﻿Farwell: Michigan Species of Polygonatum 253 

 PoLYGONATUM PUBESCENS (Willd.) Pursh, Fl. Am. Sept. 234. 



Convallaria pubescens Willd. Hort. Berol. 45. pi. 45. 1816. 



P. miiltifloriim ^ americanum (in part) Hook. Flor. Bor. Amer. 



2: 176. 1840. 

 P. hiflonim Ell. in A. Gray, Manual, Ed 2, 466, 1856, mostly and 



of subsequent authors. Not Walter in Elliott, Dot. S. C. & Ga. 



1:393- 1817- 

 Salomonia hiflora Farwell, Rep. Com. Parks Detroit 11 : 53. 1900. 



Stems glabrous, up to 4.5 dm. high, 2-4 mm. in diameter, leaf- 

 less part the longer; leaves nine to thirteen, ovate to lance-ovate, 

 17-33 mm. wide by 5-7.5 cm. long, amplexicaul, subsessile, orshort- 

 petioled, green above, pubescent on the nerves below; three to 

 seven of the nerves more or less prominent ; peduncles short, about 

 12 mm. long, one- or two-flowered; pedicels shorter than the 

 peduncle; flowers 8-10 mm. long by 2-3 mm. wide, occasionally 

 sessile, cylindrical, tube yellowish white or white in dry specimens; 

 the free part of the filament filiform, papillate, and shorter 

 than the anthers; mature fruit globular, 8-10 mm. in diameter; 

 seeds three to nine, 4- mm. wide. [Plates 12, 13, A.] 



Generally in rather dry woods and copses of oak and maple. 

 Michigan: Keweenaw Peninsula, June, 1886, Farwell 380; 

 Rochester, May, 1914, Farwell 3624. Massachusetts: Russell, 

 May, 1873, H. H. Rusby (distributed as P. biflorum). New 

 Jersey: Franklin, August, 1879, H. H. Rusby (likewise distributed 

 asP.biflorufn). 



Polygonatum pubescens cuneatum (Greene) comb. nov. 

 P. cuneatum Greene, Leaflets i : 181. 1906. 



Differs from the species only in having longer and relatively 

 narrower leaves, cuneate at the base (18-35 mm. wide by 6-12 

 cm. long). [Plate 13, B.] 



Michigan: near Marquette, Greene; Detroit, May, 1895, 

 Farwell 380c; Keweenaw Peninsula, October, 1914, Farwell 3QOQ. 



Polygonatum bore ale Greene, Leaflets i: 181. 1906 

 Leaves larger, elliptical, 33-45 mm. wide by 7-5-IO cm. long, 



generally sessile; flowers green, darker than the foliage, otherwise 



as in P. pubescens. [Plate 14, A.] 



Copses of oak and maple. Minnesota: Winona, Greene. 



