694 



FLORA. 



diameter. In rich, mostly dry woods, N. S. to Br. Col., D. C, 111., Mich, and in 

 the Rocky Mts. to N. Mcx. June-Aug. 



4. Pyrola uliginosa Torr. BOG WlNTERGREEN. (I. F. f. 2729.) Scape 

 1.5-4 dm. high, 7-15 -flowered. Blades broadly oval, or orbicular, dull, rather 

 thick, obscurely crenulate, obtuse at both ends; flowers 10-16 mm. broad; calyx- 

 lobes oblong or ovate-lanceolate, one-fourth to one-third the length of the petals; 

 anther-sacs beaked; capsule about 5 mm. in diameter. In swamps and bogs, N. 

 S. to Br. Col., N. Eng., central N. V.. Mich, and in the Rocky Mts. to Colo. June. 



5. Pyrola asarifolia Michx. Liver-leaf Wintergreen. (I. F. f. 2730.) 

 Similar to the preceding. Blades usually wider than long, coriaceous, shining 

 ab >ve jbtuse, crenulate, 2.5-4 cm. long, usually shorter than their narrowly 

 margined petioles; flowers racemose, nodding, purple, or rose, 12-16 mm. broad; 

 calyx-lobes lanceolate, acute or acuminate, about one-third the length of the petals; 

 anther-sacs slightly beaked; capsule about 6 mm. in diameter. In wet woods and 

 swamps, N. B. to the N. W. Terr., Mass., N. Y., Minn, and Colo. June-July. 



6. Pyrola oxypetala Austin. Sharp-petaled Wintergreen. (I. F. f. 

 2731.) Scape slender, 2-2.5 dm. high, about 9-flowered. Blades ovate, coria- 

 ceous, dull, narrowed at the base, obscurely crenulate, 14-20 mm. long, shorter 

 than their petioles; flowers racemose, ascending, greenish, 8-10 mm. broad; bracts 

 shorter than the pedicels; calyx-lobes triangular-ovate, acute, about one-third the 

 length of the elliptic-lanceolate acuminate connivent petals; anther-sacs slightly 

 horned. Hills, Deposit, Delaware Co., N. Y. June. 



7. Pyrola minor L. Lesser Wintergreen. (I. F. f. 2732.) Blades rather 

 thin, broadly oval to orbicular, crenulate, obtuse, rounded, slightly narrowed, or 

 subcordate at the base, 1-2 cm. long; flowers racemose, nodding, white or pink- 

 ish, 6-8 mm. broad; pedicels 2-5 mm. long; calyx-lobes mostly triangular-ovate 

 and acute; stamens not declined; petals oval or orbicular, obtuse; capsule about 

 5 mm. in diameter. In woods, Greenland and Lab. to Alaska, N. Eng., Ont. and 

 Ore., south in the Rocky Mts. to N. Mex. Also in Europe and Asia. June-Aug. 



8. Pyrola seciinda L. Serrated or One-sided Wintergreen. (I. F. f. 

 2733.) Scapes slender, 1-2. 5 dm. high. Blades ovate, or often oval, mostly thin, 

 acute, or rarely obtuse, crenulate -serrulate, 2-5 cm. long, longer than their peti- 

 oles; flowers many, at first erect, soon drooping, greenish white, 6-8 mm. broad; 

 pedicels short; calyx lobes ovate, obtuse, or obtusish, very short; petals oval, ob- 

 tuse, with a pair of tubercles at the base, campanulate-connivent; stamens not 

 declined; capsule about 4 mm. in diameter. In woods and thickets, Lab. to 

 Alaska, D. C, Neb., along the Rocky Mts. to Mex. and to Cal. Also in Europe 

 and Asia. June-July. 



Pyrola seciinda pumila Paine, is a low northern form, the scape 5-10 cm. high. 

 3-8- flowered, the leaves orbicular or broadly oval, 1-2.5 cm - l° n g> 



2. MONESES Salisb. 



Leaves petioled, crenulate, opposite, or verticillate in 3's. Flower solitary, 

 drooping, white or pink, at the summit of a slender scape. Calyx 4.-5 -parted, per- 

 sistent. Petals 4 or 5. broadly ovate or orbicular, sessile. Stamens 8 or 10, similar 

 to those of Pyrola. Ovary globose, 4-5 -celled; style straight; stigma 4-5-lobed; 

 ovules numerous. Capsule subglobose, 4-5-lobed, 4-5 -celled, loculicidally 4-5- 

 valved from the summit, ili<- valves glabrous on the margins. .Seeds minute, the 

 testa reticulated, produced at each end. [Creek, single-delight, from the single 

 flower.] A inonotvpic genus. 



1. Moneses uniflora (L.) A. Cray. ONE- FLOWERED WINTERGREEN. (I. F. f. 

 2734.) Stem 5 15 cm. high. Blades orbicular or ovate, obtuse, rather thin, 

 8 24 mm. long; flower 12-20 mm. broad; calyx-lobes ovate, obtuse, about one- 

 filth the length of the petals; capsule erect. 6 8 mm. in diameter, about as long as 

 the peristenl style and stigma. In woods, Lab. to Alaska, Conn., Penn., Mich., in 

 the Rocky Mts. to Colo, and to Ore. Also in Europe and Asia. June-Aug. 



j. CHIMAPHILA l'ursli. 

 nnial herbs, with decumbent stems, ascending leafy branches, the leaves 

 opposite. <»r verticillate, coriaceous, evergreen, short-petioled and serrate, and white 

 or purplish flowers in terminal corymbs. Pedicels mostly bracteolate. Calyx 



