PRIMULACE.E. 147 



5. LYSIMACH'IA, Tourn. LOOSESTRIFE. 



1. L. thyrsiflo'ra, L. (TUFTED LOOSESTRIFE.) Flowers 

 in spike-like clusters from the axils of a few of the upper 

 leaves. Petals lance-linear, purplish-dotted, as many minute 

 teeth between them. Leaves scale-like below, the upper 

 lanceolate, opposite, sessile, dark-dotted. Wet swamps. 



2. L. strieta, Ait. Flowers on slender pedicels in a long 

 terminal raceme. Petals lance-oblong, streaked with dark 

 lines. Leaves opposite, lanceolate, acute at each end, sessile, 

 dark-dotted. Low grounds. 



3. L. quadrifo'lia, L. Flowers on long slender peduncles 

 from the axils of the upper leaves. Petals streaked. Leaves 

 in whorls of 4 or 5, ovate-lanceolate, dark-dotted. Sandy 

 soil. 



4. L. Cllia'ta, L. (Steironema ciliatum, Raf ., in Macoun's 

 Catalogue.} Flowers nodding on slender peduncles from the 

 upper axils. Petals not streaked or dotted. Leaves opposite, 

 not dotted, ovate-lanceolate, pointed, cordate at the base, on 

 long fringed petioles. Low grounds. 



5. L. longifo'lia, Walt. {Steironema longifolium, Gray, 

 in Macoun's Catalogue.) Petals not streaked or dotted. 

 Stem-leaves sessile, narrowly linear, 2-4 inches long, the 

 margins sometimes revolute. Stem 4-angled. Moist soil, 

 western Ontario. 



6. L. lanceola'ta, Walt. (Steironema lanceolatum, Gray.) 

 Stem erect, 1-2 feet high. Leaves lanceolate to oblong and 

 linear, narrowed into a short margined petiole, or the lowest 

 short and broad on long petioles, not dotted. Petals not 

 streaked or dotted. S. W. Ontario. 



7. L. nummula'ria, L. , (MONEY- WORT), has escaped from 

 gardens in a few places. Stem trailing and creeping, 

 smooth. Leaves roundish, small, opposite. Peduncles 

 axillary, 1-flowered. Damp places. 



6. GLAI X, Tourn. 



G. marit'ima, L. (SEA-MILKWOKT.) A fleshy herb, with 

 usually opposite, oblong, entire, sessile leaves. Flowers 



