14 anonai !E.ffi. (CUSTARD-APPLE family.) 



ceolatc, acute. (M. tripetala, Michx.) — Rich soil in the upper districts. May 

 and June. — A small tree, with irregular branches. Leaves \°-\h° Ion.--, on 

 short petioles. Flowers 4'-(')' wide, white. Cone of fruit oblong, 4' - 6' long, 

 rose-colored. 



4. M. acuminata, L. Leaves scattered, oval, acuminate, downy beneath; 

 petals G - 9, oblong-ovate, obtuse. — Upper districts, in rich shaded soil. June 

 and July. — A large tree. Leaves 6' - 9' long. Flowers ;;' - 4' wide, dull yellow 

 and greenish. Cone of fruit cylindrical, 2' - 3' long. 



* * * Leaves deciduous, auriculate or cordate at the base. 



5. M. cordata, Michx. Leaves oval or roundish, slightly cordate, acute, 

 white-downy beneath; petals 6-9, oblong, acute. — Upper districts in rich 

 shaded soil. April and May. — A small tree. Leaves 4' -6' long. Flowcrs4'- 

 5' wide, yellow. Cone of fruit oblong, 3' long. 



6. M. Fraseri, Walt Leaves clustered at the summit of the branches, 

 spatulate-ohovate, smooth on both surfaces, cordate and 2-eared at the base, on 

 slender petioles; petals oblong, obtuse, narrowed and nnguieulatc at the base. 

 (M. aurieulata, Lam. M. pyramidata, Uartr.) — Rich woods, Florida to Ten- 

 nessee and westward. May and June. — A small tree. Leaves 8'-12' long. 

 Flowers 6' wide, white and fragrant. 



7. M. macrophylla, Michx. Leaves clustered at the summit of the 

 branches, oblong-obovate, cordate or slightly eared at the base, glaucous be- 

 neath; petals oblong, obtuse, the inner row narrower. — Shady woods in light 

 soil, Florida to Tennessee: rare. April and May. — A shrub or small tree. 

 Leaves li°-3° long. Flowers 8'- 12' wide, white, fragrant. Cone of fruit 

 ovate. 



4. LIRIODENDRON, L. Tulip-trbe. Whitb Poplar. 



Flowers perfect. Sepals 3, reflexed. Petals 6, erect. Stamens numerous: 

 anthers cxtrorsc. Ovaries numerous, imbricated, 1 -celled, 2-ovuled, forming in 

 fruit a cone-like head of samarssform, indehiscent, l -2-seeded, deciduous carpels. 

 — ; A large tree. Leaves angled, truncated. Stipules large, free from the petiole, 

 deciduous. Flowers large, terminal. 



l. L. Tulipifera, L. Leaves smooth, on slender petioles, mostly rounded 

 at the base, somewhat 8-lobed; the middle lobe appearing as if cut off, leaving 



a shallow notch; tlowers bell-shaped, greenish-yellow, striped or tinged witli 

 ounds, Florida and northward. May -.lime. 



Okdi.i: .'!. AIVONACETE. (( Ystai:i>-Aim-i.e FAMILY.) 



Trees or shrubs, with simple, alternate and entire, feather-veined ba\ es, 

 and solitary, axillary, perfect, bypogynoua flowers. Sepals 8. Petals 6, 

 in two rows, deciduous, valvate in the bud. Stamen- numerous. An- 

 thers adnata, extrorse, on very short filaments. Ovaries few or many, 



