PL UMBA GIN A CEA E. 719 



12. DODECATHEON L. 



Glabrous scapose perennial herbs, with basal leaves. Flowers in involucrate 

 umbels terminating scapes. Calyx deeply 5-lobed, persistent, the lobes at first 

 reflexed. Corolla 5 -parted, the lobes reflexed, imbricated, the tube very short, 

 thickened at the throat. Stamens 5, on the throat of the corolla; filaments short, 

 flat, monadelphous, connivent into a cone, exserted; anthers linear or lanceolate, 

 connivent, attached by their bases to the filaments. Ovary superior; ovules amphit- 

 ropouS; style exserted; stigma simple. Capsule oblong or cylindric, erect, 5-6- 

 valved at the apex or splitting to the base. Seeds numerous, minute ; the testa 

 punctate. [Greek, twelve gods; name use^d by Theophrastus for some different 

 plant.] About 15 species, of N. Am. and northeastern Asia. 



i. Dodecatheon Meadia L. SHOOTING STAR. AMERICAN COWSLIP. 

 PRIDE-OF-OHIO. (I. F. f. 2826.) Perennial by a stout rootstock; scape erect, 

 2-5 dm. high. Leaves oblong or oblanceolate, obtuse or obtusish, narrowed into 

 margined petioles, entire or toothed, 0.7-3 dm. l n g; flowers 2-3 cm. long; bracts 

 of the involucre lanceolate or linear, acute ; pedicels unequal, the outer ones some- 

 times i dm. long; calyx-lobes acute; corolla purple, pink or white; capsule nar- 

 rowly ovoid, erect, 5-valved above. On moist cliffs and prairies, Penn. to Mani- 

 toba, Ga. and Tex. April-May. 



Dodecatheon Mfeadia Frdnchii Vasey. Leaves ovate or elliptic, base abruptly con- 

 tracted or cordate. 111. to Ark.; southern Penn.(?) 



Family 2. PLUMBAGINACEAE Lindl. 

 Plumbago Family. 



Perennial mostly acaulescent erect herbs, with basal tufted leaves, 

 and small perfect and regular clustered flowers. Calyx inferior, gamosep- 

 alous, 5-toothed, plaited at the sinuses, the tube 5~i5-ribbed. Corolla 

 of 5 hypogynous clawed segments connate at the base, or united into a 

 tube. Stamens 5, opposite the corolla-segments, hypogynous ; anthers 

 2-celled, attached by their backs to the filaments, the sacs longitudinally 

 dehiscent. Disk none. Ovary superior, i -celled; ovule solitary, anat- 

 ropous, pendulous ; styles 5. Fruit a utricle or achene, enclosed by the 

 calyx, rarely a dehiscent capsule. Seed solitary ; testa membranous ; 

 endosperm mealy, or none ; embryo straight ; cotyledons entire. About 

 10 genera and 350 species, of wide distribution, mostly in saline situations. 

 Inflorescence cymose-paniculate; flowers in one-sided spikes. i. Limonium. 



Flowers in a dense terminal head. 2. Statice. 



i. LIMONIUM Adans. 



Herbs, mostly with flat basal leaves, and numerous small flowers cymose-panicu- 

 late on bracted scapes, in 1-3 -flowered bracteolate clusters, forming one-sided 

 spikes. Calyx campanulate or tubular, the limb scarious, 5-toothed, the tube 

 usually lo-ribbed. Petals 5, clawed. Stamens adnate to the bases of the petals. 

 Styles 5, separate in our species, stigmatic along the inner side. Fruit a utricle. 

 [Ancient name of the wild beet.] About 120 species. Besides the following, I 

 occurs on the South Atlantic and i on the Pacific Coast and i in the Southwest. 



i. Limonium Carolinianum (Walt.) Britton. SEA LAVENDER. MARSH 

 ROSEMARY. CANKER-ROOT. (I. F. f. 2827.) Glabrous, fleshy, rootstock thick; 

 fusiform or branched; scape terete, striate, paniculately branched above, 3-6 dm. 

 high. Leaves oblanceolate, narrowed into margined petioles, entire, or slightly 

 undulate, 0.7-2.5 dm. long, shorter than the scapes, the midvein prominent, the lat- 

 eral veins very obscure; flowers erect, about 4 mm. high; calyx 5-toothed, some- 

 times with as many minute intermediate teeth in the sinuses; corolla pale purple; 

 petals spatulate; styles filiform. On salt meadows, Lab. to Fla. and Tex. July-Oct. 



a. STATICE L. 



Tufted acaulescent fleshy herbs, with mostly naked scapes, basal persistent 

 rosulate narrow leaves with no differentiation into blade and petiole, and short* 



