VERBENACE.E. (VERVAIN FAMILY.) 371 



8. CALLICARPA, L. FRENCH MULBERRY. 



Calyx small, cup-shaped, 4-toothed. Corolla funnel-shaped, 4-cleft. Sta- 

 mens 4, equal, exserted. Ovary 4-celled. Style slender ; stigma capitate. 

 Drupe baccate, of four separate 1 -seeded nutlets. Shrubs, with a glandular 

 or scurfy mostly stellate pubescence. Leaves opposite, undivided, serrate, 

 petioled. Flowers in axillary forked cymes. 



1. C. Americana, L. Branches and leaves scurfy ; leaves ovate-oblong, 

 acute at each end, eremite-serrate, rough above, hoary beneath, becoming 

 sinoothish ; cymes many-flowered, as long as the petioles ; corolla blue ; drupes 

 purple, clustered. Dry open woods. June -July. Shrub 3-8 high. 

 Leaves 4' - 6' long. 



& 



9. AVICENNIA, L. 



Calyx of 5 imbricated concave sepals. Corolla bell-shaped, 5-lobed. Sta- 

 mens 4, equal, exserted : anthers 2-celled. Ovary 2-celled, with two collateral 

 amphitropous suspended ovules in each cell. Style short or none. Capsule 

 ovate, coriaceous, indehiscent. Embryo large, naked, germinating within the 

 capsule. Low evergreen trees, with extensively creeping roots, forming im- 

 penetrable thickets on the muddy shores of the sea. Leaves opposite, entire, 

 smooth above, hoary and velvety beneath. Flowers iu dense heads, on axil- 

 lary and terminal peduncles. 



1. A. nitida, Jacq. Tomentose throughout, except the upper surface of 

 the rigid oblong obtuse short-petioled leaves ; peduncles tliree together, ter- 

 minal, shorter than the leaves ; heads oval ; sepals and bracts orbicular ; co- 

 rolla tomeutose on both sides ; style exserted. Coast of Florida. Oct. 

 Branches terete. Leaves 2' -3' long. Peduncles 4-angled. Heads \' long. 

 Corolla 3" long. 



10. PHRYMA, L. LOPSEED. 



Calyx tubular, bilabiate : the upper lip of 3 bristle-pointed teeth ; the lower 

 shorter, 2-cleft. Corolla bilabiate ; the upper lip notched, the lower longer, 

 3-lobed. Stamens 4, didynamous, included. Ovary 1-celled, 1-ovuled. Style 

 slender: stigma 2-cleft. Fruit oblong, pointed by the persistent style. A 

 perennial branching, pubescent herb, with opposite ovate or oblong coarsely 

 serrate long-petioled leaves, and small opposite purplish flowers in a slender 

 terminal spike. Fruit reflexed. 



1. P. leptOStachya, L. Rich shaded soil, chiefly in the upper dis- 

 tricts. July - August. Stem l-3 high, tumid above the joints. Leaves 

 3' -5' long." 



ORDER 102. LABIAT^E. (MINT FAMILY.) 



Herbs or shrubs, with opposite 4-angled branches, and opposite ex- 

 stipnlate leaves. Flowers opposite, solitary, or oftener in close 

 axillary spiked or capitate cymes (whorls). Calyx 3-10-cleft or 

 toothed. Corolla more or less bilabiate, I - ."-lobed. Stamens in- 



