222 PEIMULACEAE. 



3. L. terrestris (L.) B.S.P. Stem 5-8 dm. tall: leaf -blades lanceolate, oblong- 

 lanceolate, or narrowly elliptic, 2-6 cm. long, abruptly smaller near the 

 inflorescence: pedicels longer than the bracts: calyx-lobes oblong-lanceolate, 

 about 2 mm. long: corolla-lobes oblong-lanceolate: capsules about 2 mm. 

 thick. Common, in wet sandy soil and swamps. 



4. L. vulgaris L. Stems commonly 1 m. tall or less, softly fine-pubescent: 

 leaf -blades lanceolate, oblong, oblong-lanceolate, or narrowly ovate, 5.5-13 cm. 

 long, acute or slightly acuminate: flowers short-pedicelled : calyx-lobes lanceo- 

 late, dark-margined, acuminate : corolla deep-yellow, 1.5-2 cm. wide ; lobes ovate 

 or oblong-ovate : capsules 3.5-4.5 mm. in diameter. S. Shore of the Susque- 

 hanna at Tucquan. Nat. of Eu. 



3. STEIRONEMA Eaf. Perennial herbs, the foliage not glandular-punc- 

 tate. Leaves opposite. Corolla yellow, rotate: lobes erose or erose-ciliate, 

 mucronate. Filaments distinct or nearly so, alternating with manifest stami- 

 nodia. Anthers linear. Sum. LOOSESTRIFE. 



Bracts with ovate blades : leaf-blades rounded or cordate at the base. 



1. S. ciliatum. 

 Bracts with linear, oblong or narrowly lanceolate blades : 



leaf-blades narrowed at the base. 2. S. lanceolatum. 



1. S. ciliatum (L.) Eaf. Stem 2-15 dm. tall: leaf -blades ovate, oblong-ovate 

 or broadly lanceolate, 4-12 cm. long, like the petioles ciliate: calyx-lobes nar- 

 rowly lanceolate, 6-7 mm. long: corolla-lobes ovate or obovate, erose-ciliate: 

 capsules about 5 mm. thick. Common, in damp thickets. 



2. S. lanceolatum (Walt.) A. Gray. Stem 2-6 dm. tall: lower cauline leaves 

 with oblong or lanceolate blades; upper cauline leaves much longer than the 

 lower ones, the blades mainly linear, 3-10 cm. long, the petiole-like bases only 

 or mainly ciliate near the stem: calyx-lobes 4-5 mm. long: corolla-lobes 5-8 

 mm. long : staminodia ovate : capsules 2.5-3 mm. thick. S. Eare, in sandy 

 soil, islands at McCall 's Ferry. Schists. 



4. ANAG-A LTiIS [Tourn.] L. Annual or rarely perennial herbs of culti- 

 vated or waste places. Leaves mostly opposite: blades thinnish. Corolla 

 rotate, longer than the calyx; lobes dilated. Filaments pubescent: anthers 

 oblong. 



1. A. arvensis L. Stem and branches 5-30 cm. long: leaf -blades ovate, or 

 oval, 5-20 mm. long, entire, sessile: calyx-lobes lanceolate, about 2 mm. long: 

 corolla scarlet or rarely white (blue in A. arvensis coerulea), 5-7 mm. wide; 

 lobes glandular- ciliate : capsules about 4 mm. in diameter, on recurved pedicels. 

 Common, in sandy soil and in fields and waste places. Nat. of Eu. 

 Sum. POOR-MAN 's WEATHER-GLASS. SHEPHERD 's WEATHER-GLASS. PIMPERNEL. 



5. DODECATHEON L. Perennial scapose herbs of cliffs or bluffs. 

 Leaves on a short caudex: blades entire to coarsely toothed. Flowers showy, 

 in a terminal umbel, nodding. Calyx-lobes reflexed in anthesis. Corolla with 

 a very short tube and reflexed longer lobes. Stamens erect. 



1. D. Meadia L. Leaf-blades spatulate to oblong, 5-20 cm. long, entire to 

 coarsely crenate: scapes overtopping the leaves: calyx-lobes linear to linear- 

 lanceolate, much longer than the tube: corolla pink-purple or almost white; 

 petals 1-1.5 cm. long: capsules oblong- cylindric, 1.2-1.5 cm. long, much longer 

 than the calyx. M. S. Occasional, on rocky hillsides along the Conestoga 

 Creek and the Susquehanna. Limestones, schists. Spr. MEADIA. SHOOT- 

 ING-STAR. AMERICAN-COWSLIP. 



6. SAMOLUS [Tourn.] L. Annual or perennial caulescent herbs of wet 

 places. Leaves alternate: blades entire. Flowers in simple or branched, 



