 
Fig. 17 a. Details of outer layer of Fig. 17. x 530. 
Fig. 18. Structure of testa of full-grown, but unripe, seed, x 200. 
Fig. 18 a. Details of outer layer of Fig. 18. x 530. 
Fig. 19. Structure of testa of ripe seed, x 200. 
Fig. 19 a. Details of outer layer. X530. 
PLATE II. 
Figs. 20-24. Canna induct , L. 
Fig. 20 a. Surface view of a stoma from the surface of a young seed 3-5 mm. long, 
x 530- 
Fig. 20 b. A vertical section of the same, x 530. 
Fig. 21. Vertical section of a stoma in the ripe testa, x 530. 
Fig. 22. Cells of the endosperm-layer from a seed not yet quite ripe. X530. 
Fig. 23. Cells of the endosperm-layer from a ripe seed, x 530. 
Fig. 24. Section through endosperm-layer and already emptied perisperm- cells 
from a germinating seed. x 530. 
Figs. 25-31. Thalia dealbata, Fraser. 
Fig. 25. A young ovule. X75. 
Fig. 26. An ovule a little before fertilization, x 60. 
Fig. 27. Embryo-sac of an ovule ready for fertilization. X530. 
Fig. 28. Section through the integuments of such an ovule. x 200. 
Fig. 29. Young seed, with projection into this median plane of beginning of 
perisperm-canal. x 30. 
Fig. 30. Fully grown but unripe seed enclosed in the pericarp. X4. 
p. c., the projection into this plane of the perisperm-canals, which lie respectively 
above and below the plane of the section ; the same is true for Fig. 29. 
Fig. 31. Structure of testa of nearly ripe seed, x 200. 
Fig. 32. Calathea densa, Regel, a well-developed ovule, x 75. 
Fig. 32 A. Phrynium capitatam, W illd., section of a ripe seed, with embryo 
removed. X2. 
Rigs- 33-37. Amomum elongatum (Teijsm. et Binn.). 
Fig- 33 - Very young ovules, x 200. 
Fig. 34. An older ovule. X 75. 
Fig. 35- Structure of integuments of developed ovule, x 200. 
Fig. 36. Section of ripe seed, x 6. 
Fig. 37 * Structure of part of micropylar end of ripe seed. X38. 
Figs. 38-40. Alpinia mntica , Roxb. 
Fig. 38. A young ovule. X75. 
Fig- 39- Section of a nearly ripe seed at right angles to the diaphragm, dm. x 5. 
Fig. 40. Section of a similar seed in the plane of the diaphragm, dm. x 5. 
