250 



FLORA OF JAMAICA 



Brunellia 



small, dioecious or polygamous. Calyx 4-5-partite, valvate, 

 coloured. Corolla uone. Disk adnate to the calyx, S-lO-lobed. 

 Male flowers : stamens 8-10, inserted at the base of the disk; 

 ovaries rudimentary. Female or hermaphrodite flowers : carpels 

 4-5, distinct, 1 -celled ; styles awl-shaped, with simple stigmas ; 

 ovules 2, collateral. Capsules 4 or 5, or fewer by abortion, 

 2-valved, with 1 or 2 seeds. Seeds with fleshy endosperm ; 

 cotyledons flat. 



One genus with 10 species, natives of tropical America. 



BRUNELLIA Ruiz & Pav. 



B. eomocladifolia Humh. <& Bonpl PI ^quin. i. 211 t. 59 

 (1808); Griseb. Fl. Br. W. Inch 139; Vrh. in Engl Jahrh. xv. 

 307 & Symh. Ant. iv. 258. Zanthoxylum Sumach Macf. Jam. i. 

 195 (1837). (Fig. 106.) 



Fig. IQd.— Brunellia comocladi/olia Humb. & Bonpl. 



A, Portion of inflorescence and base of E, Ripe carpel after dehiscence, empty, 



leaf X 3. showing the exocarp and eudocarp x 4. 



B, Hermaphrodite flower X 4. F, Seed X 7. 



C, Female flower x 4. 



D, Ripe carpel x 7. 



O, Section of seed with testa removed 

 X 7 ; e, endosperm ; e, cotyledon ; r, 

 'radicle. 



West Indian Sumach. 



Tree about 20 ft. high, young branches and petioles ruBty-tomentose. 

 Leaves pinnate, 1 • 5-3 dm. 1. ; leaflets in 5-11 pairs with an odd one, oblong- 

 ellipticskl to oblong-lanceolate, obtuse or subacuminate, serrate-denticulate, 

 penninerved, glabrous above except the midrib which is puberulous, tomen- 



