PART 2. LEAVES ALTERNATE, COMPOUND 



A. Leaves pinnate, including bipinnate and tripinnate. 

 B. Leaves bipinnate or tripinnate. 



C. Leaves fernlike, coiled at tip when growing, bearing spores in brown dots beneath; stems unbranched — Tree- 

 fern Family (Cyatheaceae; Cyathea, Hemilelia), page 28. 

 CC. Leaves not fernlike; stems becoming branched. 



D. Leaflets long-pointed, edges toothed — Melia* page 246. 

 DD. Leaflets rounded or short-pointed at apex, edges not toothed. 



E. Fruit a pod (legume) with beanlike seeds — Legume Family (Leguminosae), page 142. 

 EE. Fruit a long 3-angled capsule with winged seeds — Horseradish-tree Family (Moringaceae;* Moringa*), 

 page 134. 

 BB. Leaves once pinnate. 



F. Leaflets parallel- veined, leave.? palmlike, very large, with long petiole; stems unbranched — Palm Family (Pal- 

 mae), page 34. 

 FF. Leaflets with veins forming network or inconspicuous; stems becoming branched. 



G. Leaflets deeply divided into narrow segments, white hairy beneath; leaves fernlike, almost bipinnate — 

 Protea Family (Proteaceae;* GrevUha*) . 

 GG. Leaflets not deeply divided or lobed. 



H. Stipules usually present; fruit a pod (legume) with beanlike seeds — Legume Family (Leguminosae), page 142. 

 HH. Stipules absent; fruits and seeds various. 

 L Sap whitish or of other color, resinous. 



J. Flowers with 1 very short style, stamens twice as many as petals — Bursera Family (Burseraceae) , page 258. 

 JJ. Flowers w-ith 3-5 stigmas or styles, stamens as many or twice as many as petals — Cashew Family 

 (Anacardiaceae), page 286. 

 IL Sap watery. 



K. Leaflets with minute gland dots, with citruslike odor when crushed — Rue Family (Rutaceae), page 220. 

 KK. Leaflets without gland dots. 



L. Leaves with 13-19 lanceolate asymmetrical leaflets, sharply toothed, long-pointed; fruit a walnut- — 

 Walnut Family (Juglandaceae, Juglans). 

 LL. Leaves and fruit otherwise. 



M. Flowers with 2-5 pistils or 1 lobed pistil and with 2-5 styles or stigmas; bark and sap bitter — 

 Ailanthus Family (Simaroubaceae), page 236. 

 MM. Flowers with 1 pistil and 1 style. 



N. Flowers mostly unisexual, stamens 5-10, separate — -Soapberry Family (Sapindaceae), page 302. 

 NN. Flowers bisexual, with mostly 8-10 stamens united into a tube (separate in Cedrela) — Ma- 

 hogany Family (Meliaceae), page 244. 

 A.\. Leaves digitate (palmate) or with 3 leaflets (trifoliolate). 



O. Leaflets with minute gland dots, with citruslike odor w^hen crushed — Rue Family (Rutaceae; Ainyris, Pilocarpus), 

 page 220. 

 00. Leaflets without gland dots. 

 P. Leaflets 3. 



Q. Stipules usually present; fruit a pod (legume) with beanlike seeds — Erythrina, page 190. 

 QQ. Stipules absent; fruit a drupe or winged key — Soapberry Family (Sapindaceae), page 302. 

 PP. Leaflets 5 or more. 



R. Flowers minute; fruit a small, slightly fleshy berry, 2-seeded — Ginseng Family (Araliaceae; Didymopanax) , 



RR. Flowers large, with 5 whitish petals; fruit a large oblong capsule with hairy seeds — Bombax Family (Bomba- 

 caceae; Ceiba), page 332. 



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