Patterns in Angiosperm Woods

With such a limited data base, it is difficult to draw too many comparisons between flavonoid patterns in angiosperms vis-a-vis the gymnosperms. However, there is a general trend in flavonoid synthesis within the vascular plants toward 

In this account of angiosperm wood flavonoids, attention will be focused on the two families that have been the subject of detailed investigation. 

---