On Planis of the North-West. 67 
narrow, smooth, slightly scabrous on the margin. Raceme 
abou t six-flowered, flowers approximated, on short pedun- 
cles, ipa containing twenty florets, subcylindric, squamose 
below ; scales ovate mucronate, a little ciliate, interior ones 
foliaceous. Segments of the corolla linear, villose within. 
West shore of Lake Michigan, August 27th. Allied to L. 
graminifolia. 
scariosa Willd. Stem simple, three feet high, 
Serratula scariosa L. } nearly smooth. Leaves lance- 
olate, very smooth, and the upper surface a little shining. 
Flowers in a long dense spike, very numerous, (40 to 70, 
on short peduncles : calyx twenty-twenty-three flowered ; 
scales spatulate, obtuse, membranous and coloured: pappus 
a little et onger than the villous seed ; corolla deeply cleft, 
smooth ‘diaphanous punctures. — WwW est miate of Lake 
Michigan, Ags Hi Sadia fuh!.—-Wiild. 
rigeron be idifolium N L—-Wil. ; 
puichellum Mx. Near Detroit, 
GYNANDRIA. 
eee cernua rs ae ae is ast shore of Lake Michigan. 
Calero on -grabebiatin Brown. ) Portage of Pt. Kee- 
pido eae Swarrz. weenah, Lake Supe- 
Schr Seat y Bl a. om 
Cini ri a es specta ie wartz. oint 
ee ain & a Superior, ‘Tune 
ena °M 4 
———— pubescens Willd. (Mockasin foser) Presque 
Isle, ideas 5th. 
_ calceolus Mx. 
ealceolus k : BF rae 
“MONOECIA. 
--Hexacysta. 
“= ry eee 
