GINKGO ALES 



199 



Fig. 226.^Tink^o 

 bundles. — After Sprecher (47). 



transverse section of petiole of leaf, showing two 



Fig. 227. — Ginkgo hiloba: transverse section of the stalk of ovulate strobilus, 

 showing the general structure of a stem. — After Sprecher (47). 



