076 



Hypericaceae 



Hypericum 



Jan. 



Feb 



Mar 



Apr. 



May 



June 



July 



Aug. 



Sept. 



Oct. 



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Dec. 



55 



Map 1415 



Hypericum qentianoides (L.) B S P. 



Map 1416 

 Hypericum Drummondii 

 (Grev & Hook) T.&G. 



quent. It is apparently absent about Lake Michigan and in the northern 

 counties. 



Ohio to Iowa, southw. to Ala. and Ark. 



11. Hypericum majus (Gray) Britt. Map 1413. In moist, sandy soil 

 about lakes and swamps and in wet prairies. Rare. 



E. Que. to Man., southw. to L. I., n. N. J., Pa., 111., Iowa, and S. Dak. ; 

 also in e. Wash. 



12. Hypericum boreale (Britt.) Bickn. Map 1414. In marshes and wet 

 sandy places about lakes. 



Newf. to Ont., southw. to Vt., N. J., Pa., and Ind. 



13. Hypericum gentianoides (L.) BSP. Map 1415. In the lake area 

 this species is found in moist, sandy soil in low places in black and white 

 oak woods and in prairies. In the southern part of the state it is found 

 in minimacid soil on the crests of chestnut oak and black oak ridges and 

 in low ground in the pin and post oak flats. 



Maine, sw. Ont. to 111., southw. to Fla. and La. 



14. Hypericum Drummondii (Grev. & Hook.) T. & G. Map 1416. 

 Usually in hard, white, slightly acid, clay soil in low, flat, wheat stubble, 

 hayfields, and fallow fields and in poor soil in exposed places on the crests 

 of wooded ridges. 



Va., 111., and Iowa, southw. to Ga. and Tex. 



15. Hypericum canadense L. Map 1417. Sandy soil on the low borders 

 of swamps and lakes. Very rare. Often confused with Hypericum majus. 



Newf. to Man., southw. to Ga., Ky., and Wis. 



16. Hypericum mutilum L. Map 1418. In northern Indiana in moist, 

 sandy soil about lakes and swamps, in low woods, cornfields, and wet 

 prairies. In the southern part of the state it is more frequent in minimacid 



