154 URTICACE^. 



29. D. Contrajerva, L. Leaves cordate-roundish, paknafipartite or palmatifid, sca- 

 brous or glabrescent : segments ovate or oblong, usually aciimmate, cut and toothed, or sub- 

 entire ; receptacles quadrangiilar, peltate : peduncle as long as the petiole, dilated at the 

 \,o^.—J)esc. II. 3. t. 307.— Leaves 3"-8" diam. ; peduncles 4"-6" long ; receptacles 6"|-8"' 

 diam., convex beneath, denticulate or lobed on the margin. — Hab. S. Vincent !, Gnild. ; 

 Trinidad !, Or.; [Mexico ! to New Granada ! and Venezuelal]. 



30. D. cordifolia. Lam. Leaves cordate, bluntish, repand-entire, glabrescent, shorter 

 than the petiole ; receptacles orbicular, denticulate, peltate : peduncle exceeded by the pe- 

 tioles, pubescent. — Sw. Ois. t. I.f. 2 : analyt. — Leaves 3"-l" long, li"-l" broad,: petiole 

 4"-2" long ; receptacles 4'" diam., slightly convex beneath. — Hab. Jamaica !, Pd., Wullschl., 

 on river-banks ; [Haiti]. 



31. D. tubicina, R. P. Leaves spathilate-ohhng , blunt, subcordate at the base, cre- 

 nulate, longer than the petiole ; receptacles m/athiforni, orbicular, peltate, subentire or den- 

 ticulate, p'iibescent beneath : peduncle nearly as long as the petioles. — Bot. Mag. t. 2804. — 

 Leaves hairy or glabrescent, 2J"-li" long, 12"'-6'" broad : petiole 1" long ; concavity of 

 the receptacles 6"'-3"' diam. — ^Hab. Trinidad !, Pd., rare in the savannahs at Arima ; 

 [Peru]. 



Teibe IV. URTICEA — Flowers unisexual. Stamens inflexed in the bud, elastic. 

 Style simple ; stigma usually penicillate. Ovule erect, atropous. 



SuBTBiBE 1. UEJEBE^.-;— Segments of $ caU/x unequal. — Hairs stinging or none. 

 Leaves alternate in the West India genera. 



II. FLEURYA, Gaud. 



Calyx S 4-5-partite, 4-androus,' ? 4-partite or 4-lobed, at length not fleshy. Style 

 ovate or elongated, at length reflexed. Achenium oblique, mostly margined anfl tubercled. 

 — Annual herbs ; leaves serrate : stipules axillary, bifid ; flowers in axillai-y or paniculate, 

 scorpioid cymes. 



32. P. sestuans, Gaud. Leaves ovate, pointed,- coarsely serrate ; cymes usually monoe- 

 cious and androgynous : $ calyx unequally 4-partite ; pedicel not dilated ; style very short. 

 — Jacq. Schoenbr. t. 388. — ^Urtica,- Jacq. II. divergens, Mey. I- F. cordata, Oaud. — Stem 

 erect, l'-3' high, usually glabrous between Ihe stinging hairs, (F. cordata, Wedd.), or pu- 

 berulons and glandular {P. isstuans, Wedd.) ; leaves 3"-5" long. — Hab. Jamaica! to Tri- 

 nidad I, all collect. ; [Mexico 1 to Brazil ! ; tropical Africa 1 ; East Indies !]. 



12. UKEEA, Gaud. 



Ca^yjBjofi'/raf^fl, but at length baccate. Stigma mostly subscssile, penicillate. Ache- 

 nium enclosed within the fleshy calyx. — Stem usually woody; stipules axillary ; cymes 

 usually dioecious. 



* Cymes 2-S-chotomous ; rhaphides on the upper leaf-side punctiform or none. 



33. U. caracasana, Gand. Shrubby or arboreous ; leaves broadly ovate, pointed, 

 usually minutely cordate at the base, crenate-serrate, pubescent ; cymes axillary or lateral, 

 xasiiiT 'amt% divaricate-dichotomous ; '^ flowers pedicellate ; achenium wholly included. — 

 Jacq. Schmtbr. t. 386.— Urtica, Jacq. U. aestuans, Sieb. Mart. 209. Urera Jacquini, 

 Wedd. .'-^Superior leaves 3"-4" long and scarcely as broad, inferior often much larger, 1' 

 long and more: principal veins 6-8-jugal.—HA^. Jamaica!, Wright; S. Lucia!, Anders.; 

 Trinidad !,.0. ,• [Mexico I to Buenos Ayres !]. 



34. tJ. elata, Gr. Arboreous ; leaves ovate or ovate-oblong, poiutleted, emarginate at 

 the base, crenate (rarely sinuate-subeutire), ^foiroa* or glabrescent beneath ; cymes axillary or 

 lateral, several times divaricate-dichotomous : ultimate branchlets of ? filiform, with 3 (-7) 



sessile fiowers ; achenium wholly included. — Urtica, Sw. 1 Urera sinuata, Wedd. / A low 



tree, 20' high, or lower; leaves 6"-4" long, 3"-2" broad.— Hab. Jamaica !, !)»><., Wils., 

 Al., March, in the southern hills ; [S. Croix]. 



