in the Vicinity of Boston. SIS 



ical, cut-winged, very glaucous or mealy sea-green under- 

 neath. Flowers rose-colored, with two nectaries or spurs at 

 the bottom of each. — On the sides of Ascutney mountain, 

 Vermont, also Hanover, N. H. — July. 



Corydalis fungosa, or Ftimaria fungbsa Climbing Corydalis. 

 Stem climbing. Leaves furnished with tendrils. Flowers 

 flesh-colored, axillary, racemed, or having several smaller 

 flower stems branching from a larger one. — Maine. — In bloom 

 all summer, and forming handsome festoons or bowers. 



Corydalis glaiica., or Fumdria glauca. This delicate plant is 

 from one to four feet high, erect, branching, having the stem 

 covered with a fine glaucous bloom, removed by handling. 

 Leaves glaucous, and the lower ones biternate (or in threes, 

 with each of these in threes again). The flowers, (which 

 have a single spur) are in panicles or compound racemes, 

 and are delightfully variegated with yellow and flesh color. — 

 Rocks, and rocky hills, in Roxbury, Brookline, or near New- 

 ton Seminary. — May, August. — ^Biennial. 



Epilobium. 

 Epilobium spicdtum Spiked Willow herb. A fine, showy 

 plant, from four to six feet high, and often branching near 

 the top. Leaves willow-like, nearly stemless, veined, un- 

 divided, smooth, glaucous underneath, linear-lanceolate. 

 Flowers bluish purple, with four unequal petals, encom- 

 passed by a four-leaved tubular calyx. Stamens bent to one 

 side. Seeds feathery, in a long, round, slender capsule or 

 pod. Flowers forming collectively a kind of spike, shaped 

 like the flame of a candle, and frequently eight inches or 

 more in length, and two inches or more in diameter. — New- 

 ton, Brighton. — June, July. 



Erythronium. 

 Erythronium americdnum, or E. dens-cdnis Common Ery- 

 thronium, or May Lily. A delicate and admired liliaceous 

 plant, with its flower growing on a slender, glossy stem, from 

 four to eight inches long. Leaves two, oblong-lanceolate, 

 shining, brownish green, spotted, and sheathing the scape 

 or stem at the bottom. Root a bulb, deep in the earth. 

 Flower a small, drooping, solitary, yellow lily. — In rich, 

 moist soils. — South, Boston, Cambridge, Newton. — May. 



EUPATORIUM. 



Eupatorium perfolidtum Thorough wort (through wort). 

 About three feet high. Distinguished by having its leaves 

 perfoliate, or perforated by the main stem, which passes 

 through the middle of the leaf, or more properly perhaps, 

 through two opposite leaves, growing to each other at their 

 bases. Stem hairy. Leaves oblong, serrate, wrinkly, downy 



