440 LILY FAMILY. 



11. UVTTLARIA, BELL WORT. (Name from the Latin uvula or 

 palate; from the hanging flowers.) Stems 6'-2 high, naked below, 

 leafy above ; flowers spring. All in rich woods. 



U. grandif!6ra, Smith. The common one from W. N. Eng., W. and 

 S.; with pale, greenish-yellow flower l\' long and smooth, or nearly so 

 inside ; stamens exceeding the styles ; plant not glaucous. 



U. perfoliata, Linn. Smaller, with sharper tips to the anthers, and 

 parts of the barely yellowish perianth granular-roughened inside ; stamens 

 shorter than the styles ; plant glaucous throughout. N. Eng., W. and S. 

 (Lessons, Fig. 162.) 



12. OAKESIA. (Named for William Oakes, an early New England 

 botanist.) 



O. sessilif61ia, Watson. Common, especially N.; 6'-12' high, with 

 pale, lance-oblong, sessile or somewhat clasping leaves, which taper at 

 each end and are glaucous beneath, and whitish, cream-colored flower |' 

 long ; pod stalked. 



O. puberula, Watson. Slightly puberulent ; leaves oval and rounded 

 at base, shining, the edges slightly rough ; pod not stalked. Va., S. 



13. TRILLIUM, THREE-LEAVED NIGHTSHADE, WAKE-ROBIN, 



BIRTHROOT. (Latin : triplum, triple, the parts throughout being in 

 threes.) Low stem from a short tuber-like rootstock (Lessons, Figs. 

 100, 226, 227), bearing a whorl of three green, conspicuously netted- 

 veined, ovate or rhomboidal leaves, and a terminal flower, in spring. 

 All grow in rich or moist woods, or the last in bogs. 



* Flower sessile ; petals and sepals narrow, the former spatulate, dull 



purple. 



T. sessile. Linn. P'rom Penn. to Minn., and S.; leaves sessile, often 

 blotched, ovate, or rhomboidal ; petals sessile, rather erect, turning 

 greenish, long-persisting. 



T. recurvatum, Beck. Differs in having the ovate or obovate leaves 

 narrowed at base into a petiole, sepals reflexed, and pointed petals with 

 a narrowed base. 0., W. and N.W. 



* * Flower raised on a peduncle; petals withering away soon after flow- 



ering. 



*- Peduncle erect or inclined; leaves rhombic-ovate, sessile by a wedge- 

 shaped base, abruptly taper-pointed; petals flat. 



T. er^ctum, Linn. PURPLE T. or BIRTHROOT. Not so large as the 

 next ; the petals (varying from dull dark purple to white or pink) ovate, 

 widely spreading, little longer than the sepals, \'-\\' long ; stigmas stout 

 and spreading or recurved; flowers ill-scented. N. Eng., W. and S. 



T. grandifldrum, Salisb. GREAT-FLOWERED WHITE T. Flowering 

 rather late ; handsome, the obovate petals 2'-2^' long, much larger than 

 the sepals, gradually recurving from an erect base, pure white, in age 

 becoming rose-colored; stigmas very slender and erect, or nearly so. 

 Common N. 



+- (- Peduncle recurved from the first under the short-petioled or almost 

 sessile leaves, not longer than the ovary and recurved white petals. 



T. c^rnuum, Linn. NODDING T. Leaves rhombic-ovate ; petals oblong, 

 ovate, acute, .\'- : l' long; styles separate. N. Eng., W. and S. 



T. styldsum, Nutt. Upper country N. Car. to Fla. ; leaves oblong, 

 tapering to both ends ; petals oblong, tinged with rose-color, much longer 

 and broader than the sepals ; styles united at base. 



