ORDER 90. VERBENACE^E. 235 



3 D. ovata Walt. St. square, ascending, 48' ; leaves lance-ovate, acute, longer than 



the 3-4-flo.vered peduncles ; corolla pale-purple, 3 4". S. Car. to Pla. 



4 D. liumllls Wood. Erect, square, 1 IJf; leaves lance-elliptical, shorter than the 



GO - flowered, 1-sided spikes ; corolla 5", purple. Fla. to La. (Justicia MX.) 



7. CYRTANTHERA, Nees Corolla ringent, upper lip falcate, lower 

 \n 3 narrow segments. Sta. 2, anth. nodding. Caps. 4-seeded ? U Brazil. 

 C. CARNEA. Stem tall, stout, with ample ovate to oblong leaves, and large, showy, ter 

 minal spikes of many flesh-colorer* flowers. In the greenhouse. 



ORDER XC. VERBENACE^. VERVAINS. 



Herbs (or generally shrubs and trees) with opposite, exstipulate leaves. 

 Flowers with a bilabiate or more or less irregular monopetalous corolla. 

 Stamens 4, didynamous, rarely equal, sometimes only 2. Style 1. Fruit 

 dry or drupaceous, 2-4-celled (1-celled in Phryma), forming as many 1- 

 seeded nutlets. Seeds erect or pendulous, with little or no albumen. 



t Herbs. Frnit dry, con isting of 



a 4 one-seeded nutle 3. Stumens 4. CorolU 5-lobed VERBENA. 1 



a 2 two-seeded nutle s. Stamens 4. Corolla 5-cleft, minute, spicate. S. Fla PRIVA erliiu&ta. 



a, 2 one-seeded nutle s. Stamens 2. Flowers spicate, imbedded. S. Fla STACHYTABPHA. 



o 2 one-seeded nutle s. Stamens 4. Corolla 4-parted LIPPIA. 2 



a 1 one-seeded nutle , reflexed. Stamens 4. Corolla bilabiate PBRTMA. 3 



5 Shrubs. Fruit fleshy, berry-like (or a 2-celled capsule in No. 71... (b) 



b Leaves compound, digitate. Flowers 5-parted. Seed 1 VITKX. 6 



6 Leaves simple, toothed. c Cymes axillary. Drupes 4-seeded CALLICARPA. 4 



c Heads axillary. Drupes 2-seeded LANTANA. 5 



6 Leaves simple, entire. d Drupe 2-seeded. Spikes terminal (ALOYSIA.) 2 



d Drupe 4-seeded. S. Fla CITHAREXYLUM viUdsum. 



d Drupe 8-seeded. S. Fla. DURANTA Plumitri. 



d Capsule 4-seeded. Flowers in heads ..AVICENNIA tomtntdfa. 



1. VERBENA, L. VERVAIN. Calyx 5-toothed, with one of the teeth 

 often shorter. Cor. funnel-form, limb somewhat unequally 5-lobed, lobes 

 emarginate. Sta. 4, included, the upper pair sometimes abortive. Drupe 

 splitting into 4, 1-seeded, iudehiscent carpels. Herbs or undershrubs 

 Leaves opposite. Flowers sessile, mostly in spikes or heads. 



Oorymbed ; the open corollas of the spike forming a corymb. Stems weak., .(a) 



a Leaves 3-cleft or pinnatifid, the lobes cut-serrate or toothed Nos. 18 



a Leaves merely serrate or toothed, somewhat incised Nos. 4 7 



$ Spicate ; the open corollas lateral, in slender spikes. . .(ft) 



b Stem simple (mostly), bearing a single spike. Leaves oblong Nos. 8, 9 



b Stem branched, with many spikes. c Leaves mostly simple Nos. 10 12 



C Leaves much divided Nos. 1315 



1 V. Aubletla L. Lvs. ovate-oblong in outline, 3-parted, cut, acute and petiolate at 

 base; spikes pedunculate ; bracts half as long as the cylindrical calyx. Dry soils, Va. 

 to El., and S. If. Flowers lilac, varying in the gardens to purple. April, May. 

 9 V. INCISA. Leaves oblong to deltoid, rugous, cut-lobed and serrate, abrupt at base, 

 peliolate ; bracts ovate, a fourth as long as the glandular calyx ; corolla rose-purple. 

 11 Brazil. Stems some shrubby, ascending. 



3 V. MULTIFIDA. Small, creeping, branched ; leaves multifid into narrow, acute Beg 

 ments ; bracts subulate, shorter than calyx, (i) Brazil. Red to white. 



