LOOSESTRIFE FAMILY 421 
R. ramosior, (L.) Koehn. (Fig. 5, pl. 101.) Rorana. Leaves nar- 
row, oblong, about an in. long. Flowers 1 in each axil Swamps July- 
Sept. 
3. DECODON, Gmel. (Lythrum, L.) 
Herbaceous shrub, with leaves in whorls and with dense whorl-like 
clusters of flowers at the axils. Calyx short, broadly bell-shaped with 
5 to 7 lobes and as many slender accessory teeth, one at each sinus, 
Petals 5, stamens 10, inserted on the calyx tube, alternately longer or 
shorter, 
D. verticillatus, Ell. (Fig. 5, pl. 102.) Swamp Loosestrire. WIL- 
tow Here. Plant, 2 to 8 ft. high, growing at edges of streams and in 
swamps. Stems 4- to 6-angled; leaves opposite or in whorls of about 4, 
lance-shaped, 2 to 5 in. long and rather less than ¢ as wide. In the axils 
of the upper whorls of leaves are clusters of purple flowers, each nearly 
an inch broad of lance-shaped petals and with 10 stamens, which con- 
siderably exceed the petals in length. July-Sept. 
4. LYTHRUM, L. 
Slender herbs, with 4-angled stems and opposite or alternate leaves and 
purple or white flowers which are found at the axils or in terminal slen- 
der clusters. Petals 4 to 6, usually 6. Stamens the same number as the 
petals or double the number, inserted on the calyx. Capsule 2-celled. 
lowers ine tall) slender) clusters) (3 9s 0 = ss ss, eevee, « des Sancarta 
Flowers at the leaf axils. 
Leaves opposite . . . 
Leaves mostly alternate. 
Weavess acute at, APEX! bs eh Gel «| ss! sc Re Ne Ee alatun 
Reavesmrounded atm Apexi cme tetls misc cueMeN ERemmmE/aSSOPETOlEe 
L. lineare 
1. L. Hyssopifolia, L. (Fig. 7, pl. 102.) Hyssop Loosrstrirr. 
Plant, 6 to 10 in. high; leaves oblong-linear, obtuse at apex, without 
leaf-stalk, longer than the inconspicuous pale purple flowers. Marshes 
along our coast. June-Sept. 
2. L. alatum, Pursh. (Fig. 6, pl. 102.) Wrne-AncLep LoosestTRIFE. 
Tall, slender, branches with winged edges or simply angled. Stem 1 to 
4 ft. high. Leaves without leaf-stalks, alternate or the lowest opposite, 
lance-shaped or oblong, acute or nearly so at the end, rounded at base. 
Flowers deep purple, stamens of some of the flowers longer than the petals. 
Low swampy grounds. June-Aug. 
3. L. lineare, L. (Fig. 8, pl. 102.) Linrar-Leavep ‘LoosEstTRIFeE. 
Stem tall, slender (2 to 4 ft. high). Leaves opposite, very narrowly 
linear, an inch or less in length. Petals whitish-purple. In some flowers 
the style is long, stamens short, in others stamens are long, style short. 
Salt marshes. July-Sept. 
4. L. Salicaria,L. (Fig. 4, pl. 102.) Sprkep Loosrstriren, Slender, 
2 to 4 ft. high. Leaves opposite or in whorls of about 3, lance-shaped, 
rounded or heart-shaped at base, sharp at apex, 2 to 3 in. long. Flowers 
purple in a long narrow terminal cluster. In respect to the length of 
stamens and style there are three forms. Swamps, wet meadows. June- 
August. 
