Gymnopsis divaricata, Benth. 
Gynandropsis speciosa, DC. 
trichopus, Benth. 
Gynoxis Henkei, DC. 
scabra, Benth. 
Sinclairi, Benth. 
Gyrandra speciosa, Benth. (Plate XLV. ) 
Hemadictyon tomentellum, Benth. 
Hematoxylon campechianum, Linn. 
Halenia multiflora, Benth. 
Hamelia patens, Jacq. ‘ 
Hasseltia floribunda, Humb. et Knaies 
Hebanthe parviflora, Benth. 
Hebeclinium tepicanum, Hook. et Arn. 
Hedyotis asperuloides, Benth. (Plate XIII.) 
mucronata, Benth. 
thymifolia, Ruiz et Pav. 
Heeria cupheoides, Benth. (Plate XXXII. ) 
Heimia salicifolia, Link. et Otto 
Helenium puberulum, DC. 
Helianthemum glomeratum, Lag. 
Helianthus annuus, Linn. 
californicus, DC. 
scaberrimus, Benth. 
Heliconia latispatha, Benth. 
vaginalis, Benth. : i 
Helicteres altheefolia, Lam. 
baruensis, Lam. 
guazumeefolia, Humb. et Kanth: 
Heliocarpus popayanensis, Humb. et Kunth 
Heliophytum indicum, DC. 
parviflorum, DC. ‘ é 
Heliotropium corymbosum, Ruiz et Pav. 
curassavicum, Linn. . : 
Helogyne fasciculata, Benth, (Plate XIV.) 
Hemizonia pungens, Torr. et Gr. 
ramosissima, Benth. 
rudis, Benth. . : . 
Hendecandra procumbens, Eschsch. 
Henrya Barclayana, Nees : : 
insularis, Nees (Plate XLIX.) 
Herpestis Monnieria, Humb. et Kunth . 
Heterocentron mexicanum, Hook. et Arn. 
Heteronoma diversifolium, DC, ‘ 
Page 
116 
64 
64 
120 
12] 
120 
127 
126 
128 
106 
156 
112 
106 
14] 
37, 141 
20 
31 
INDEX OF SPECIES. 
Heteronoma mexicanum, Benth. 
Heteropterys Beecheyana, Ad. Juss. 
Mathewsana, Ad. Juss. 
Heterotheca floribunda, Benth. é 
Hibiscus betulifolius, Humb. et Kunth : 
denudatus, Benth. (Plate IIT.) 
Hippocratea excelsa, Humb. et Kunth . 
floribunda, Benth. 
Hippomane mancenilla, Linn. 
Hireea Barclayana, Benth. 
Hirtella americana, Aubl. 
racemosa, Lam. 
Hosta longifolia, Humb. et Kunth 
Hydrolea spinosa, Linn. 
Hypolytrum pycnocephalum, Benth. : 
Hyptis capitata, Jacq. : : 
florida, Benth. . : 
laniflora, Benth. (Plate XX.) 
melissoides, Humb. et Kunth 
pectinata, Poit. 
polystachya, Humb. et Kunth 
rhytidea, Benth. 
spicata, Poit. 
stellulata, Benth. 
suaveolens, Poit. 
verticillata, Jacq. 
Indigofera anil, Linn, . : 
lespedezioides, Humb. et ‘Kani 
Inga guatemalensis, Hook. et Arn. 
patens, Hook. et Arn. 
Jonidium fruticulosum, Benth. (Plate I, ) 
Ionopsis utricularioides, Lindl. . : 
Ipomeea brachypoda, Benth. 
codonantha, Benth. f : 
cymosa, Benth. 
evolvuloides, Moric. . vs 
microsepala, Benth. 
oocarpa, Benth. 
pedicellaris, Benth. é 
puncticulata, Benth. 
trifida, Don. : G 
umbellata, Mey. ‘ ty 
urbica, Chois. 
Iresine celosioides, Linn, 
