296 
54, BORAGINACEiE. 
10. Lithosper'mum Linn. Gromwell. 
1. L. officinale (L.) ; st. erect much branched, I. lanceolate 
acute veined hispid with bulbous adpressed bristles above hairy 
beneath, throat of the cor. with a crown of scales, nutlets smooth. 
—E. B. 134.— St. 12—18 in. high. Fl. greenish yellow, nutlets 
grey, highly polished, stony, 2 or 3 ripening in each calyx. 
Root whitish. — Dry and stony places. P. VI. — VIII. 
Gromwell. E. S. I. 
2. L.jmrpureo-ccerideum (L.) ; barren shoots prostrate creep- 
ing, fl.-st. erect forked, 1. lanceolate acute hispid, hairs on the 
upperside adpressed bulbous, cor. much exceeding the calyx, 
nutlets smooth. — E. B. 117. FI. large, bright blue. Nutlets 
silvery white, highly polished. — This species and the following 
have no scales in the throat of the cor., but merely 5 longitudinal 
downy folds {Rhytispermum Link). — Thickets on a limestone 
soil, rare. P. V.— VII. E. 
3. L. arven'se (L.) ; st. erect branched, 1. lanceolate rather 
acute hispid with adpressed bulbous hairs on both sides, cor. 
rathe? exceeding the calyx, nutlets tubercled. — E. B. 123. — St. 
1 ft. high. Fl. small, white. Nutlets pale brown, polished, 
pitted, 3 or 4 perfected in each calyx. Root bright red. — Corn- 
fields. A. v.— VII. Corn Grormvell. E. S. I. 
11. Myoso'tis Linn, em., Wallr. Scorpion-grass. 
i. Persistentes. Cal. of fruit shorter than its stalk. 
* Hairs on cal. all straight and adpressed. 
1. M. scorpidides (L. em. Hill) ; fr.-cal. open, its teeth short 
triangular, cor.-limb fiat longer than the tube, its lobes slighth/ 
emarginate, style about equalling cal., pubescence of st. (usually) 
sjyreading. — E. B. 1973. — J/, palustris (Hill).— L. bluntish, 
apiculate. Raceme quite leafless. Cor. large, bright blue 
with a yellow eye. Cal. divided about down. — a ; rhizome 
long leafy stoloniferous, st. angular with decurrent prominent 
lines, pubescence spreading.—/?. M. strigulosa (R.) ; rhizome 
short leafless, st. more slender and erect not angular its pub- 
escence adpressed, 1. less blunt, style equalling cor.-tube. 
M.coronaria (Dum.). Base of st. sometimes patently hairy. — 
Ditches and watery places. P. VI.— VIII. ^. VI. Forget- 
me-not. E. S. I. 
2. M. repens (Don ined., Rchb.) ; fr.-cal. open, its teeth 
narrovj lanceolate acute, style falling short of cal., cor.-limb 
flat longer than the tube, its lobes slightly emarginate, pu- 
