SCROPHULARIACEAE 281 



3. Mlmulus moschatus Dougl. Musk-flower. Musk-plant. 

 (Man. p. 828; I. F. /. 3269.) lu wet places, N. S. and Ont. to N. Y. 

 Adv. from the Pacific Coast. Pen?isylvania : Philadelphia, rocks near 

 Manayunk. 



11. LIMOSELLA L. 



1. Limosella aquatica L. Mudweed. MudworT. (Man. p. 831 ; 

 I. F. /. 3283.) On muddy shores and in brooks, Lab. and Hudson Bay 

 to the N. W. Terr., Colo, and Calif. Also in Eu., Australia and S. Am. — 

 Pennsylvafiia : Philadelphia ; Delaware. 



12. CONOBEA Aubl. 



1. Conobea multifida (Michx. ) Benth. Conobea. (Man. p. 828; 

 I. F. /. 32 JO.) Along streams and rivers, Ohio to Iowa, Kans., Ky. and 

 Tex. Introd. eastward. — Pennsylvania : Philadelphia, on or near bal- 

 last. 



13. GRATIOLA L. 

 Staminodia wanting or mere scales : corolla yellowish white. 



1. G. Vtrgtntatia. 

 Staminodia conspicuous, with capitate tips : corolla golden yellow. 



2. G. aurea. 



1. Gratiola Virginiana L. Clammy Hedge-hyssop. (Man. p. 829; 

 I. F. y. 3275.) In wet places, Quebec to B. C, Mass., Fla., Tex. and 

 Calif. — Pe7insylvania : Luzerne ; Bucks ; Delaware ; Chester ; Lan- 

 caster ; Franklin ; Huntingdon ; Erie ; Allegheny. 



2. Gratiola aurea Muhl. Golden Hedge-hyssop. (Man. p. 830; 

 I. F.y. 327/.) In sandy wet places, Quebec and Ont. to N. J. and Fla. — 

 Pennsylvania : Monroe, Water Gap ; Northampton, on Delaware, 

 Bethlehem ; Bucks, Bristol. 



14. ILYSANTHES Raf. 

 1. Ilysanthes dubia (L.) Barnh. Long-stalked False Pimper- 

 nel. (Man. p. 830 ; I. F. /. 3280.) In wet places, N. Eng. to Fla., Ont., 

 S. Dak. and Tex. Also on the Pacific Coast. — Pennsylvania : Monroe ; 

 Luzerne ; Northampton ; Bucks ; Delaware ; Chester ; Lancas- 

 ter ; York ; Dauphin ; Franklin ; Huntingdon ; Allegheny. 



15. MICRANTHEMUM Michx. 

 1. Micranthemum micranthemoides (Nutt. ) Wettst. Nutt all's 

 Micr.anthemum. (Man. p. 831 ; l.V.f. 3282.) In tidal mud, N. J. and 

 Pa. to Fla. Also in Cuba. — Pennsylvania : Philadelphia ; Delaware. 



16. VERONICA L. 



A. Flowers in axillary racemes : bracts very different from the leaves. 



Plants mainly glabrous, sometimes slightly glandular above, or obscurely 

 strigillose in V. scutellata : partly aquatic species. 

 Leaf-blades ovate or oval to ovate-lanceolate : capsule slightly flattened. 

 Blades of the stem-leaves sessile and partly clasping, entire or ob- 

 scurely toothed. I. V. Anagallis-aquatica. 



