PRIMULACE^ — ERICACE^ 391 



the early spring bloom, of hybrid origin : leaves upright, oblong, tapering into 

 a winged petiole, shallowly toothed, rugose beneath: flowers not much over- 

 topping the leaves, tubular with spreading limb, in shades of yellow and red. 



2. DODECATHEON. 



Smooth perennial herbs: leaves radical, simple, oblong or spatulate: 

 flowers nodding in a terminal umbel on erect, unbranching, leafless scapes, 

 with involucres of small bracts: calyx 5-cleft, lobes reflexed: corolla-tube 

 very short, 5-parted, and the segments strongly reflexed: stamens 5, with 

 shorts filaments, united at base, the anthers long, acute and uniting at tip, 

 forming a cone: style exserted. 



D. Meadia, Linn. Shooting star. Wild in open woodland in Central States 

 and South and West, also cultivated: resembles Cyclamen in the flow- 

 ers, which are white or rose-purple, nodding on slender pedicels: scape 6 in. 

 to 2 ft. high. 



3. CYCLAMEN. 



Glabrous plants from fleshy corm : leaves all basal, rounded, cordate or 

 ovate: scapes bearing (each) one nodding flower: corolla-limb 5-parted, 

 lobes turning back: anthers 5, sessile, not exserted. Cultivated as house 

 plants, flowering in winter. 



C. latifdlium, Sibth. & Sm. (C. Persicmn). Leaves ovate, crenate-den- 

 tate, thick, often marked with white: flowers large, white, rose or purple, 

 sometimes spotted, oblong. The florist's cyclamen. 



4. LYSIMACHIA. Loosestrife. 



Perennials with leaves opposite or whorled, entire, often glandular- 

 dotted: flowers yellow, solitary in axils, or panicled: calyx 5- to 7 parted : 

 corolla wheel-form: petals 5-7, nearly distinct: stamens 5-7, the filaments 

 somewhat connate at base. Wild in low grounds. 



L. vulgaris, Linn. Erect 2-3 ft., downy: leaves 3 or 4 in a whorl: 

 flowers in terminal leafy .panicles; corolla-lobes glal)rous. Europe. Culti- 

 vated and escaped. 



L. quadrifolia, Linn. Erect, 1-2 ft., hairy: leaves lanceolate-ovate, ses- 

 sile, dotted, commonly four in a whorl: flowers yellow, with dark lines, on 

 slender pedicels, solitary from axils of upper leaves. Damp soil. 



L. nummul^ria, Linn. Moneywort. Trailing glabrous perennial: leaves 

 round, opposite, on short petioles: flowers pure yellow, axillary, solitary, on 

 short peduncles: stamen filaments glandular, connate at base. Running wild 

 in moist places, often a weed in lawns. 



XLVI. ERICACE.5:. Heath Family 



Plants of various kinds, many of them shrubs or shrubby herbs, 

 some trees, perennial herbs, and parasites: leaves simple and often 

 evergreen, or scale-like: flowers mostly perfect: corolla usually 



