PLATE VII. 



Isapyrum odianiifdiwn HOOK, et THOMS. vrir. arisanens-is HAYATA. 



Fig. 1. The pLint. 



2. A radical leaf. 



3. Basal portion of a petiole. 



4. A leaflet. 



5. An open flower, with five stamens. 



6. Another form of flowers, with ten stamens. 



7. Sepals of different shape. 



8. A petal, seen from within and without. 



9. A stamen. 



10. An ovary, or two carpels. 



11. A fruit. 



