SEAL ON MICHIGAN FLORA. 105 



CONIOSELINUM Hoffm. 



*1549. C. Chinense (L.) B. S. P. Hemlock Parsley. Ann Arbor, All. Cat.; Macomb 

 Co.; Flint; Hubbardston and north, C. F. Wheeler. Infrequent. Th. 



OXYPOLIS Raf. TIEDEMANNIA DC. 



*1550. 0. rigidus (L.) Britton. Cowbane. Tiedemannia rigida Coult. & Rose. Hub- 

 bardston; Ann Arbor, All. Cat. Not much N. of lat. .43. Infrequent. C. & S. 



HERACLEUM L. 

 *1551. H. lanatum Michx. Low ground. Common. Th. 



PASTINACA L. 



*1552. P. sativa L. Wild Parsnip. Fields. Infrequent. Th. 



IMPERATORIA L. 



1553. I. Ostruthium L. Master-wort. Muskegon, C. D. McLouth. 



POLYTAENIA DC. 



1554. P. Nuttallii DC. Dr. Wright, also A. Gray. Rare. S. 



FOENICULUM Adans. 



1555. F. Foeniculum (L.) Karst. Fennel. Ballast grounds, Detroit, 0. A. Farwell. 



THASPIUM Nutt. 



1556. T. barbinode (Michx.) Nutt. Hairy-jointed Meadow Parsnip. Jackson, S. H. 

 Camp. 



1557. T. trifoliatum (L.) Britton. Purple Meadow Parsnip. Confined to the two 

 southern tiers of counties. 



1558. T. trifoliatum aureum (Nutt.) Britton. Belle Isle, 0. A. Farwell. , 



ERYNGIUM L. 



1559. E. aquaticum L. Button Snakeroot. E. yuccaefolium Michx. White Pigeon, 

 1838, Dr. Wright, in University Herb; Sturgis, F. P. Daniels; S. W., H. S. Pepoon. 

 Rare. S. W. 



SANICULA L. 



*1560. S. Canadensis L. Short-styled Snakeroot. 8. Marylandica Canadensis Torr. 

 Hubbardston: Flint; Ann Arbor; All. Cat.; Alma. Beech and maple woods. Infre- 

 quent. C. & S. 



*1561. S. gregaria Bicknell. Clustered Snake-root. Alma, C. A. Davis; Agricultural 

 College, C. F. Wheeler; Belle Isle, 0. A. Farwell. 



*1562. S. Marylandica L. Black Snake-root. Oak woods. Common. Th. 



15G3. S. trifoliata Bicknell. Large-fruited Snake-root. Alma, C. A. Davis and 

 C. F. Wheeler. 



TAENIDIA Drude. PIMPIXELLA L., in part. t 



*1564. T. integerrima (L.) Drude. Yellow Pimpernel. Pimpinella integerrima A. 

 Gray. Dry soil. Very abundant in Grand-Saginaw Valley. Th. 



CHAEROPHYLLUM L. 



*156f,. C. procumbens (L.) Crantz. Spreading Chervil. Low woods. Frequent in 

 Granr 1 River Valley; Valley of the Raisin River near Dundee, C. F. Wheeler; Macomb 

 Co. C. & S. 



14 



