Cross-fertilisation of Cereals, 
687 
15 12 14> i?s 
Fio. 1. — The Flower of Wheat. 
1. Ear in flower, June 20, J nat. size. 
2. Another view of 1, J nat. size. 
3. Spikelet of 1, x 2 times. 
4. A flower of 3, x 2 times. 
5. The same flower (4) without the 
glume, x 2 times. 
6. Section of glume and pale of 4, x 2 
times. 
7. 8. Flower with lodicules, stamens, 
and style, x 4 times. 
9. Section of alodicule of 7, x 6 times. 
10. Transverse section of a burst 
anther, x 8 times. 
11. Ovary and styles with .pollen 
grains, x 4 times. 
12. 13. Section of 11, x 8 times. 
14. Transverse section of ovary of 11, 
x 8 times. 
15. A hair of the style of 11, x 80 
times. 
16. Polleu grains, entire, emitting the 
tubes and empty, x 80 times. 
