372 



NATURAL HISTORY OF PLANTS. 



outer coat, often thinly sprinkled with hairs, rarely prolonged into 

 a rudimentary wing. Some fifty species of this genus are known, 1 

 inhabiting all the warm regions of the Old World, very abundant in 



Cunonia capensis. 



Fig. 449. 

 Flower (-■*-). 



Fig. 451. 



Fruit, dehiscing. 



Fig. 450. 

 Long. sect, of flower. 



South America, and extending into the south of North America. 

 They are glabrous or tomentose, branching like Cunonia, with simple 

 trifoliolate or imparipinnate leaves, possessing an often winged rachis, 

 and coriaceous leaflets with frequently glandular teeth, caducous 

 stipules, sometimes greatly developed, and axillary or terminal 

 inflorescences of Cunonia. 



Spirceanthemum* has apetalous polygamous flowers. The calyx con- 

 sists of four or five valvate sepals, inserted on a small receptacle 

 which bears more internally one or two whorls of stamens, as many 

 glands as there are stamens, alternate with them and a little more 



1 H. B. K., Nov. Gen.et Spec, vi. 49, t. 520- 

 524.— Cav., Icon, t. 566.— R.& Pav., Fl. Per., 

 iv. (ined.), t. 330-334. — A. Geay, Unit. Stales 

 Fxpl. Exp., Bot., t. 85. — Cambess., in A. S. H. 

 Fl, Bras. Mer., ii. 201.— RiM., in C. Gay Fl. 

 Chil,, iii. 45.— Hook., Ie., t. 301.— Wedd., Chi. 

 Audina, ii. 209. — Tui., in Ann. So. Nat., ser. 4 } 

 viii. 151. — Geiseb., Fl. Brit. W. Ind., 303. — ' 



Hook., v., Fl, N.-Zel., i. 79.— Ad. Be. & Ge., in 

 Bull. Soc. Bot. de Fr., ix. 72 ; in Ann, Sc. Nat., 

 ser. 5, i. 372. — Benth., Fl. Austral., ii. 445. — 

 Walp., Sep., ii. 373; v. 129; Ann., v. 29; vii. 

 910. 



2 A. Geay, Unit. States Fxpl. Exp., Bot., 666, 

 t. 83.— B. H., Gen., 650, n. 58. 



