554 CONTRIBUTIONS FROM THE NATIONAL, HERBARIUM. 



2. TRICHILIA L. Syst. Nat. ed. 10. 1020. 1759. 



Reference : C. De CandoUe in DC. Monogr. Phan. 1 : 646-713. 1878. 



Leaves abruptly pinnate, rarely odd-pinnate ; panicles axillary, rarely termi- 

 nal ; calyx 4 or 5-toothed or lobed, rarely 5-sepaled ; petals 4 or 5, rarely 3 ; 

 filaments connate below or to apex into a tube, the anthers borne at apex 

 of the tube or of the lobes ; ovary 2 to 4-celled, the ovules 1 or 2, superposed 

 or collateral ; capsule usually 3-valved and 3-seeded ; seeds arillate. 



Filaments connate nearly or quite to apex into a denticulate tube. 



Ovary glabrous 1. T. liavanensis. 



Ovary pubescent 2. T. oligantha. 



Filaments connate for two-thirds their length or less. 



Leaflets 3 3. T. parvifolia. 



Leaflets more than 3. 

 Anthers pubescent. 



Petals densely puberulous or tomentose outside ; leaflets very densely and 

 softly fulvescent-pilosulous beneath along nerves or over whole 



surface 4. T. cuneata. 



Petals sparsely puberulous or glabrous ; leaflets sparsely puberulous to 

 pilose chiefly along the veins beneath. 

 Leaflets 8, oval or obovate-oval, the larger 14 cm. long, 5.7 cm. wide ; 



petals sparsely puberulous 5. T. oaxacana. 



Leaflets 11 to 21, lanceolate to elliptic, the larger 5 to 8 cm. long, 

 1 to 3 cm. wide ; petals glabrous or sparsely pubescent above. 



Disk about equaling the ovary 6. T. karwinskyana. 



Disk much shorter than ovary 7. T. Mrta. 



Anthers glabrous. 



Petals densely tomentose-puberulous outside ; panicles terminal, corymbed, 



8. T. arborea. 

 Petals glabrous outside; panicles axillary. 

 Petals 5 to 6 mm. long. 



Panicle half to two-thirds as long as the leaves; free portion of 



filaments sparsely pilose within 9. T. pringlei. 



Panicle equaling the leaves; free portion of filaments densely hir- 

 sute within 10. T. pavoniana. 



Petals 4 mm. long. 

 Calyx teeth obtuse or rounded ; ovules 2, superposed- 11. T. colimana. 

 Calyx teeth acute; ovules 2, collateral 12. T, wawrana. 



1. Trichilia havanensis Jacq. Enum. PI. Carib. 20. 1760. 



Trichilia havanensis ^ lanceolata C. DC. in DC. Monogr. Phan, 1 : 677. 1878. 



Trichilia havanensis var. spathulata Rose, Contr. U. S. Nat. Herb. 1: 314. 

 1895. 



Tamaulipas to Sinaloa and Oaxaca. Central America and West Indies; 

 type from Cuba. 



Shrub or small tree; leaflets 3 to 9, obovate or cuneate-obovate, 3.5 to 15 

 cm. long, essentially glabrous, usually subcoriaceous ; panicles umbelliform, 

 dense, usually about 1.5 cm. long ; petals glabrous, 3 mm. long ; anthers, ovary, 

 and style glabrous. " Limoncillo " (Oaxaca, Honduras); " cucharillo," 

 " estribillo " (Tamaulipas) ; " uruca " (Costa Rica) ; " garrapatilla " (Colima) ; 

 "cauache" (Sinaloa); " barre-horno " (El Salvador); " siguaraya " (Cuba). 



The wood is used in Mexico for making spoons and other small articles. 

 The cream-colored sweet-scented flowers are much visited by bees. In Costa 

 Rica the branches are employed for decorating the interiors of houses and 

 churches. The leaves and fruit are reputed to be poisonous. 



