608 AROIDE/E. 



j8, angiistifoUumi Kth. Leaves elliptical-lanceolate or lanceolate ; terries " white." 

 Hab. Jamaita I, Ma<f:, AL, March, Wnll'scld., rooting on trees, in the mountains ; An- 

 tigua !, WullscU. ; [Haiti ! (;8) ;. Mexico ! to Brazil !]. 



§ 3. Leaves'rosulate, entire; stem none or short. — "Ovary-cells 1-ovnlate" (C Kch^. 



* Leaves 1-nerved: veins joined hy a double arch, one distant from the margin. 



3. A. lauceqlatnm, Kth. Leaves rigid, chartaceous, lanceolate, tapering at the base, 

 1-nerved : midrib argute beneath, veins joined by, a double arch, one distant from the mar- 

 gin : petiole compressed from the base, 3-ed,Bed :. terminal tumour short ; peduncles slender, 

 angular, equalling the leaves ; spadix slender, exceeding the lanceolate-acuminate spathe, • 

 naked at the base. — Plum. Deser. t. 63 : a state with short petioles. — A. Willdenowii, Kth. 

 A. Swartzianum, Schott? — Leaves 1^' long, 3" broad at the middle; spadix 4"-6", spathe 

 3"-4" long. — Hab. Jamaica ! : introduced into British gardens ; S, Lucia {Schott) ; 

 [Guiana!]. 



** Leaves 1-nerved: veins joined by a single, marginal arch. 



3. A. Hueg^elii, Schott I Stemless ; leaves large, chartaceous, obovate-oblong, 

 bluntish at the base (or minutely cordate), 1-nerved: midrib sharply keeled beneath: 

 stronger veins 9-13, joined by a marginal arch: petiole short; peduncles slender, little 

 shorter than the leaves ; spadix at length much longer than the lanceolate-acuminate spathe, 

 naked at the base; — Schott, Ic. 1. 18-30. — Leaves 3'-^' long, 6"-9" broad above the middle; 

 spadix 4"-10" long, sterile above. — Hab. Jamaica!, March, on trees; Dominica!, Imr.; 

 S. Vincent!, Guild.; [Guadeloupe!]. 



*** Leave's palmati-pedatinerved. 



4. A. dominicense, Schott / Leaves rigid, leathery, acuminate-oblong from a coT' 

 date base, 7-nerved, veiny : midrib convex beneath, 3 nerve-pairs running along the margin, 

 the third distant from it : primary veins numerous : petiole long ; peduucles slender, as long 

 as the leaves ; spadix about thrice as long as the oblong-lanceolate spathe, flowering to the 

 base. — Leaves 8"-10" long, 3"-34'' broad ; spadix 3" long. — Hab. Dominica !, Imr. 



5. A. Quildingii, Schott! Leaves rigid, shining, chartaceous, cordate-ovate with 

 superincumbent basilar lobes, 11-9-ncrved: midrib obtusely keeled beneath, innermost 

 lateral pair including an ovate area with numerous vein-pairs; petiole long; peduncles 

 slender, about as long as the petiole ; spadix short, about twice as long as the lanceolate 

 spathe, naked at the base. — Plum. Ed. Burm. t. ■ 38. — Pothos cordata, L. A. fallax, 

 Schott? — Stemless; leaves 8"-10" long, 5" broad; spadix 3" long. — Hab. S. Vincent!, 

 Guild. 



6. A. concinnum, Schott! Leaves rigid, leathery, veiny, large, broadly cordate-ovate 

 mth distantly parallel basilar lobes and a rounded sinus, 13-nerved: innermost lateral 

 pair including an elliptical-lanceolate area with numerous equal vein-pairs ; spadix about as 

 long as the lanceolate acuminate spathe, very shortly naked at the base. — Leaves 13" long, 

 9" broad ; spadix 4" long. — Hab. S. Vincent !, Guild. 



7. A. macrophylluiu, Kndl. Leaves membranaceous, large, broadly cordate-ovate with 

 parallel basilar lobes and a rounded sinus, pcdati-15-17-nerved: midrib convex beneath, 

 innermost lateral pair including a rhomboid-elliptical area, with distant, hS-jugal, stronger 

 vein-pairs : petiole long ; spadix long, about twice as long as the lanceolate-acuminate 

 spathe, naked at the base. — Plum. Descr. t. 63, 51, i. Jacq. Ic. Rar. t. 610. — ^Pothos, Sx-, 

 P. grandifolia, Jaeq. — Stemless; leaves 3"-l" long, 12"-a" broad; spadix often V long, 

 usually sterile above ; berries blue.— Hab. Antigua I, Wullschl., on trees ; [Portorico, Gua- 

 deloupe ! ; Venezuela]. 



8. A. cordifoUum, Kth. Leaves chartaceous,' ox at length leathery, large, deltoid, 

 slightly cordate with diverging rounded lobes and a broadly open sinus, which is truncate 

 at the middle : pedate nerves 11-13, midrib convex beneath, innermost lateral pair including 

 a rhomboid area with the stronger vein-pairs distant, 8-10-jugal, the lowest more distant 

 than the following : petiole long : peduncled spadix equalling the leaves, about 3-3 times as 

 long as the lauceolate-acuminato .spathe, naked at. the base.-— £oA Mag. t. 5801. — Potlios 



