BORRAGINACEAE 269 



2. Cynogloaaum Virginicum L. Wii,B Comfrey. (Man. p. 768 ; I. 

 F./. 3020. ) In woods, N. B. to western Out., Fla., La. and msins.— Penn- 

 sylvania : Bucks ; Delaware ; Chester ; Lancaster ; Huntingdon ; 

 Erie; Ai.i,egheny. 



3. LAPPULA Moench. 



Fruit erect : upper leaves with linear blades : pedicels subtended by narrow 



bracts. i. L. Lappula. 



Fruit drooping : upper leaves with dilated blades : pedicels bractless. 



2. L. Virginiana. 



1. Lappula Lappula (L.) Karst. European Stickseed. Bur- 

 SEED. (Man. p. 769 ; L F./. 3021.') In waste places, N. S. to B. C, N. 

 J. and Kans. Nat. from Eu. — Pennsylvania: Phii,adEi,phia, ballast; 

 Frankun ; Huntingdon ; Ai<i,egheny. 



2. Lappula Virginiaua (L. ) Greene. Virginia Stickseed. (Man. 

 p. 769; L F. /. 3023.) In dry woods and thickets, N. B. to Ont. and 

 Minn., Ala., La. and Kans. — Pennsylvania: Northampton ; Bucks ; 

 Delaware ; Chester ; Lancaster ; Franklin ; Huntingdon ; Erie ; 

 Allegheny. 



4. MERTENSIA Roth. 



1. Mertensia Virglnica (L-) DC. Virginia Cowslip. (Man. p. 

 771 ; I. F. f. 3034.) In low meadows and along streams, Ont. to N. J., 

 S. C , Minn., Neb. and Kans. — Pennsylvania ; Northampton ; Bucks ; 

 DELAWARE ; Chester ; Lancaster ; Franklin ; Huntingdon ; Eb,ie ; 

 Allegheny. 



5. ASPERUGO L. 



1. Asperugo procumbens L. German Madwort. Catchweed. 

 (Man. p. 772 ; I. P.yi 3037.) In waste places and ballast, N. Y. to D. C. 

 and Minn. Adv. from En. — Pennsylvania : Philadelphia. 



6. MYOSOTIS L. 



Calyx pubescent with straight hairs : plants perennial. 

 Corolla mostly over 6 mm. broad : calyx-lobes shorter than the tube. 



1 . M. palustris. 

 Corolla mostly less than 6 mm. broad : calyx-lobes as long as the tube. 



2. M. laxa. 

 Calyx pubescent with hooked hairs : plants annual or biennial. 



Pedicel longer than the calyx at maturity. 3. M. arvensis. 



Pedicel not longer than the calyx at maturity. 



Calyx-lobes equal : corolla yellow, becoming blue or violet. 



4. M. versicolor. 



Calyx-lobes unequal : corolla white. 5. M. Virginica. 



1. Myoaotls palustris (L.) Lam. Forget-mE-noT. (Man. p. 772 ; I. 

 ^■f- 3038.) In brooks and marshes, N. S. to N. Y. and Tenn. E.scaped.^ 

 Nat. of Eu. and Asia, — Pennsylvania : Monroe ; Philadelphia. 



2. Myosotis laxa Lehm. Smaller ForgeT-mE-noT. (Man. p. 772 ; 

 I. F. f. 303P.) In wet muddy places, Newf. to Ont., Va. and Tenn. 

 Also in Eu. — Pennsylvania : Monroe ; Northampton ; Bucks ; DELA- 



