262 



THE FLOHA. 



bony, ovate, smooth or wrinkled, fixed by a flat base. — Herbs generally 

 with thick, reddish roots. Hewers spiked or I'aoemed, with leafy bracts. 

 May-July. 



§ Flowers white, small a 



§ Flowers yellow, showy. Aohenia smooth, polished 5-7 



a Achenia roughened with wrinkles 1 



a Achenia smooth and polished 2-4 



1 L. arven'se. Wheat-thief. Eoot ®, red. Leaves lance-linear. Plant 12-18' high, 



hairy, c. [tube. N. M. 



2 L. officina'le. Gromwell. Eoot 'U-. Lvs. lanceolate. Calyx equal to corolla 

 8 L. latifo'llum. JBroadr-leaved G. Eoot 'H. Leaves lance-ovate, sharply acumi- 

 nate. Sepals longer than the corolla, spreading in fruit. Stem l-2f. 

 4 L. angustifo'lium. Narrow-h). G. U Lvs. linear, stiff, edges some revolute. M. W. 



5 L. canes'cens. Fuccoon. Soft-velvety, canescent. Lvs. oblong-linear. Tube of 



the corolla thrice as long as the very short calyx. Plant 8-12' erect. W. &c. 



6 L. hirtum. Hairy P. Eough-hairy. Lvs. lance-linear. Cor. long as calyx. "W. S. 



7 L. longiflo'nim. Long-flowered P. Eough-ashy. Lvs. lance-linear. Corolla tube 



four times as long as the calyx, lobes orenulate, wavy. W. S. 



3. MERTEN'SIA. Lungwort. 

 A short, 5-cleft calyx ; a tubular corolla, slender below, suddenly en- 

 larged above, limb 5-oleft ; the 5 stamens inserted at top of the tube, and 

 with smooth achenia. — 2f Plants usually smooth, with terminal racemes. 

 _ 1 M. Viigin'ica. Virginian L. Very smooth, 12-18' high. Eoot lvs. large, stalked ; 

 stem lvs. sessile. FIs. somewhat trumpet-shaped, blue-lilac, very fine. May. W. 



2 M. marit'ima. Sea L. Smooth, diffuse. Leaves ovate, 



fleshy. Corolla limb longer than the tube, which 

 shows 5 folds in throat, blue-purple. E. 



3 M. panicula'ta. Panialed L. Eough. Leaves cordate, 



acuminate, veiny. Calyx hispid, thrice shorter than 

 the tube, bell-form, blue-white corolla. N.-W. 



4. MTOSO'TIS. Forget-me-not. Scorpioft-grass. 



Calyx 5-cleft. Corolla salver-form, the 5 lobes 

 slightly notched at the end, throat closed with 5 

 short, concave scales. Nuts smooth, ovate, with 

 a small cavity at base. — Little herbs slightly wool- 

 ly. Racemes finally becoming long. May-Aug. 



1 M. paius'tris. True F. Flowers in one-sided racemes. 

 Plant smoothish, 6-12' high. Leaves linear-oblong, 

 obtuse. Flowers blue with a yellow centre. 



Fig. 604. Forget-me-not,— 

 a pair of scorpoid cymes. 



