310 MEXICO. 'i Ament acece. 
Adrien de Jussieu unites the Hermesia of H. B. K., with Alchornea, Sw. How far justly we have no 
means of determining. 
1. Croton syringcefolius. H. B. K. Nov. Gen. Am. 2. p. 67. 
Hab. Acapulco. — The lower leaves are almost entirely cordate, the upper ones more approaching to ovate. 
]. Petlilanthus tithymaloides. H. B. K. Nov. Gen. Am. 2. p. 63. Bot. Reg. t. 837. 
1. Euphorbia pilulifera. L. — Sckleckt. in Linncea, b. p. 83. — E. globulifera. H.B.K. 
Nov. Gen. Am. 2. p. 56. ^ 
2. E. ocymoides. L. ? — Schlecht. in Linncea, 5. p. 83. 
3. E. strigosa; caulibus herbaceis erectis flexuosis, foliis strigoso-hirsutis lanceolatis 
(2 poll, longis) brevissime petiolatis integerrimis, involucris cupulatis laceratis eglandulosis 
panels subumbellatis, bracteis sub 4 coloratis umbella longioribus. 
This has a perennial root, bearing several flexuose branching stems, about a foot long. 
1. Poincettia pulcherrima. Grah. in Bot. Mag. t. 3493. 
1. Acalypha 7'hombifolia? Schlecht. in Linncea, l.p. 382. 
Ord. LXXV. URTICE^. Juss. 
1. Boehmeria elongata. Fisch. — Schlecht. in Linnoea, b.p. 81. 
1. Ficus lancifolia; foliis sublonge petiolatis oblongo-lanceolatis tenui-acuminatis 
integerrimis submembranaceis, fructibus solitariis vel ternis axillaribus globosis sessilibus 
glabris. 
Ord. LXXVI. PIPERACE^. Kunth. 
1. ViTgev scabrifolium ; fruticosum, ramis obtuse tetragonis pubescentibus, foliis sub- 
coriaceis brevi-petiolatis oblongo-ovatis brevi-acuminatis venosis utrinque scabris basi 
ineequalibus, spicis brevi-pedunculatis elongatis cylindraceis folio brevioribus. 
2. P. patens; fruticosum, ramis divaricatis ad nodos geniculatis, foliis ovato-lanceo- 
latis mernbranaceis acuminatis utrinque molliter pubescentibus nervosis basi acutis vix 
inasqualibus, spicis brevi-pedunculatis cylindraceis folio dimidio brevioribus. 
3. P. begonicefolium > glaberrirnum, ramis teretibus, foliis oblongo-ovatis mernbranaceis 
nervosis acutiusculis basi valde ineequalibus utrinque rotundatis, spicis elongatis cylin- 
draceis brevi-pedunculatis folium aequantibus. 
Ord. LXXVII. AMENTACE^. Juss. 
1. SiaYiyi microphylla ; valde ramosa, foliis parvis patentibus sparsis sessilibus lineari- 
lanceolatis acutis obscure serratis costatis enervibus glabriusculis junioribus sericeis, 
stipulis minutis caducis, amentis coaetaneis in ramulis terminalibus ovalibus parvis, 
