2o0 



FLORA OF JAMAICA 



Brunellia 



small, dioecious or polygamous. Calyx 4-r)-partite, valvate, 

 coloured. Corolla none. Disk adnate to the calyx, 8-10-lobed. 

 Male flow ers : 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. eomoeladifolia Humh. d- BonpJ. PL Equ'm. i. 211 t. 59 

 (1808); Grlseh. Fl. Br. W. Lid. 139; Urh. in Engl Jalirh. xv. 

 307 tfe Stimh. Ant. iv. 258. Zanthoxylum Sumach Macf. Jam. i. 

 195 (1S37). (Fig. 106.) 



Fig. 106. Brunellia eomoeladifolia Humb. & Bonpl. 



A, Portion of inflorescence and base of 



leaf X i. 



B, Hermaphrodite flower X 4. 



C, Female flower x 4. 

 J), Ripe carpel X 7. 



E, Ripe carpel after dehiscence, empty,. 



showing the exocarp and endocarp x 4. 



F, Seed x 7. 



G, Section of seed with testa removed 



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

 radicle. 



West Indian Sumach. 



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

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

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

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



