Zanthoxylum KUTACK.K 177 



t. Prickles, if present, straight , generally scattered on the 

 branches, stipular in Z. fri/nlintnin. Leaves with petiole 

 and rhachis grooved, not win^^l ; with or without an odd 

 leaflet ; leaflets opposite ; pellucid dots few, mostly mar- 

 ginal, or wanting. Inflorescence paniculate, sometimes 

 corvmbose, terminal and in upper axils ; pedicels, if 

 present, slender. Floral parts in 3's. Carpels 3, 2, or 1. 

 Fruit of 1-3 cocci. 



8. Z. trifoliatum Wr'jlit Mm. i'40 (1828) (non L.) leav.-> 

 with an odd leaflet ; leaflets usually 3, obovate-elliptical to 

 elliptical-lanceolate, apex retire or emarginate, rounded, obtuse, 

 acute, or shortly acuminate; inflorescence axillary, clustered, 

 racemose or paniculate, shorter than the petiole ; carpels 2 ; 

 cocci 2 (or 1). Z. pimctatmn Vald in We.-i Bidr. Ste. Croix 31Q 

 (1793) ; P. Wih. in N. Amer. Fl. xxv. 182. Z. ternatum Su:. Ft. 

 Iwl 0<r. 570 (1797). Fagara trifoliata Sio. Prodr. 33 (1788); 

 Urb. in Engl. Jdhrb. xxi. 584. Tobinia ternata Ham. PmJ,-. 57 

 (1825) ; Griseb. op. cit. 136. T. punctata Griseb. op. <-it. 137 

 (1859). The type, F. trifoliata Sw., is in Herb. Mus. Brit. 



Toothache Tree. 



Wrirjht ; Bcrtero. West Indies (but not recorded from Cuba). 



Shrub G-25 ft. high. Brandies : sterile, usually with stipular prickles, 

 flowering, generally without prickles. Leaflets 3 (2-7), even 13 in young 

 plants, 2-5-8 crn. 1., l'2-4 cm. br. ; margin altogether or towards the apex 

 obscurely cremilate, with black glandular dots beneath, rarely with a few 

 pellucid dots. Inflorescence to 1-5 cm. 1. Flowers shortly stalked. 

 Sepals 3, -4- '7 mm. 1. Petals 3, 1*8-2 '3 mm. 1., white or yellowish- 

 white, roundish-ovate or elliptical. Cocci globular, 3 '5-4 mm. 1., 

 3-3 '5 mm. br. 



Wright states that the root-bark of this species and of Z. martinicens/ 

 DC. produces salivary discharge, and is serviceable in toothache. 



Z. trifoliatum L. (Sp. PI. 270), of which there is a specimen in Herb. 

 Linn., is AcantJtopann.i- ac/tleatnni Seem. 



9. Z. Hartii P. Wih. in Bull. T<-r. J!<>}. Club xxxvii. s: 

 (1910) & in N. Amur. Fl XXV. pt. :>, IS."); leaves with an odd 

 leaflet ; leaflets elliptical, apex obtuse or rounded ; inflorescence 

 terminal and axillary, corymbose; carpels 3. Fagara Hartii 

 AV. <\- Urb. in /;//;//. Jn'irb. xxi. 556 (16%). 



J.P. 1480, Hart ; below John Crow Peak, 5SOO ft., Harris ! Fl. Jam. 

 G524 (Hun uuu without either flowers or fruit). 



Tree, 18 it. high; trunk dividrd into several stems just above the 

 ground; small armed with ^pines, branches unarm Leu 



2-6 cm. 1. ; leaflet^ '< -'J, sonn-timcs slightly unequal-sided, but base more 

 so, 2-5 cm. 1., margin civmilate, glandular-dotted beneath; pellucid dots 

 along the mai'giu, rarely within. I ,'jlorcacencc (not seen by us) 1-f) 2cm. 1. ; 

 bracts ovate to roundish-triangular, 1-5--5 mm. 1. ; ,-.s not 



quite fully developed. - !$ 3, about 1 mm. 1. 1'ctals 3, elliptical, with 

 rounded apex. Sfaminodes W&nting. (!i/nu/>linrc short, disk-like. Ouar;/ 

 of 3 sessile carpels, slightly united above the base. 



iv. N 



