PIPERACEiE 171 



44. A. coruscana, Miq. ! Leaves ovate or elliptisal, buspidate, mbequal at the laie 

 smooth, glabrous abovej puberiilous on tlie netves beneath, papery : principal veins 5-7 

 jugal, nearly equidistant, tbe Uppermost inserted distantly ftona the leaf- top; peduncUs 

 shorter than the ■margiwed petiole, — Piper, Kthf—A shrub ; leaves 8"-6 long, 5"tS" 

 broad: petiole 12"'-«"' long; aments 3"-2" long, straight; peduncle 4'" long.— Hab. . 

 Trinidad!, Laciih., Or.; [New Giauada]. 



45. A. rugosa, Miq. Branchlets densely Mspidulous ; leaves oblong or elliptical-ob- 

 long, pointed, egnal at the hose, smooth or usually pustulate-rugose above, glabrous 

 above, pitienilous beneath and hispidulous on the nerves, somewhat leathery : principal veins 

 4-jngal, the uppermost inserted about the middle of the midrib ; peduncles shorter than 

 the naked petiole, — Piper, Lam. A. trichostachya, Miq. ? — Leaves 3i"-2i" long, IJ" 

 broad: petiole 6"'--3"' long ; aments IV' long. — Hab. Trinidad!, Cr.; [Haiti, Guiana]; 



** Leaves rough, very unequal at the base. 



46. A, aduncaj Miq. I Branchlets rough, hispidulous, with the longer hairs deciduous ; 

 leaves Ovate-oblong, with a narrow point, very unequal at the base, rough, papery : prin- 

 cipal veins 6-7-jngal, alternate, the uppermost inserted about the middle of the midrib ; 

 peduncles longer than the short naked petiole : aments falcate. — 57. t. 87. f. 2. — Piper, 

 L. — A shrub ; leaves 8"-5" long, 3"-2" broad : exterior side 2"'-3"' protracted at the base : 

 petiole 2"'-l"' long ; aments 6"-2" long ; peduncle 5"'-4"' long. — HAb. Jamaica 1, Mac/., 

 Al. ; S. Vincent!, Guild.; Trinidad I, 'iocM., Cr., common' in ravines and along roads; 

 [Panama ! to Brazil I and Peru !]. 



47. A. scabra, Miq. I Branchlets rough, hispidulous or pilose ; leaves ovate-oblong or 

 ovate, with a narrow pointj very unequal at the base, rough, papery : principal veins 6-6- 

 jugal, alternate, the uppermost inserted about the middle of the midrib : peduncles as long 

 as or shorter than the suicglindrical, naked petiole ; aments straight. — Piper, Sw, — A 

 shrub; leaves 10"-4" long, 3"-3" (-4") broad: petiole 6"'-2"' long; aments 6"-2" long, 

 with the point of various length : peduncle 5"'-2"' long. 



a. Leaves devoid of spreading hairs; branchlets hispidulous, with the hairs deflexed, 

 shorter than the diameter of the axis, deciduous. — ^A. scabra and hirsuta, Miq. I 



/3. hirsuta. Leaves and branchlets pilose with spreading, long, jointed, persistent hairs. 

 — P. hirsutum, Sw. 



Hab. Jamaica!, all coll., in the mountains at 1000'-3000' alt. ; S.Vincent!, Guild.; 

 Ti-inidad!, Lock., dr.; [Cuba! to Brazil!]. 



§ 2. Principal arched veins equidistant from each other and from the top of the leaf; 

 leaves smooth or pimpled, 



* Leaves very unequal at the bas6, devoid of pellucid dots. 



48. A. verrucosa, Gr. Branchlets and petioles warty ; leaves large, oblong or ovate- 

 oblong, pointed, very unequal at the subcordate base, smooth, glabrous, leathery : principal 

 veins equidistant, lO-13-jugali petioles winged-marginate, shorter than the peduncles, — 

 Piper, Sw. ! — A middle-sized tree : the peculiar, white, depressed-globose warts, which cover 

 the epidermis, are never wanting in our specimens; leaves 12-8" (-24") long, 4"-3" 

 broad, devoid of pellucid dots : exterior side 10"'-5"' protracted at the base : petiole 6"'-2"' 

 long ; aments straightish or curved, 6"-4" long : peduncle 12"'-8"' long. — Hab. Jamaica I, 

 A I., Wullschl., on limestone rocks, S. Anns, Manchester. 



49. A. macrophylla, Gr. (non Miq.). Branchlets smooth; leaves large, ovate-oblong, 

 pointed, very unequal at the rounded or subcordate base, smooth, glabrous, leathery : prin- 

 cipal veins 10-12-jugal, equidistant, or the lowest more approximate: petioles mi/iged- 

 margined, as long as the peduncles.- — SI. t. 88./. 1. — Piper, Sw. ! P. iuEequale, Hb. Bks. 

 A. Lessertiana, Miq. ! {exclus. syn. Sw.) : I restore Swartz's name, A. macrophylla, Miq., 

 being identical with A. Bredemeyeri. — A high shrub, attaining 12'-20' ; leaves 12"-8" long, 

 5"-4" broad, devoid of pellucid dots: exterior side 12"' protracted at the base: petiole 

 6"'-4,"' long; aments straight, 6'' long. — Hab. Jamaica !, Pd., AL, Wils., March, on rocky 

 hills; [Guiana]. 



50. A. tuberculata, Miq. ! Branchlets smooth, hairy or glabrate ; leaves oblong or 



