492 TRANS. OF THE ACAD. OF SCIENCE. 
Pag. 448. J. — also on the north shore of Lake Su- 
perior, O. B. Wheeler ; it seems rare everywhere, so that I 
_ not yet been able to obtain it in sufficient quantity for 
e Herb. norm. 
J. Vaseyi ; while I was deploring the destruction of Dr. 
Vasey’s original loca ality, Rev. Mr. “Holzer and te Bigelow 
discovered this species in abundance in damp open woods on 
both sides of the river near Detroit, growing loguther with 
e Dr. Bigelow’s fine specimens are distributed in 
Herb. norm. 17. Many of them are 21 feet high. 
Pag. 449. J. Greenii; Dr. Bigelow’s Detroit specimens, 
Hb. n. 19, are 2-21 feet high, taller and stouter than those 
found on the coast, Massachusetts, Hf. Mann, Hb. n. 18, 
Maine, E. Tuckerman.—Both species hold their own per 
fectly well, and can always be acti distinguished by the 
phivaciers, given above; J. Vas s also a much more slen- 
der plant and flowers earlier, es ete its fruit, near fone 
in oa nT Re 2 of July, when the other is just in 
0. muis; a form with long spathes, pineb spe- 
Fetes tall, is Hb. n. 20 from Pennsylvania, Porter ; another, 
even taller, with the flowers often one-sided, is 21, from lli- 
nois, Hall ; 22 is the var. congestus, from California, Kellogg, 
unfortunately i in too few specimens ; 23 is var. secwndus, from 
ennsylyania, Porter. 
. dichotomus has been found as far north as Delaware and 
New feneiti Leidy, Commons, Parker, Hb. n. 24, and others. 
Mr. Ravenel sends from South Carolina a taller form, Hb. n 
25, and a aaatien few-flowered one, 26. 
Pag. 451. J. Gerardi, Massachusetts, rise Hb. n. 27. 
SN 
3.2 
$ 
te. i: TRIFORMIS, n. sp.: caule annuo brevissimo foli- 
oso ramulos oso; pedunculis capillaribus scapiformibus numero- 
sis (1-4 pollicaribus) folia nee filiformia supra canaliculata 
apicem versus plana longe entibus; floribus paucis capi- 
scammer ovatam obtusam m mucronatam —3 ocularem fere 
exserto, onga 
Var, - : Dateien: rae minor (1-2-pollicaris) ; flori- 
id 
