182 PAPILIONACEAE 



2. Baptisia tinctoria (L.) R-Br. Wild OR YEi,i<ow Indigo. (Man. 

 p. 535 ; I. F. f. 20^0.) In dry soil, Me. to Minn., Fla. and La. — Penn- 

 sylvania : Monroe ; Northampton ; Bucks ; Montgomery ; Phii,a- 

 DEtPiA ; Dei,aware ; Chester ; Franklin ; Huntingdon ; Fayette. 



2. CROTALARIA L. 

 1. Crotalaria sagittalis L. RaTTlE-box. (Man. p. 536; I. F. /. 

 20S5-) In dry, open places, northern N. Eng. to Fla., west to Ark. 

 and Mex. — Pennsylvania : Northampton ; Bucks ; Berks ; Delaware ; 

 Chester ; Lancaster ; York ; Perry ; Franklin. 



3. LUPINUS L. 

 1. Luplnus perennls L- Wild Lupine. (Man. p. 536; I. F./. ^05-7.) 

 In dry, sandy soil, Me. to Minn., Fla., Mo. and La. — Pennsylvania: 

 Pike ; Bucks ; Berks ; Delaware ; Chester ; Lancaster ; Lebanon; 

 Franklin ; Fulton ; Huntingdon. 



4. ULEX L. 



1. Ulex Buropaeus L. GoRSE. Whin. (Man. p. 537 ; I. F./. ^od/.) 

 In waste places, southern N. Y. to eastern Va., escaped. Also on Van- 

 couver Island. Fugitive from 'Bu. ^Pennsylvania : Philadelphia, 

 ballast. 



5. CYTISUS L. 



1. Cytisus sooparius (L) Link. Broom. GrEEN or Scotch Broom. 

 (Man. p. 537 ; I. F./. 3o6j.) In waste places, Mass. to Va. Also at Shel- 

 burne, N. S., and on Vancouver Island. Adv. or nat. from Eu. — Penn- 

 sylvania : Bucks ; Berks ; Lancaster ; Allegheny. 



6. MEDICAGO L- 



Plants perennial : corolla violet. i. M. saliva. 



Plants annual : corolla yellow. 

 Pods curved, unarmed, i-seeded. 2. M. lupulina. 



Pods spirally twisted, spiny, several-seeded. 

 Pods loosely coiled, the edge not furrowed. 3. M. denticulata. 



Pods tightly coiled, the edge furrowed. 4. M. Arabica. 



1. Medicago sativa L. Alfalfa. Lucerne. (Man. p. 538 ; I. F. 

 /. 2064.) In fields and waste places, N. Eng. and Ont. to Minn., south 



to Va. and Tex. Introd. from Eu. — Pennsylvania : Northampton ; 

 Delaware ; Chester ; Bucks ; Lancaster ; Erie ; Allegheny. 



2. Medicago lupulina L. Black or Hop Medic. Nonesuch. 

 (Man. p. 538 ; I. F./. 2o6s.) In fields and waste places generally. Na- 

 tive of Eu. and Asia. — Pennsylvania : Monroe ; Northampton ; Bucks ; 

 Philadelphia ; Delaware ; Chester ; Lancaster ; Dauphin ; 

 Franklin ; EriE ; Allegheny. 



3. Medicago denticulata Willd. Toothed MEDIC. (Man. p. 538; I. 

 F. /. 2o66. ) In waste places and in ballast about the seaports, N. S. to 

 Pa. Also in the southern and western states and on the Pacific Coast. 



