138 LILIACEAE 
Herbs arising from a horizontal rootstock. Stems not branching, slender. 
Leaves without leaf stalks, alternate, ovate or lance-shaped, with slender 
points. Flowers in pairs, or 3 or 4 from a common stalk, the common 
flower stalks arising at the axils of the leaves. Berry dark blue. 
1. P. biflorum, (Walt.) Ell. (Fig. 3, pl. 12.) Harry SoLomon’s 
SeaL. Plant hairy, 3 to 3 ft. high. Common. In woods and shady places. 
April-July. 
2. P, commutatum, (R. & S.) Dietr. (Fig. 4, pl. 12.) Smoors 
SoLtoMon’s SgAt. Plant entirely smooth, 1 to 8 ft. high. In moist woods, 
New Hampshire, Rhode Island and southward. May-July. 
RIN iy 
= atom 
Q.- TR ear 
Herbs arising from tubrous roots or short rootstocks, with simp. — 
surmounted by a whorl of 3 broad leaves and a single flower. Flower of 
6 segments, 3 green, 3 colored. Stamens 6; ovary 3-angled and 3-celled. 
Leaves on leaf-stalks. 
Plant eatowo tin, shigh 27 > 5) ie. cl) ee foe RST el ot ire ta eteae eo 
Plant 8 to 24 in. high . of we fw 6 6 dre CERO 
Leaves without leaf stalls” or with very " short ‘ones. 
Petals broadest at outer extremity . - « « « « 2, grandusram 
Petals broadest at inner extremity. 
Pedicel of flower not more than 14 in. long . . . . . T. cernuum 
Pedicel of flower more than 1} in. long . .. . . . Zs erectum 
1. T. grandiflorum, (Michx.) Salisb. (Fig. 1, pl. 14.) Larer- 
FLOWERED WAKE-ROBIN. Petals broadest at outer extremity, white or 
light rose with greenish veins, and much longer than the green sepals. 
Flower nearly erect, larger and less spreading than the other species. 
Stem 8 to 18 in. high. Somewhat common. In moist woods or lowlands. 
May-June. 
2. T. erectum, L. (Fig. 2, pl. 14.) Itt-ScENTED WAKE-ROBIN. 
Petals broadest at inner extremity, and scarcely exceeding the green 
sepals in length or even shorter, an inch long and twice as wide as the 
sepals, spreading to a wheel-formed flower. Flower nodding on a nearly 
erect peduncle, dark purple. Stem a foot or more high. Common in 
moist woods. April-June. 
3. T. cernuum, L. Noppina WAKE-RoBIN. Leaves more rounded than 
either of the other species. Petals white, rather longer than the green 
sepals, lance-shaped. Flowers spreading with petals rolled back, Stem 
10 to 16 in, high, 
- 
