490 NATURAL HISTORY OF PLANTS. 



glabrous tree ; leaves alternate, imparipinnate ; leaves ovate-lanceo- 

 late, oblique at base, entire, much crowded, pellucid-punctulate ; 

 flowers small in axillary much ramified compound racemes ; pedicels 

 bracteolate below articulation (Eastern and Sabtrop. Australia 1 ). 



G9. Ptelea L. 2 — Flowers polygamous ; receptacle more or less con- 

 vex. Sepals 3-5, short, imbricated. Petals same in number, alter- 

 nate, much longer, imbricated. Stamens same in number, inserted 

 with petals and alternate with them ; filaments free, more or less 

 pilose ; anthers introrse, 2-rimose, effete in female flower. Germen 

 (rudimentary in male flower) inserted at summit of receptacle, more 

 or less produced and dilated beyond insertion of androceum, 2, 

 3-locular ; style short, stigmatiferous 2, 3-lobed at apex ; ovules in 

 each cell 2, descending ; micropyle extrorse, superior. 3 Fruit dry, 

 orbicular, widely 2, 3-winged, 2, 3-locular, indehiscent ; seeds in 

 each cell solitary from abortion, oblong ; testa coriaceous ; albumen 

 fleshy ; embryo straight ; cotyledons flat, ovate-oblong ; radicle 

 short, superior. — Small trees or shrubs, more or less bitter; leaves 

 alternate or more rarely opposite, exstipulate, 3-foliolate or pinnate 

 5-foliolate ; folioles ovate, oblong or sublanceolate, entire, crenate or 

 serrulate, pellucid-punctuate ; flowers 4 in ramified cymiferous racemes, 

 sometimes corymbiform {Northern Temp. America"). 



70. Toddalia J. 6 — Flowers polygamous (nearly of Zanthoxyhn) ; 

 calyx 2-5-merous leaves lobed or dentate subequal. Petals 2, 5, 

 longer, valvate or slightly imbricate. Stamens same in number 



1 Spec. 1. P. australis Hook, p., loc. cit. — 214. — A. Gray, Man., ed. 5, 110. — Chapm., 

 Benth., Fl. Austral., i. 365. — CooHa Aus- PL S. Unit. St., 66. — Walp., Rep., i. 523 ; ii. 

 trails F. Muell., Fragm., i. 25 ; iii. 27.— 259 ; Ann., vii. 530. 



Ailantus punctata F. Muell., op. cit., iii. 42. 6 Gen., 371. — Lamk., III., t. 139. Pom., 



2 Gen., n. 152. — Mill., Icon., t. 211. — J., D'ict., vii. 692 ; Suppl., v. 314. — K., in Ann. So. 

 Gen., 375.— Lamk., III., t. 84. — Pou:., Diet., Nat., sei\ 1, ii. 356.— DC, Prodi:, ii. 83.— 

 v. 706; Suppl., iv. 597.— Ga:RTN., Fruct., i. A. Juss., in Mem. Mus., xii. 508, t. 26, fig. 40. 

 223, t. 49. — K., in Ann. Sc. Nat., ser. 1, ii. — Spacii, Suit, ii Buffon, ii. 368. — Endl., Gen., 

 355.— Turp., in Diet. Sc. Nat., Atl., t. 128.— n. 5975.— B. H., Gen., 300, 991, n. 62 (part.).— 

 DC, Prodr.,\\. 82. — A. Juss., in Mem. Mus., Boscia Thunb., Fl. Cap., 159 (nee Lamk.). — 

 xii. 510, t. 26, fig. 42.— Spach, Suit, a Buffon, Asaphes DC, Prodr., ii. 90.— Duncania 

 ii. 369. — Endl., Gen., n. 5977. — Pater, Or- Retchb., Consp., 197. — Vepris Commers. (ex 

 ganog., 107, t. 24, — A. Gray, Gen. III., t. 157. A. Juss., in Mem. Mus., xii. 509, t. 26, fig. 41). 

 — J. G. Ag., Theor. Syst., t. 19, figs. 7, 8.— —Endl., Gen., n. 5976. — Crantzia Schreb.J 

 B. H., Gen., 301, n. 65. — Belluccia Adans., Gen., 143 (nee Scop., nee Sw., nee Lag., nee 

 Fam. des PL, ii. 31 J. Nutt.). — Sco/olia Sm., Ic. ined., ii. t. 34 (nee 



3 Coats double. L., nee Forst., nee J acq,.). — Dipetalum Dalz., 

 1 Plavo-virescens. in Hook. Ketv Journ., ii. 38. 



s 



Spec, ad 6. Torr. & Gr., FL N.-Amer., i. 



