52 FENTANDRIA MONOGYNIA. 



base of each cluster." The flowers are not larger than 

 those of M. arvensis ; while the bristles on the calyx, and 

 on the herb in general, are more widely set. The specific 

 name is a bad one, and calculated to mislead for, though 

 the plant does often grow in a very crowded manner, it is 

 certainly never cespitose or tufted. It is perhaps the 

 M. repens of DON. See HOOKER, Fl. Scot. i. 67- 



3. M. sylvatica, root fibrous; stems erect, hairy; leaves ob- 

 long, lanceolate, with soft hairs ; clusters with a leaf at the base ; 

 flowers large ; tube of the calyx clothed with hooked bristles, 

 segments with straight upright hairs. Wood Scorpion- grass. 



Hal. Woods. Horncliff-dean. June, July. 



* * Roots annual. 



4. M. arvensis, root fibrous ; leaves oblong-lanceolate, hairy : 

 flowers small, their stalks (in fruit) patent, twice the length of 

 the closed hairy calyx, the hairs of the tube hooked; seeds 

 smooth. Field Scorpion-grass. 



Hob. Dry sandy fields, &c. common. June Aug. 



5. M. versicolor, root fibrous ; leaves oblong-lanceolate, hairy ; 

 flowers very small, yellow and blue ; their stalks erect-patent, 

 shorter than the closed calyx, the hairs of the tube hooked : 

 seeds smooth. Yellow and Blue Scorpion-grass. 



Hab. Heaths, sandy fields, on earth-capt dikes, and some- 

 times in moist meadows. April June. 



57. LITHOSPERMUM. 



1. L. arvense, stem erect, branched ; leaves lanceolate, acute, 

 hairy ; corolla white, not much longer than the calyx ; seeds 

 wrinkled. Corn Gromwell. 



Hab. Corn fields frequent. May, June. 



The L. maritimum grew, in the time of RAY, " at Scram- 

 inerston Mill, between the Salt-pans and Berwick on the 

 sea-beach, about a mile and a half from Berwick," but, we 

 believe, it will now be sought for in vain. 



