Genus 4. 



LILt-OF-THE-VALLEY FAMILY. 



517 



1. Unifolium canadense (Desf.) Greene. 

 False or Wild Lily-of-the-valley. Two- 

 leaved Solomon's Seal. Fig. 1286. 



Maianthemum canadense Desf. Ann. Mus. Paris 



9: 54. 1807. 

 Smilacina bifolia var. canadensis A. Gray Man. 



Ed. 2, 467. 1856. 

 Unifolium canadense Greene, Bull. Torr. Club 15 : 



287. 1888. 



Glabrous or pubescent. Stem slender, erect, 

 often zigzag, 1-3-leaved (usually 2-leaved), 

 2'-/ high; leaves ovate or ovate-lanceolate, 

 1 '-3' long, acute, acuminate, or blunt and cus- 

 pidate at the apex, cordate at the base with a 

 narrow or closed sinus, sessile, short-petioled, 

 or the lowest sometimes with a petiole ¥ 

 long; solitary leaves of the stemless plants on 

 petioles 1/-4' long; raceme rather dense, many- 

 flowered, i'-2' long; pedicels mostly longer 

 than the flowers ; perianth-segments oblong, 

 obtuse, becoming reflexed, about 1" long, 

 rather longer than the stamens ; berry pale red, 

 speckled, about 2" in diameter. 



In moist woods and thickets, Newfoundland to 

 the Northwest Territory, south to North Carolina, 

 Tennessee, Iowa and South Dakota. Ascends to 

 5000 ft. in Virginia. Cowslip. Bead-ruby. One-leaf. 



One-blade. May-July. 



I8I2. 



5. DISPORUM Salisb. Trans. Hort. Soc. 1: 331. 

 [Prosartes Don, Ann. Nat. Hist. 4: 341. 184a] 

 More or less pubescent herbs with slender rootstocks, branching stems, scaly below, 

 leafy above, and alternate somewhat inequilateral sessile or clasping leaves, the flowers ter- 

 minal, drooping, whitish or greenish yellow, solitary or few in simple umbels. Perianth 

 of 6 narrow equal separate deciduous segments. Stamens 6, hypogynous; filaments filiform 

 or somewhat flattened, longer than the anthers; anthers oblong, or linear, extrorse. Ovary 

 3-celled; ovules 2 or sometimes several in each cavity; style slender; stigma 3-cleft or en- 

 tire. Berry ovoid or oval, obtuse. [Greek, referring to the 2 ovules in each cavity of the 

 ovary, in most species.] 



About 15 species, natives of North America and Asia. Besides the following, some 5 others 

 occur in western North America. Type species: Disporum pullum Salisb. 



Stamens shorter than the perianth; fruit smooth, 2^6-seeded. 1. D. lanuginosum. 



Stamens as long as the perianth; fruit roughened, 4-i8-seeded'. 2. D. trachycarpum. 



i. Disporum lanuginosum (Michx.) 

 Nichols. Hairy Disporum. Fig. 1287. 



Streptopus lanuginosus Michx. Fl. Bor. Am. 1 : 

 201. 1803. 



Prosartes lanuginosa Don, Trans. Linn. Soc. 18 : 

 532. 1841. 



Disporum lanuginosum Nichols. Diet. Gard. 1 : 

 485. 1884. 



Finely and rather densely pubescent, 1}°- 

 2ti° high. Leaves ovate-lanceolate, or oblong- 

 lanceolate, 2'-4$' long, i'-a' wide, long-acumi- 

 nate at the apex, rounded at the base, 7-15- 

 nerved; flowers solitary or 2-3 together, 

 greenish, 6"-o" long; pedicels filiform, about 

 1' long; perianth narrowly campanulate, its 

 segments linear-lanceolate, acuminate, some- 

 what spreading, glabrous, one-third to one- 

 half longer than the stamens; ovary oblong; 

 style slender, longer than the stamens or 

 equalling them, 3-cleft; berry oval, red, pulpy, 

 2-6-seeded, s"~7" long. 



In woods, Ontario to western New York, 

 Georgia and Tennessee. Ascends to 4000 ft. in 

 Virginia. May-June. 



