like, ridged, with 4 broad plain surfaces at 
VERBENACEAE 1135 
Drupe with 4 stones: leaf-blades simple. 
Corolla short, tbe tube not much longer than the limb.. 12. CLERODENDRON. 
Coroll „elongate, the tube several times longer than 
the 13. SIPHONANTHUS. 
Drupe ihe a single 4-celled stone: leaf-blades compound. 14. VITEX. 
1. STYLODON Raf. Perennial scabrous herbs. Leaf-blades serrate, 
sessile. Flowers in elongate, inconspicuously bracted spikes. Calyx tubular 
ed. Corolla col- . 
the top which form a cap.—One species. 
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coming about m. long: 
P Or s limb 5-6 mm. wide: fruit ovoid or oval, . long. 
[Phryma caroliniensis lt. Verbena caroliniana Mi ichx. | Kidd coil often 
?) 
V 
in ood Eno thickets, Coastal Plain and adj. provinces, Fla. to Miss. (La. 
and N. C.—Spr.—fall. 
2. VERBENA [ Tourn.] L. Annual, biennial, or perennial herbs. Leaf- 
blades entire, toothed or parted. Flowers in elongate, often very slender spikes, 
the bracts narrow. Calyx mainly E. 5-lobed. Corolla white or colored, 
pipe aera lobes 5, unequal. Anthers unappendaged. Fruit an aggregate of 
4, often narrow, readily separable ids filling the calyx.—About 75 species, 
American.—Sum.—VERBENAS. VERVA 
PES ct sometimes very slender, continuous or interrupted, often greatly 
Leaf-blades toothed or incised. I. HASTATAE. 
Leaf-blades 1-2-pinnately cleft or parted. 
Bracts shorter than the calyx: plants erect. II. OFFICINALES. 
Bracts much longer than the calyx: plants prostrate or 
rocumbent. III. BRACTEOSAE. 
p 
Spikes permanently short and stout. 
SE ane than the mature calyx: corolla-tube less than 
s long as the calyx. 
Bracts longer than the mature calyx: corolla-tube over 
twice as long as the calyx /. VENOSAE. 
IV. BONARIENSES, 
I. 
Spikes permanently continuous by the imbricate fruits. 
Spikes ene or nearly so: corolla-limb 8-9 mm. wide: plants vend soft- 
pubesce 1. V. stricta. 
Spikes Pound corolla-limb 2.5-6 mm. wide: plants 
sparingly pubescent or glabrous. 
Leaf-blades s to ovate-lanceolate:  nutlets 
smooth or nearly 
uon pow inen oc ulate to linear: nutlets reticu- 
N 
. V. hastata. 
3. V. angustifolia. 
Spikes becom ie interrupted, the fruits at least, not imbricate. 
Leaf-blades sessile, a spatulate type predominating. 
Leaf-blades petioled, an ovate type ge n ng. 4, V. littoralis. 
Sepals little yon ger than the fruit, the tips not meet- 
ing over op. 5. V. urticaefolia. 
Sepals much lonce n the fruit, the tips converging 
over its top and meeting. 6. V. scabra. 
