386 LXXXII. PRIMULACEjE. LYSIMACHIA 



serrulate, acuminate ; sep. linear, acuminate. This little plant is common in 

 the rocky woods of N. Eng., N. Y., and Brit. Am. Stem 3 6' high, with an 

 irregular whorl of 4 8 lanceolate, smooth and shining ieats at the top. In 

 the midst of these are 14 white, star-like flowers, borne on simple, filiform 

 pedicels. The leaves are mostly acuminate at each end, 3' long and 1' wide. 

 Segments of the corolla longer than the acute calyx leaves. Seeds attached to 

 a central, spongy placenta. May, Jn. 



5. GLAUX. 



Gr. yXav/cof, bluish or glaucous ; from the hue of the plant. 



Calyx campanulate, 5-lobed, colored ; corolla ; stamens 5 ; cap- 

 sule roundish, surrounded by the calyx, 5-valved, 5-seeded. "A- Mari- 

 time^ branching, glabrous. 



G. MARITIMA. -Black Saltwort, 



A small, smooth, fleshy plant, found occasionally in the salt marshes on 

 our seacoast, Can. to N. J. Root perennial. Stem more or less procumbent at 

 base, 4 6' high, smooth, branching, and very leafy. Leaves f in length, 

 roundish-ovate, obtuse, entire, nearly or quite sessile, smooth, fleshy and darkly 

 glaucous. Flowers small, sessile, axillary, solitary. Calyx white, tinged with 

 red. July. 



6. NAUMBURGIA. Moench. 



Calyx and cor. deeply 5 -6-parted ; pet. linear-lanceolate, spread- 

 ing, separated by minute, intervening teeth sta. 5 6, inserted into 

 the base of the corolla, exserted ; anth. cordate ; caps, globose, 5- 

 valved ; seeds few, on a globose placenta. ^ with opposite Ivs. Pis. 

 small) in dense, thyrsoid racemes. 



N. THYRSIFLORA. Moench. (Lysimachia. Linn, and 1st edit. L. capitata. 



Ph.} An erect,, smooth herb, about 2f high, in swamps, Mass., Vt., N. 

 Y. ! W. to Ohio ! N. to Arc. Am. Leaves many pairs, sessile, lanceolate, 

 acute, entire, punctate, somewhat canescent beneath, 2 3' by 1'. Racemes 

 somewhat capitate, on filiform, axillary peduncles. Flowers yellow. Stamens 

 much exserted, united into a tube at base. Jn. 



7. LYSIMACHIA. 



Calyx 5-parted, rotate or campanulate, tube very short ; sta. 5, in- 

 serted into the corolla at base ; fil. often somewhat connate, or with 

 intervening sterile ones; caps, globose, 5 10-valved, opening at the 

 apex ; seeds 00. Herbs mostly 7]., with opposite or verticillate, entire Ivs. 



1. L. STRICTA. Ait. (L. racemosa. MX. Viscum terrestre. Linn.) 

 Simple or branched, erect; Ivs. opposite or ternate, lanceolate or lance- 

 linear, glabrous, punctate, acute, sessile ; fls. verticillate, in a long, lax, termi- 

 nal raceme ; pet. lanceolate, spreading. % In low, wet grounds, Can., N. Eng. 

 to Va. and Ohio. Common. Plant smooth, 1 2f high, bearing at top a regu- 

 lar, cylindric or conical raceme, 6 8' long. Peduncles an inch in length, 

 quite spreading, each with a subulate bract at base. Stamens 2 long and 3 

 short, united at base. Flowers yellow, spotted with purple. Capsules 5-seed- 

 ed. After flowering it throws out bulblets from the axils of the leaves, which 

 will produce new plants the following spring. July. 



2. L. CILIATA. Fringe-stalk Loosestrife. Heart-leaved Loosestrife. 

 Subsimple, erect; Ivs. opposite, rarely quaternate, ovate, subcordate or 



ovate-lanceolate, petioles cilia'te upper side ; fls. nodding, mostly opposite ; sta. 

 distinct, with 5 abortive filaments. % In gravely soils and near streams, U. S. 

 and Can. Root creeping. Stem somewhat 4-sided, 2 3f high, simple or with 

 a few opposite branches. Leaves large, pointed, somewhat cordate at base, on 

 petioles fringed with cileae, the upper ones apparently quaternate. Flowers 

 large, yellow, axillary. Stamens inserted into a ring, nearly equal, with 5 al- 

 ternate and intermediate, rudimentary filaments or teeth. July. 



