6 9 8 
INDEX 
Red bay (Am.), Per sea caroli- 
nensis Nees. ; -bud (Am.), 
Cercis ; -campion, Lychnis ; 
-cedar, Juniper is, (Austr.) 
Cedrela ; -head (W. I.), Ascle - 
pias curassavica L. ; -hot poker, 
Kniphofia ; -pepper, Capsicum ; 
-Peru bark, Cinchona ; -root 
(Am.), Ceanothus , Lachnan- 
thes ; -sandalwood, or sanders, 
Pterocarpus ; -sorrel, rozelle; 
-spur - valerian, Centranthus ; 
-top-grass (Am.), Agrostis ; 
-water tree, Erythrophloeum ; 
-wood, Sequoia , (Indian) Chick- 
rassia , &c. ; -weed (W. I.), 
Phytolacca 
Reduction of complex inflor- 
escence, 65 ; of leaf surface, 
166 ; of sporophylls, 69 
Reduplicate aestivation, 75 ; ver- 
nation, Palmae 
Reed, Phragmites ; -bent grass 
(Am.), Calamagrostis ; -grass, 
Phalaris (W. I.), Arundo ; 
-mace, Typlia ; paper-, Cyperus 
Reflexed, bent abruptly down- 
wards or backwards 
Refracted, bent sharply backward 
from the base 
Reg., regular; (flower), 73, 74, 76 
Regions, floral, 192 
Regression, reversion 
Rein-orchis (Am.), Habenaria 
Reinw., Reinwardt 
Rejuvenescence, renewal of growth 
from old or injured parts 
Renewal shoots, Sagittaria 
Reniform, 52 
Repand, slightly sinuate 
Repens, reptans (Lat.), prostrate 
and rooting 
Re plum, Crucifer ae 
Reproduction, true, 54 ; vegeta- 
tive, 54, 1 12, 15 1, 153, 160, 
1 81 , 184 
Reproductive organs, 54 
Rescue grass (Am.), Bromus 
unioloides H. B. K. 
Reserves, 33, 39, 44, 103, 105, 
112, T56, 205 
Resin, 34, 89, 198, Agathis , 
Cannabis, Coni ferae, Dracaena , 
Picea , Pinus , Xanthorrhoea ; 
anime-, Hymenaea ; mastic-, 
Schinus ; Sandarach-, Callitris 
Resin passages, 1 1 5 
Respiration, 33, 34, 161 
Restans (Lat.), persistent 
Rest-harrow, Ononis 
Resupination, Orchidaceae , Lo- 
belia, Lophanthus 
Reticulate, netted, 53 
Retiform, apparently netted 
Retinacula, Acanthaceae , Asclepia- 
daceae , Zostera 
Retrorse, directed back or down- 
wards 
Retting, 202 
Retuse, 53 
Reversed, upside down 
Reversion to type, 29, Acacia 
Bossiaea , Cactaceae 
Revolute, 53 
Rhachis, rachis 
Rhaphe, raphe 
Rhatany root, Krameria 
Rhea, Boehmeria 
Rheotropism, 36 
Rhipidium, 64, 65 
Rhizanthous, flowering from root 
Rhizo- (Gr. pref.), root- ; -carp, 
plant with sporangia on rootlike 
processes as in Marsileaceae ; 
-anthous, flowering from the 
root; -me, 153, 113; -phore, 
Selaginella 
Rhodo- (Gr. pref.), rose red 
Rhoium (Cl.), a creek formation 
Rhomboidal, of rhomboid shape 
Rhubarb, Rheum 
Rhynchosporous (fruit), ending in 
a beak 
Rib of leaf, 51 
Rib-grass, Plantago ; -wort plan- 
tain, Plantago 
Rice, Oryza ; Canada-, Zizania ; 
Indian- , Zizania ; -paper, Fastia ; 
Scaevola ; Tuscarora-, Zizania 
Rich., L. C. Richard 
Rich weed (Am.), Pilea 
Ridges on fruit, Umbelliferae 
