STATE GEOLOGIST. 39 



CEANOTHUS, L. New Jersey Tea. Red-root. 



C. Ainericauus, L. New Jersey Tea. Red-root, 



Coiiuiion throughout the state, excepting far northward ; especially atmiiJant on 

 sandy tracts in the region of the upper ^Mississippi river. Though only a small shrub, 

 one to three feet high, its root is a mass of gnarled wood, sometimes six or eight inches 

 in diameter, "a troublesome obstacle in first breaking the soil." 



C- ovatus, Desf. (C. ovalis, Bigelow.) Red-root. 



Sandy ridges of the St. Croix, "seeming to take the place of the preceding species 

 and an indication of a more barren soil," Pftny^ New Uhu, Jiuii. [^Kaministiquia river 

 (very abundant), Macnun.] Local. 



CEL ASTRA CE.E. Staff-tree Family. 



CELASTKUS, L. Staff-tree. Shrubby Bitter-sweet. 



C. scaiidens, L. Clitnbin{? Bitter-sweet. Wax-work. 



Common through the south half of the state, extending north to tlie source? of the 

 Mississippi, and to Polk county ; lesa frequent north to Emerson, Manitoba, i^cott. 



EUOXYMUS, Tourn. Spindle-tree. 



E. atropurpureup, Jacq. Burning-Bush. Waahoo. 



Frequent southward : extending north to Anoka county, Jiuii, Lake Elizabeth, 

 Kandiyohi county, Mrs. Terrij, and Clay county in the Red river valley, G<:d<jc. 



E. Ailiericaniis, L , var. obovatus, Torr. & Gray. Trailing? Ft. -aw- 

 berry Bush. 

 Minneapolis, fVinchell; lake Pepin, Miss MaiiiiiiKj. Rave. 



SAPINDACE^. Soapberry Family. 



STAPHYLEA, L. Bladder-Nct. 



S. trifolia, L. American Bladder-Nut. 



Frequent southward ; extending north to Minnehaha falls, R<jh':rts, and New Uhn, 

 Jimi. 



ACER, Tourn. M.aple. 



A. Peuusylvaiiicum, L. Striped Maple. Moose- wood. 



Common northeastward, extending south to the upper Mississippi river and to 

 southeastern Pine county ; rare and local farther south to lake Pepin, Miss MaitniiKj. 



A. spicatuni. Lam. Mountain Maple. 



Abundant north of lake Superior and along the international boundary; extending 

 south to Mille Lacs, Upham; rare and local farther southward on the Mississippi bluffs 

 at lake Pepin, Miss Manning, and in section 22. Richmond. Winona county, Winchdl. 



A. .saccliavinvini, Wang. Sugar Maple. Rock Maple. Hard Maple. 



Common, often abundant, throughout the state, excepting near its west side. Not 

 found close to the shore of lake Superior, but common two or three miles from it, 400 

 feet or more above the lake, attaining a hight of 75 feet, Clark. The northern limit of 

 this tree, according to Bell, extends from the lower part of the valley of the Kaminis- 

 tiquia river westward, a little to the north of the boundary line, to the lake of the 

 Woods, where it turns south. The Chippewa Indians, who are yet the principal inliab- 



