SAPINDACE.E. (SOAP-BEKKY FAMILY.) 87 



3. .33. flava, Ait. Stamens included; claws of the lateral petals longer 

 than the tubular-cainpanulate calyx ; pauicle oblong, pubescent ; leaflets 5-7, 

 obovate-oblong, acuminate, finely serrate, pubescent beneath. Rich soil, in 

 the middle and upper districts of Georgia to North Carolina. April - May. 

 A shrub or small tree. Flowers pale yellow. JR. discolor, Pursli, is a 

 form of this species with more strongly serrate leaflets, and flesh-colored or 

 dull purple flowers. 



4. .33. parviflora, Walt. Stamens 3 times as long as the corolla ; claws 

 of the nearly similar petals longer than the obconical calyx ; panicle race- 

 mose, very long; leaflets 5-7, oval-obovate, tomeutose beneath. Upper 

 districts of Georgia and South Carolina. April-May. Shrub 3 -9 high. 

 Flowers white. Stamens 6 or 7. 



6. ACER, L. MAPLE. 



Flowers polygamous. I'etals usually 5-8, or none. Stamens 4-12. 

 Leaves simple, palmately lobed. Flowers clustered or racemose. 



* Flowers in terminal racemes, appearing after the leaves. 



1. A. Pennsylvanicum, L. (STRIPED MAPLE.) Racemes simple, 

 drooping; flowers (15-25) large; petals obovate ; leaves slightly cordate, 

 with -'5 acuminate finely serrate lobes; samara large. (A. striatum, Lam.) 

 Banks of mountain streams, Georgia and Carolina. May. A shrub or 

 small tree, with striped bark. Flowers greenish. 



2. A. spicatum, Lam. (MOUNTAIN MAPLE.) Racemes compound, 

 erect; flowers small, very numerous ; petals linear-spat ulate; leaves cordate, 

 3-lobed, coarsely serrate ; samara small. With the preceding. Shrub 6- 

 10 high. Leaves pubescent beneath. 



* * Flowers on long and drooping umbellate or corymbose pedicels, developed 



from lateral and terminal buds. 



3. A. saccharum, Marsh., var. barbatum, Trelease. Leaves 2' -4' 

 wide, paler beneath, truncate, or cordate with a shallow sinus, 3-lobed, the 

 lobes entire, contracted and acuminate above the middle, slender-petioled ; 

 wings 6" -9" long, divergent, the pedicels long and mostly dichotomous ; 

 calyx and ovaries bearded. Rocky banks, Georgia, Tennessee, and west- 

 ward. March -April. 



4. A. Floridanum, Chapm. Leaves smooth and shining above, downy 

 and canescent beneath, 2' - 4' wide, truncate and slightly cordate at the base, 

 3 - 5-lobed, the lobes short, obtuse, and mostly 3-toothed ; wings nearly erect ; 

 calyx bearded. (Var acuminatum, Trelease, the leaves green on both sides, 

 the lobes acuminate.) Rocky woods, Florida and westward, the var. in the 

 upper districts. 



* * * Flou-ers on short and erect clustered pedicels, developed from lateral buds, 



end appearing before the leaves: fruiting pedicels long and drooping. 



5. A. dasycarpum, Ehrh. (SILVER MAPLE.) Leaves cordate, 3-5- 

 lobed, sharply toothed and serrate, white beneath ; petals none; samara large, 

 woolly when young. Banks of rivers. Feb. - March. A tree 30 - 50 high, 

 with soft wood. Flowers yellowish. 



