306 PRACTICAL BOTANY. 



4. Eryngium. Tourn. Button-Snakeroot. Species 2. 



5. Dauous, Tourn. Carrot. Species : Daucus carota, L. 



6. J'olytoenia, D. C Species : PolytcBnia NuttaMii, D. C. 



7. Seracleum, L. Cow-Parsnip. Species ; 



Seracleum lancUum, Mx. 



8. Pastinaca, Tourn. Parsnip. Species : 



Pastinaca sativa, L. 



9. Archenwra, D. C. Cowbane. Species : 



Archemora rigida, D. C. 



10. Tiedemannia,'D.C. False Water-drop wort. Species: 



Tiedemannia teretifolia, D. 0. 



11. Angelica, L. Species: Angelica Curtisii, Buckley. 



12. Archangelica, Hofiin. Species 3. 



13. Conioselinum, Fischer, Hemlock-Parsley. Species: 



Conioselinum Canadense, Torr. & Gr. 



14. .^ihusa, Jj. Fool's Parsley. Species: 



^thusa Gynapium, L. 



15. Ziigusticum, L. Lovage. Species 2. 



16. Thaspium, Nutt. Meadow-Parsnip. Species 4. 



17. Zizia, D. C. Species: Zizia integerrima, D. C. 



18. Pupleurum, Hovixxi. Thorough- wax. Species: 



Pupleurum rotundifolium, L. 



19. Discqpleura, D. C. Mock-Blshop-weed. Species 2. 



20. Cicuta, L. Water-Hemlock. Species 2. 



21. Sium, L. Water-Parsnip. Species 2 ; 



/SiMw linear e, Mx., and ^'mwi angustifoUum, L. 



22. Cryptotcenia, D. C. Honewort. Species : 



Cryptotcenia Canadensis, D. C. 



23. Ghmrophyllum, L. Chervil. Species : 



Chcerqphyllum procumbens. Lam. 



24. Osmorrhiza, Raf. Sweet Cicely. Species 2. 



25. Conium, L. Poison-Hemlock. Species: 



Conium maculatum, L. 



26. Eidophus, Nutt. Species: 



Eidophus Americanus, Nutt. 



27. Erigenia, Nutt. Harbinger-of -Spring. Species: 



M-igenia bulbosa, Nutt. 



