SO ACERACEJE. (MAPLE FAMILY.) 



petals as long as the tubular calyx ; panicle oblong ; leaflets 5, varying from 

 lanceolate to oval, short-acuminate, finely serrate, smooth, or nearly so, on both 

 Surfaces — Rich soil, Florida to North Carolina, and westward. March - May. 

 — A shrub, or in the upper districts, a small tree. Flowers red. 



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

 than the tubular-campanulate calyx; panicle 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 and northward. April 

 and May. — A shrub or small tree. Flowers pale yellow. iE. discolor, Piush, 

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

 or dull purple flowers. 



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

 of the nearly similar petals longer than the obconieal calyx ; panicle racemose, 

 very long; leaflets 5 - 7, Qval-obovate, tomentose beneath. [Mi. macrostachya, 

 Mich v.) — Upper districts of Georgia and South Carolina. April and May. — 

 Shrub 3° - 9° hiirh. Flowers white. Stamens 6 or 7. 



Order 43. ACERACEiE. (Maple Family.) 



Trees or shrubs, with opposite palmately lobed or pinnate cxstipulatc 

 leaves, and regular mostly polygamous or dioecious flowers, with an imbri- 

 cated aestivation. — Calyx 4-9-lobed. Petals as many as the lobes of the 

 calyx, or none. Stamens 4 -12, inserted with the petals into a livpogy- 

 nous disk. Ovary 2-celled, with 2 pendulous amphitropous ovules in each 

 cell, forming in fruit a double 2-seeded samara. Styles 2. Seeds with 

 little or no albumen. Embryo folded or spirally coiled. 



1. ACER, L. Maple. 



Flowers polygamous. Petals usually 5 - 8, or none. Stamens 4-12. — Leaves 

 simple, palmately lobed. Flowers clustered or racemose. 



* flowers in terminal racemes, appearing after- ili< leaves, 



1. A. Pennsylvanicum, L. (Striped Maple.) Racemes limple, 

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

 3 acuminate finely serrate lobes j pamara large, (A. striatum, Lam.) — Banks 



of mountain stream-, Georgia and northward. May. — A shrub or small tree, 



with striped bark, flowers greenish. 



2. A. spicatum, Lam. (.Mountain Maim.k.) Racemes compound, 

 erect ; flowers small, very numerons ; petals linear-spatulate ; leaves cordate, 



3-lobed, coarsely serraN- ; samara small. — With the preceding. — Shrub G°-10° 



high. Leaves pubescent beneath. 



* * Flowers on long and drooping nnJ<tH<it< or corymbost pedicels, developed from 

 Inii nil mid t< rminal buds. 



3. A. saccharinum, Wang. (Sdoajs Mapli | Leaves cordate, with 

 ••{ - 5 acute <>r acuminate sinuate-toothed lobes, paler and slightly pubescent be- 



