272 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [BuU. 



STAPHYLEACEAE. BLADDER NUT FAMILY. 



STAPHYLEA L. Bladder Nut. 

 Staphylea trifolia L. (three-leaved). 

 American Bladder Nut. 



Rocky woods and thickets. Rare in Ne\V London County, 

 occasional elsewhere. Late May ; fruit Aug. — Sept. 

 Desirable to plant as an ornamental shrub. 



ACERACEAE. MAPLE FAMILY. 

 ACER L. Maple. 



Acer pennsylvanicum L. 



Striped Maple. Moosewood. 



Rocky woods in rich soil. Occasional in the northwestern 

 part of the state, becoming rare eastward and southward, 

 reaching Ashford (Bissell), East Haddam (Graves), Hunt- 

 ington and Redding (Eames). May. 



An attractive tree at all seasons of the year. 



Acer Pseudo-platanus L. (simulating Platanus, the Plane 

 Tree). 



Sycamore Maple. 



Rare. Sparingly escaped from an old nursery to a pasture 

 at Wethersfield (H. S. Clark & Bissell). May. Introduced 

 from Europe. 



Sometimes planted as an ornamental tree. 



Acer spicatum Lam. (spiked). 



Mountain Maple. 



Cool, rocky woods. Occasional in the northern part of the 

 state, becoming rare southward, reaching East Haddam 

 (Graves), Guilford, at Bluff Head (G. H. Bartlett), Meriden 

 (D. C. Eaton), Redding (Eames & C. C. Godfrey). May. 



Acer saccharum Marsh, (sugar). 

 Acer saccharimim Wang., not L. 

 Sugar or Rock Maple. 



Rocky woods, roadsides and fence-rows. Frequent or 

 common in northern districts, becoming rare near the coast, 

 except as an escape from cultivation. May. 

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