SCROPHULARIACEAE 



555 



I. attenuata (Muhl.) Small. In wet places: Me. and Ont. 

 to Wise, Ark., Fla., Mo. and Kan. 



Common throughout the range, except in the pine-barrens, there 

 unknown. 



14. Micranthemum Michx. 



M. micranthemoides (Nutt.) Wetts. In tidal mud: N. J. to 

 Fla. 



Known in our area only from Burlington and Camden counties, 

 N. J., and Philadelphia and Delaware counties in Pa., in both 

 states exclusively on the Delaware River. 



15. Limosella L. 

 L. aquatica (L. tenuifolia Hoffm.). In brackish mud: Lab. to 

 N. J. Also in Europe, Australia and S. America. 



Rather rare along the coast from Conn, to Cape May and up the 

 larger rivers, always within the influence of the tides; unknown 

 from L. I. or S. I. 



16. Veronica [Tourn.] L. 



Flowers racemose in the axils of the leaves, bracteolate. 



Glabrous or minutely glandular above (No. 3 rarely 

 hairy); brook or swamp plants. 

 Leaves ovate, oval, oblong or oblong-lanceolate; 

 capsule compressed. 

 Stem leaves sessile, partly clasping. 

 All the leaves petioled, serrate. 

 Leaves linear or linear-lanceolate; capsule very flat. 

 Pubescent, dry soil plants; leaves crenate or dentate. 

 Leaves oval or obovate, petioled; pedicels shorter 



than the calyx. 

 Leaves ovate, nearly or quite sessile; pedicels longer 

 than the calyx. 

 Flowers in terminal spikes or racemes, or solitary in the axils. 

 Flowers in terminal spikes. 

 Flowers mostly solitary in the axils. 

 Peduncles shorter than the leaves. 



Erect; glabrous or glandular; capsule emargi- 



nate. 

 Diffuse; pubescent; capsule obcordate. 

 Peduncles as long as the leaves or longer. 



Leaves ovate or oblong, crenate or dentate. 



Corolla not longer than the calyx; 



capsule narrowly emarginate. 

 Corolla longer than the calyx; capsule 

 broadly emarginate. 



1. V.Anagallis-aquatica. 



2. V. americana. 



3. V. scutellata. 



4. V. officinalis. 



5. V. Chamaedrys. 



6. V. serpyllifolia. 



7. V. peregrina. 



8. V. arvensis. 



9. V. agrestis. 

 10. V. Tourncfortii. 



