LAURACEAE 143 



Family 8. BERBERIDACEAE T. & G. Barberry Family. 



Shrubs : leaves with pinnately compound blades, sometimes i-foliolate. 



1. Berberis. 

 Herbs : leaves with simple or ternately compound blades. 



Anthers opening by valves hinged at the top. 



Leaf-blades ternately compound : seeds naked, berry-like. 



2. Caulophyllum. 

 Leaf-blades simple : seeds enclosed. 3. Jeffersonia. 



Anthers opening lengthwise. 4. Podophyllum. 



1. BERBERIS L. 



1. Berberis vulgaris L. European Barberry. (Man. p. 432 ; I. F. 

 f. 1640.) In thickets, nat. from Eu. in the Eastern and Middle States, 

 adv. in Canada and the West. — Pennsylvania : Northampton ; Frank- 

 lin ; Susquehanna. 



2. CAULOPHYLLUM Michx. 

 1. Caulophyllum thalictroides (L.) IMichx. Blue Cohosh. (Man. 

 p. 433; I. F. /. 1643.) In woods, N. B. to Minn., S. C. and Neb. — 

 Pennsylvania : Northampton ; Bucks ; Philadelphia ; Monroe ; 

 Chester ; Lancaster ; Huntingdon ; Tioga ; Erie ; Somerset ; 

 Delaware ; Allegheny. 



3. JEFFERSONIA Bart. 



1. Jeffersonia diphylla (L.) Pers. Twin-leaf. (Man. p. 433 ; I. F./. 

 164^.) In woods, N. Y. to Wis., Va. and Tenn. — Pennsylvania : Bucks ; 

 Mifflin ; Huntingdon ; Fayette ; Washington ; Allegheny. 



4. PODOPHYLLUM L. 



1. Podophyllum peltatum L. May Apple. Wild Mandrake. 

 (Man. p. 433 ; I. F. /! 1646.) In low woods, Quebec to Minn., Fla. and 

 Tex. — Pennsylvania' : Monroe ; Northampton ; Bucks ; Chester ; 

 Lancaster; Franklin; Huntingdon; Delaware; Allegheny. 



Family 9. LAURACEAE Lindl. Laurel Family. 



Anthers 4-celled, 4-valved : leaf-blades, or some of them, lobed. 



I. Sassafras. 

 Anthers 2-celled, 2-valved : leaf-blades entire. 2. Benzoin. 



1. SASSAFRAS Nees & Eberm. 

 1. Sassafras Sassafras (L. ) Karst. Sassafras or Ague Tree. 

 {Man. p. 436 ; I. F./. i(>£4.) In dry or sandy soil, Mass. to Ont., Mich., 

 Fla. and Tex. — Pennsylvania : Monroe ; Northampton ; Bucks ; 

 Del-^ware ; Chester ; Lancaster ; Dauphin ; Fr.\nklin ; Hunt- 

 ingdon ; Allegheny. 



2. BENZOIN Fabric. 

 1. Benzoin Benzoin (L. ) Coult. Spice-bush. Benjamin-bush. 

 (Man. p. 437; I. F. /. i6j6.) In moist woods and along streams, Mass. 

 to Out,, Mich., Kans., N. C. and Tenn. — Pennsylvania: Monroe; 



