290 DICOTYLED01VOUS PLANTS. 



6. LYSIMACHIA. Linn. 



Calyx 5-parted. Carol 5-cleft, rotate. Stamens 5. Stig" 

 ma 1. Capsule globose, 10-valved. 



Pentandria. Monogynia. 



1. L. stricta Ait. : stem erect, smooth ; leaves opposite, lanceolate, 

 sessile, punctate ; raceme terminal, very long, lax ; pedicels long, 

 slender. L. raccmosa Mich. Pursh. 



HAB. Low grounds. Can. to Vir. July, Aug. 'If.. Stem 



inches high. Leaves few, with bulbs in the axils. FUncers yel- 

 low, on capillary pedicels, arranged in a terminal raceme 68 

 inches long. . Upright Loosestrife. 



2. L. quadrifolia Lain. : stem simple, a little hairy ; leaves in whorls 

 of four or fives, ovate-lanceolate, nearly sessile, acuminate ; peduncle* 

 in fours, axillar}', 1-flowered ; segments of the corol oval, entire. L. 

 hirsutaMich. L. punctata Wall. 



HAB. Low grounds. Can. to Car. June, July. 11. Stem 

 12 18 inches high. Leaves varying from 3- 8 in a whorl, 

 though generally four, flowers yellow. 



3. L. longifolia Pursh : very smooth and branched ; leaves opposite, 

 sessile, linear, very long ; upper ones in fours ; peduncles in fours, 1- 

 flowered ; segments of the corol ovate, acuminate, serrulate. L. quad- 

 rifolia Sims. 



HAB. Wet woods. Penn. to Vir. Pursh. June. 2j..Stcm 

 23 feet high. Leaves narrow, not dotted ; floral ones whorled. 

 Flowers mostly at the extremity of the branches, at length nod- 

 ding. It seems to be distinct from the preceding, although not 

 so considered by Muhlenberg. 



4. L. ciliata Linn. : stem nearly smooth ; leaves opposite, on long 

 petioles, subcordate-ovate, acuminate; petioles ciliate ; peduncles 

 mostly in pairs, 1-flowered ; flowers drooping ; segments of the corol 

 rounded, acuminate, crenate. 



HAB. Banks of streams. Can. to Car. July. If. Stem 2 3 

 feet high. Flowers large, yellow, the corol deeply 5-clefl. 



5. L. hybrida Mich. : stem smooth ; leaves petiole*d, opposite, lance- 

 olate, acute at each end ; petioles ciliate ; flowers nodding ; peduncles 

 axillary ; corol shorter than the calyx ; divisions crenulate. JL lietcro- 

 phylla Nutt. 



HAB. Moist grounds. N. Y. to Car. July. If. Resemble* 

 the preceding species in every respect except in the form of the 

 leaves which are narrow and lanceolate, and never cordate at 

 base. 



6. L. capitata Pursh : stem smooth, simple, punctate ; leaves oppo- 

 site, sessile, broad-lanceolate, punctate ; peduncles axillary, elongated: 

 flowers in dense roundish heads, 6 7-parted. L. thyrstfolia Mich, f 



HAB. Swamps. N. S. N. to Arc. Amer. June. U-Stem a 

 foot high. Flowers yellow, in roundish or ovate heads which 

 are on axillary peduncles. 



