xliv CLASS XIV. 



PA03. 



15. Ptoxasthemum. -Calyx nearly equally 5-toothed, naked in the throat. - 



Flowers whitish or flash colored. 2CT 



13. ToYMDS.-CV.yx 2-lipped, woolly in the throat. Corolla short, slightly 2- 



lipped.— Low mostly diJa-M. herbs, with amaB ^53 



***** Siim:ns ascending in pairs, under the vaulted upper Up. 



17. CinropODnm.— Calyx tubaktr; 13-nerved. mw or less 2-lipped, 5-toothed 



Upper corolla lip riatti-h. — Flowers purpli ■■'<. 253 



18. Melissa.— Calyx naked iu the throat, 13-nerved, 5-toGthed, more or less 2- 



lipped. — Blowers whitish, in loose one-s 2Z3 



Id. Prunella. -Calyx flipped, the upper lip truncate, .^toothed, flat. Upper 



corolla-lip archil. — Flowers violet or flesh-colored, in clutters of 6. 259 



20. Scutellaria.— Lips of the vaulted calyx entire. Upper corolla iip-arehed, 



entire. — Bitier herbs, with axillary spiked or racem>d fln- ■xt.. 259 



21. .PHTSOSTEf:i\. -Calyx 5-toothed, inflated bell-sliaped after flowering. Upper 



lip of the inflated what Spreading. — Flowers barge and she v.y . 



flesh colored or purplish, in crowdtd spikes. ~ 261 



22. Lamiih. -Calyx 5-nerved, 5-toothed. Throatof the corolla inflated, lateral 



lobes truncate or with a tooth-like appendage.— Decumbent herbs, with 

 axillary whorhd dusters of purplish flowers. 261 



23. Lso.vcrcs — Calyx 5-nerved. 5 toothed, (he teeth awl-shaped, rit id or spine- 



like. — Upright hobs, with cut lobed /• 2 i ;l 



21. Galsopsis. — Calyx 5 to 10-awr.ed. with 5 spiny routed teeth. Threat of 



the corolla ind itcl.—IFrbs, with spreading brandies. 202 



26. Stachys.— Calyx 5 to 10 flowered. 5-toothed.— //• rbs with 2 to many flowered 



whorls, approximated in terminal racemes or spikes. 2fll 



26. Mu-.RrBiuM.— Palvx tubular, mostly rO-toothcd. Stamens in the corolla- 



tttbe. — Whitish woolly bitter herbs, with whitish flowers. 202 



• ***** Stamens curved, a3ce?vlirgand much longer than the corolla, 



27. Triofiostbma. — Calyx unequally 5-cleft. Corolla limb unequally5 cleft, the 



lobes declined. — Il^rbs, somewhat clammy, with blue flowers. 2-3 



28. Teccrii-m — Calyx equally or unequally 5 toothed. Corolla deeply cleft 



between the ^ upper iobes. the stamens exserUd from the cleft.— Herbs 

 downy. 264 



C UL TIVA TSD EA'O TICS. 



23. Octmtjm. — Corolla inverted or sub-bilabiate, the 4 upper lobes nearly canal. 



Exterior filaments with a process at their baae. 264 



SO. Lavandula — Calyx tubular, nearly equal— Shrubby odoriferous plants, 



with narrow rigid leaves and small white flowers. 264 



31. B.08).marincs.— Calyx ovate-bell-shaped. — An erect evergreen shrub, with 



bright blue JLwcrs, axillary and terminal. 265 



22. Satctuma — Calyx 5-toothed. tubular 10-ribbed. — Leaves numerous, small 



narrow. Flowers vink-colored, in axillary cymes. 265 



33. HY330PSD3. — Calyx 5-toothed. — Foliage delicate. Flowers bright blue, in one- 

 sided cymes. ' 265 



ft VERBENACEiE. — Ilerbs or shrubs, with opposite leaves and a more or less 

 2-lipped irregular corolla. Fruit dry or drupaceous, usually splitting 

 when ripe into a 1 to 4-seeded nutlets. 247 



L Vzrdeha. — Calyx 5 toothed, tubular. Corolla tubular, often curved, salver- 

 form, the bolder somewhat unequally 5-cleft. Style slender. — Herbs, 

 with mostly alternately spicate bracted flowers, sometimes braettd or 

 corymUd. 247 



2. Purtma.— Calyx and corolla 2-lipped. Style Blender. Fruit 1-celled, 1- 



eeeded. — Flowers small, purplish or rose-color, opposite. 248 



i. LtppiA.— Calyx and corolla 2-lippcd. Fruit 2-c«lled, 2-seeded.— Heads of 



flvwert on 'axillary peduncles. 249 



