LABI A TAE. 779 



style short ; stigma oblique or recurved. Fruit dry, with a membranous exocarp, 

 at length separating into 4 nutlets. [Named in honor of Auguste Lippi, 1678- 

 1703, a French naturalist.] About 100 species, most abundant in tropical Am. 

 Besides the following, about 6 others occur in the southern U. S. 



Leaves spatulate, 2-8-toothed above ; peduncles little exceeding the leaves. 



i. L. cuneifolia. 

 Leaves sharply serrate ; peduncles much longer than the leaves. 



Leaves oblong or lanceolate, mostly acute. 2. L. lanceolata. 



Leaves spatulate or obovate, mostly obtuse. 3. L. nodiflora. 



1. Lippia cuneifolia (Torr.) Steud. WEDGE-LEAVED FOG-FRUIT. (I. F. f. 

 3065.) Pale, minutely puberulent, or glabrous, diffusely branched from the woody 

 base; branches rigid, procumbent, somewhat zigzag. Leaves sessile, obscurely 

 veined, rigid, 2-4 cm. long, with 2-8 sharp teeth above the middle or rarely en- 

 tire, acutish; head becoming cylindric and 12-16 mm. long; bracts cuneate, 

 abruptly acuminate; calyx-lobes 2-toothed or emarginate; corolla-tube longer than 

 the calyx; fruit oblong. On plains, S. Dak., Neb. and Colo, to Tex., Mex. and 

 Ariz. May- Aug. 



2. Lippia lanceolata Michx. FOG-FRUIT. (I. F. f. 3066. ) Green, glabrous, 

 or sparingly pubescent with forked hairs; stems slender, procumbent or ascending, 

 sometimes rooting at the nodes, 36 dm. long. Leaves thin, oblong, ovate, or 

 oblong-lanceolate, pinnately veined, short-petioled, acute or subacute, sharply 

 serrate to below the middle, 2-8 cm. long, 0.6-3 cm - wide; heads becoming cylin- 

 dric and about 12 mm. long in fruit; bracts acute; corolla pale blue, scarcely 

 longer than the calyx; fruit globose. In moist soil, N. J. to 111., Kans., Fla., Tex. 

 and Mex. Also in Cal. June-Aug. 



3. Lippia nodiflora (L.) Michx. SPATULATE -LEAVED FOG-FRUIT. (I. F. f. 

 3067.) Minutely and rather densely puberulent, creeping, or the branches ascend- 

 ing, 3-9 dm. long. Leaves thickish, spatulate, oblanceolate, or obovate, 1-6 cm. 

 long, 0.6-2.5 cm - wide, mostly obtuse, narrowed into a cuneate entire base, 

 sharply serrate above the middle; heads at length cylindric and 1-2.5 cm - l n g 

 corolla purple to white. In wet or moist soil, S. Car. to Mo.. Fla. and Tex. Also 

 in Cal., Cent. Am. and the W. Indies. May-Sept. 



3. CALLICARPA L. 



Shrubs or trees, with opposite leaves, and small blue purple or white flowers in 

 axillary cymes. Calyx short, campanulate. 4-toothed (rarely 5 -toothed), or trun- 

 cate. Corolla-tube short, expanded above, the limb 4-cleft (rarely 5 -cleft), the 

 lobes equal. Stamens 4, equal, exserted; anther-sacs parallel. Ovary incom- 

 pletely 2-celled; ovules 2 in each cavity, laterally attached, amphitropous; style 

 slender; stigma capitate, or 2-lobed. Fruit a berry-like drupe, much longer than 

 the calyx, containing 1-4 nutlets. [Greek, handsome fruit.] About 35 species, 

 the following of southeastern N. Am., the others Asiatic, African and of tropical 

 Am. 



i. Callicarpa Americana L. FRENCH MULBERRY. (I. F. f. 3068.) A 

 shrub, 6-15 dm. high, the twigs, petioles and young leaves stellate-scurfy, the 

 mature leaves glabrous or nearly so, and glandular- dotted. Twigs terete; leaves 

 thin, ovate, slender-petioled, acute or acuminate, crenate-dentate, 7-15 cm. long; 

 cymes many-flowered, short-peduncled ; pedicels very short; calyx-teeth much 

 shorter than the tube; corolla pale blue, about 3 mm. long; fruit violet-blue, glo- 

 bose, 3 mm. in diameter. In moist thickets, Va. to Fla., Ala., Ark. and Tex. 

 June-July. 



Family 7. LABIATAE B. Juss. 

 Mint Family. 



Aromatic punctate herbs, or shrubs (a few tropical species trees), 

 mostly with 4-sided stems and simple opposite leaves; stipules none. 

 Flowers irregular, perfect, clustered, the inflorescence typically cymose, 

 usually bracteolate. Calyx inferior, persistent, 5-toothed or 5-lobed 

 (rarely 4-toothed), mostly nerved. Corolla with a short or long tube, 



