188 GAMOPETALOUS EXOGENS 



epatulate, often nearly entire, somewhat clasping. Peduncles % an inch to an 



inch long; corolla pale yellow, with tinges of red. 



JIab. Miry places; along rivulets : frequent. FL June. Fr, July. 



212. IL.YSA1VTII1ES, Rafin. 



[Gr. Ilys, mire, and anthos, a flower; from, its usual place of growth.] 

 Calyx nearly equally 5-parted, naked at base. Corolla tu- 

 bular, bi-labiate ; upper lip short, erect, 2-lobed. Sterile filaments 

 anterior, forked, one branch obtuse and glandular, the other 

 acute, short and tooth-like. Capsule ovoid-oblong, 2-valved? 

 Smooth annuals : leaves opposite ; peduncles axillary, 1 -flowered. 



1. I. gratiololdes, Benth. Stem square; leaves ovate and ob- 

 ovate, narrowed at base, the upper ones partly clasping. 

 Lindernia attenuata. Muhl. $ FL Ccs-tr. ed. 2. p. 364. 

 GRATIOLA-LIKE ILYSANTHES. False Pimpernel. 



Stem 4 to 6 or 8 inches high, erect, or decumbent and radicating at the lower 

 nodes, often diffusely branching. Leaves ]/ z an inch to an inch long, the lower 

 ones obovate, or spatulatc, nearly entire, narrowed almost to a petiole at base. 

 Peduncles shorter (or the upper and later ones often longer) than the leaves, 4- 

 angled ; corolla pale bluish-purple, about twice as long as the calyx. 

 HaJb. Low, swampy grounds : not very common. FL. July. Fr. Aug. 



SUBORDER II. RHINANTHID'EAE. 



Lateral lobes of the corolla, or one of them (never the upper lip), outermost in the 

 bud; capsule mostly loculicidal. 



a. Corolla with the lobes spreading and flat. 



273. VERONICA. 



[Etymology obscure; perhaps the flower of St. Veronica."] 

 Calyx 5- or 4-parted. Corolla tubular with a spreading border, or 

 sub-rotate, unequally 4-lobed, the lateral lobes, or the lower one, 

 usually narrower. Stamens 2, one on each side of the upper or pos- 

 terior corolla-lobe, exserted ; anther-cells confluent at apex. Capsule 

 ovoid, or obcordate and compressed at apex, 2-celled, many- or few- 

 seeded. 



1. PERENNIAL, f Leaves verticillate. ; flowers in dense terminal spttes ; corolla-tube 

 longer than the calyx ; capsule ovoid. 



1. V. Virgintca, L. Stem tall and straight; leaves on short 



petioles, lanceolate, serrate; spikes long, panicled or aggregated; 



stamens much exserted. 



Leptandra Virginica. Nutt. $ FL Cestr. ed. 2. p. 6. 



VIRGINIAN VERONICA. Tall Speedwell. 



Stem 2 to 5 or 6 feet high, simple, obtusely angled. Leaves 3 to 6 inches long, 

 tapering to a sharp point, glaucous beneath, and hairy along the nerves, usually 

 in verticils of 4 or 5, occasionally 6, and sometimes only 3. Spikes 3 to 6 inches 

 long, on peduncles 2 to 3 inches in length ; flowers white, subsessile ; bracts small, 

 acuminate. 

 Hob. Low grounds ; borders of woods : frequent. FL July. Fr. Sept. 



Obs. This plant is now referred back to Veronica, by the high 

 authority of BENTIIAM, DE CANDOLLE, and A. GRAY; though it 

 seems to me, that many genera are permitted to stand on quite as 

 blender a foundation as Mr. NUTTALL'S Leptandra. 



