The Flora of tiik Cayim.a Lake Basin 353 



6. Mertensia Roth. 

 1. M. virginica (L.) Link. Bluebells. Virginia Cowslip. 



Rich alluvial stream-banks ; scarce, but often abundant where it occurs. Apr. 25- 

 May 15. 



Near mouth of Enfield Creek (D.\) ; valley s. of Buttermilk Falls (0. L. Taylor, 

 D.\) ; "Neguaena Cr., near the Fleming S. H." (D.) ; Negundo Woods (D.\) ; below 

 Ellis Hollow Swamp (£>.!); e. of Freeville, by Fall Creek {V erne Morton); 

 Taughannock Gorge. 



N. Y., Out., and Minn., soutliw. to Ga., Ohio, and Kans. ; rare or absent on the 

 Coastal Plain. 



7. Lithospermum (Tourn.) L. 



a. Nutlets gray, dull, wrinkled, and roughened ; corolla destitute of folds or crests in 

 the throat; leaves lanceolate or linear, without apparent lateral veins; annuals or 

 biennials. 1. L. arvense 



a. Nutlets ivory-white, glossy, smooth; corolla with pubescent crests in the throat; 

 leaves lanceolate to ovate, more veiny ; perennials. 

 b. Corolla plainly exceeding the calyx; leaves lanceolate, acute, firm. 



2. L. officinale 

 b. Corolla shorter than or but slightly exceeding the calyx; leaves ovate or ovate- 

 lanceolate, acuminate, thin. 3. L. latifolium 



1. L. arvense L. Corn Gromwell. 



A weed of fields and roadsides, in stony and gravelly soil, probably with some 

 clay ; frequent. May-June. 



Roadside n. of Enfield Glen; near mouth of Coy Glen; South Hill; C. U. campus; 

 McKinneys ; bottom land, Paine Creek. 



Que. to Ont. and Mich., southw. to Ga. and Kans. ; infrequent in noncalcareous 

 regions. Naturalized from Eu. 



2. L. officinale L. Common Gromwell. 



Gravelly pasture lands and roadsides, in calcareous regions ; scarce. June-July 20. 



Confined to the region from Ludlowville to Aurora : bottom land in Paine Creek 

 glen; near Wood Mill station (D.). 



E. Que. to Minn, and N. J.; rare or absent in noncalcareous regions. Naturalized 

 from Eu. 



3. L. latifolium Michx. 



Rich alluvial gravelly bottom lands ; rare. June. 



Lower end of Enfield Glen; Fall Creek, on the island at Forest Home (D. !) 

 and near the Dryden-Ithaca town line (F. P. Mctcalf & K. M. IV.) ; Salmon Creek, 

 below -Ludlowville (D.) and below Genoa. 



W. Que. and N. Y. to Minn., southw. to Va., Tenn., Ark., and Kans. ; rare or 

 absent in noncalcareous regions. 



8. Onosmodium Michx. 



1. O. hispidissimum Mackenzie. (0. Carolinianum of Cayuga Fl.) False Grom- 

 well. 



Dry or damp rocky or gravelly soil ; rare. July. 



" South Hill from near the reservoir to the Quarry Woods beyond the ' Incline ' " 

 (D. !), that is, around Cayuga St. extension below the railroad; gravel bars in 

 Salmon Creek s. of Genoa (K. M. W ., A. J. E., & L. F. Randolph). 



Cent. N. Y. to Minn, and Nebr. southw. to Ga. and Tex. 



