58 FLORA OF JAMAICA IJrera 



open sinus, or rounded, crenate-dentate, above scabro-hispid, 

 underneath more or less pubescent, nerves with a few stinging 

 hairs ; cymes regularly dichotomous ; female flowers stalked, 

 single or in threes; mature fruit vermilion-coloured. — Wedd. in 

 DC. Prodr. xvi. pt. 1, 89. Urera Jacquini Wedd. in Ann. Sc. Nat. 

 ser. 3, xviii. 200 (1852) (in part) & Monogr. 144, /. II. A. f. 3-6 

 (in part). (Fig. 18.) 



Wright ! — Porto Rico, Guadeloupe, Martinique, St. Lucia, St. Vincent, 

 Trinidad, continental tropical America. 



Plant 10-20 ft. high, twigs generally with stinging hairs. Leaves 

 variable in size, upper leaves 7-10 cm. 1., lower much larger, 25-30 cm. 1., 

 20-25 cm. br. ; principal veins 6-12 on each side. Flowers dioecious or 

 sometimes monoecious. Fruit 1*5 mm. 1. 



2. U. elata Griseh. loc. cit. ; younger branches with numerous 

 stinging hairs, thickened at the base, deciduous and leaving 

 tubercles to 1 mm 1. ; leaves ovate or ovate-oblong, acuminate, 

 rounded or emarginate at the base, in the upper two-thirds 

 sinuate-crenulate or serrate or rarely subentire, 3-nerved at base, 

 penniveined above ; young leaves with hispid stinging hairs on 

 petioles and upper surface and with adpressed and inconspicuous 

 hairs underneath, later glabrescent ; cymes several times divari- 

 cate-dichotomous, female flowers separate, shortly pedicellate. — 

 Wedd. torn. cit. 91 (in part). Urera sinuata Wedd. in Ann. Sc. 

 Nat. ser. 3, xviii. 201 (1852) <k Monogr. 148. U. tuberculata 

 Urh. Symh. Ant. i. 294 (1899). Urtica elata 5w. Prodr. 37 (1788) 

 & Fl. Ind. Occ. 322. 



In fl. Aug. ; Sivartz ! Distin ! Wilson I ISIoneague, Prior 1 March ; 

 Content Road ; Spanish River, Blue Mts. ; Harris 1 Fl. Jam. 6280, 5314. 



Tree 10-20 ft. Leaves 6-25 cm. 1., 3-15 cm. br. ; cymes 2-5 cm. 1. 

 Flowers dioecious. Fruit 3 mm. 1. 



3. U. expansa Grisch. op. cit. 155; with no stinging hairs; 

 leaves elliptical or elliptical-oblong, apex somewhat acuminate, 

 base subemarginate, more or less crenate, glabrous ; cymes many 

 times divaricate-dichotomous ; female flowers pedicellate. — Wedd. 

 in DC. Prodr. xvi. pt. 1, 91. Urtica expansa Sw. Adnot. Bot. 60 

 (1829). 



Wright ! Stvariz ! Cuming ! March ! Morris ! near Colthirst River, St. 

 George, Harris ! Somerset Woods, near Mandeville ; Britton d Harris ! 

 PL Jam. 5593, 10,612. 



Plant 10-15 ft. Leaves 8-17 cm. L, 3-8*5 cm. br. ; principal veins 5-6 

 on each side. Flowers dioecious. Achcnes orange-yellow. 



4. U. baeeifera Gaudich. in Freyc Voy. Bot. 497 (1826); 

 trunk and branches very often with prickles ; leaves broadly 

 ovate to roundish, acute or acuminate, base subcordate or 

 rounded, irregularly sinuate-serrate, glabrous, or with scattered 

 deciduous stinging hairs or prickles on upper surface, and with 



