GENUS 2. 



MAGNOLIA FAMILY. 



2. LIRIODENDRON L. Sp. PI. 535- i?53- 



A large forest tree. Leaves alternate, truncate or broadly emarginate, 4-6-lobed or 

 rarely entire, recurved on the petiole in the laterally compressed obtuse buds. Stipules 

 united at the base. Flowers large, slightly fragrant. Sepals 3, petaloid, reflexed. Petals 6, 

 connivent. Anthers linear, extrorse. Carpels spiked on the elongated receptacle, 2-ovuled, 

 samaroid, i-2-seeded; seeds pendulous by a short slender funiculus at maturity. [Greek, a 

 tree bearing lilies.] 



Two species, natives of eastern North America and 

 China, the following one the generic type. 



i. Liriodendron Tulipifera L. Tulip-tree. 

 Lime-tree. White-wood. Fig. 1850. 



Liriodendron Tulipifera L. Sp. PI. 535. 1753. 



A magnificent tree 6o-i9O high with diverging 

 curved branches, the trunk 4-i2 in diameter. Leaves 

 glabrous, very broadly ovate or nearly orbicular in out- 

 line, truncate or broadly notched at the apex, truncate, 

 rounded or cordate at the base, 3'-6' long with 2 apical 

 and 2-4 basal lobes, or occasionally entire ; flowers about 

 2' high, erect, greenish-yellow, orange-colored within ; 

 petals obovate, obtuse, about equalling the reflexed 

 sepals ; cone of fruit dry, oblong, acute, 3' long. 



In woods, Vermont to Rhode Island, Florida, Michigan, 

 Arkansas and Mississippi. May-June. Wood soft, yellow- 

 ish or brownish ; sap-wood nearly white. Weight per cubic 

 foot 26 Ibs. Cucumber-tree. Blue-, white- or yellow-poplar. 

 Lynn- or saddle-tree. Hickory- or tulip-poplar. Basswood. 

 Saddle-leaf. Canoe-wood. 



Family 30. ANNONACEAE DC. Syst. i : 463. 1818. 



CUSTARD-APPLE FAMILY. 



Trees or shrubs, generally aromatic, with alternate entire pinnately veined 

 leaves. Stipules none. Sepals 3 (rarely 2), valvate or rarely imbricate. Petals 

 about 6, arranged in 2 series. Stamens oo ; anthers adnate, extrorse. Carpels 

 co , separate or coherent, mainly fleshy in fruit. Seeds large, anatropous ; embryo 

 minute ; endosperm copious, wrinkled. 



About 46 genera and 550 species, mostly in the tropics, a few in the temperate zones. 



i. ASIMINA Adans. Fam. PI. 2: 365. 1763. 



Small trees, or shrubs, with alternate leaves and lateral or axillary nodding flowers. 

 Buds naked. Sepals 3, ovate, valvate. Petals 6, arranged in 2 series, valvate or imbricated 

 in the bud, those of the outer series the larger when mature. Receptacle subglobose. 

 Stamens and carpels 3-15. Style oblong, stigmatic along the inner side; ovules numerous, 

 in 2 rows. Fruit, large fleshy oblong berries. Seeds large, flat, horizontally placed, enclosed 

 in fleshy arils. [From the aboriginal name Assimin.] 



About 7 species, natives of eastern and southeastern North America, the following typical. 



i. Asimina triloba (L.) Dunal. North Amer- 

 ican Papaw. False banana. Fig. 1851. 



Annona triloba L. Sp. PI. 537. 1753. 

 Asimina triloba Dunal, Mon. Anon. 83. 1817. 



A tall shrub or tree io-45 high, the trunk s'-io' in 

 diameter. Shoots and young leaves dark-pubescent, 

 becoming glabrous at maturity; leaves obovate, acute, 

 6'-i2 r long, cuneate or rounded at the base ; petioles 4"- 

 6" long; flowers axillary, on shoots of the preceding 

 year, appearing with the leaves, i'-ij' in diameter, 

 dark purple; sepals ovate, 4"-6" long, densely dark- 

 pubescent, as are the short peduncles ; outer petals 

 spreading, nearly orbicular, slightly exceeding the ovate 

 inner ones ; stamens numerous, short ; fruit a fleshy 

 berry, tf-f long, i'-2' thick, sweet, edible and brown 

 when ripe, pendulous, several on a thick peduncle. 



Along streams, southwestern Ontario and western New 

 York, Pennsylvania and western New Jersey to Michigan, 

 Florida, Kansas and Texas. March-April, the fruit mature 

 in October. Wood light, soft, weak, greenish-yellow. 

 Weight per cubic foot 24 Ibs. Custard-apple. Fetid shrub. 



