PIPERACEjE 171 



44. A. coruscans, Miq. ! Leaves ovate or elliptical, cuspidate, subequal at the late 

 smooth, glabrous above, puberuldhs on the nerves beneath, papery : principal veins 5-7 

 jugal, nearly equidistant, the uppermost inserted distantly from the leaf-ton; peduncles 

 shorter than the margined petiole. — Piper, Kth. — A shrub ; leaves 8"-6 long, 5"-3" 

 broad: petiole 12"'-8"' long; aments 3"-2" long, straight: peduncle 4'" long.— Hab, 

 Trinidad!, Lockh., Cr. ; [New Granada]. 



45. A. rugosa, Miq. Brancblets densely hispidulous ; leaves oblong or elliptical-ob- 

 long, pointed, equal at the base, smooth or usually pustulate-rugose above, glabrous 

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

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

 the naked petiole. — Piper, Lam. A. trichostachya, Miq.? — Leaves 3J"-2£" long, 1|" 

 broad; petiole 6"'-3"' long ; aments 1|" long.— Hab. Trinidad!, Cr.; [Haiti, Guiana]. 



** Leaves rough, very unequal at the base. 



46. A. adunca, Miq. ! 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-jugal, alternate, the uppermost inserted about the middle of the midrib ; 

 peduncles longer than' the short naked petiole: aments falcate. — SI. t. 87. f. 2. — Piper, 

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

 petiole 2"'-l'" long ; aments 5"-2" long ; peduncle 5"'-4"' long. — Hab. Jamaica !, Mac/., 

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

 [Panama ! to Brazil ! and Peru !]. 



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

 ovate, with a narrow point, very unequal at the base, rough, papery : principal veins 5-6- 

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

 as or shorter than the sub cylindrical, naked petiole : aments strau/ht. — Piper, Sto. — A 

 shrub; leaves 10"-4" long, 3"-2" (-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 birsuta, Miq. ! 



fi. hirsuta. Leaves and branchlets pilose with spreading, long, jointed,' persistent hairs. 

 — P. hirsutum, Sw. 



Hab. Jamaica !, all coll., in the mountains at 100G'-3000' alt. ; S. Vincent !, Guild. , 

 Trinidad!, Lock., Cr.; [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 base, 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, 10-12-jugal : 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 !, 

 Al., Wullschl., on limestone rocks, S. Anns, Manchester. 



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

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

 cipal 

 maro 

 A. _ 



bemg identfcaTwith 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, Wits., March, on rocky 

 hills ; [Guiana]. 



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



