[14] 101 FLOWERING PLANTS 



Seeds and Germination. 



I. SEEDS WITH FOOD MATERIAL IN THE COTYLEDONS, WHICH REMAIN BELOW ON GERMINATION. 

 i. BEAN (Vicia faba). 



A. Sketch a seed, noting the testa, the hilum, and the position of the micropyle. (By squeezing a soaked 

 seed a drop of water is forced out through the micropyle.) 



B. Split the seed longitudinally, and sketch a cotyledon, the radicle, hypocotyl and plumule. 



C. Make a series of sketches of germinating seeds and seedlings in different stages, shewing the radicle, 

 hypocotyl, plumule, cotyledons ; primary root and its lateral branches; stem and first foliage leaves: also the developing 

 axillary buds in the axils of the cotyledons. 





