66o 
INDEX 
Resupination, Orchidaceae 
Reticulate, netted, 53 
Retinacula, Acanthaceae , Asdepia- 
daceae , Zostera 
Retrorse, directed back or down- 
wards, 53 
Retting, 202 
Retuse, 53 
Reversion, 29, Acacia 
Revolute, 53 
Rhachis, rachis 
Rhaphe, raphe 
Rhea, Boehmeria 
Rheotropism, 36 
Rhipidium, 64 (fig.), 65 
Rhizo- (Gr. pref.), root- 
Rhizome, 153, 1 13 
Rhizophore, Selaginella 
Rhodo- (Gr. pref.), rose-red 
Rhubarb, Rheum 
Rib of leaf, 5 1 
Rib-grass, Plantago', -wort plan- 
tain, Plantago 
Rice, Oryza ; Canada-, Zizania', 
-paper, Scaevola ; -paper-tree, 
Fatsia 
Rich., L. C. Richard 
Ridges on fruit, Umbelliferae 
Riley, C., Yucca 
Ringens (Lat.), gaping 
Rings of growth, 1 57 
Riparius (Lat.), of river banks 
Riv., Rivinus 
Rivalis (Lat.), growing beside 
brooks 
Rivularis (Lat.), growing beside 
rivulets 
Roast beef plant, gladdon 
Robertson, 74 
Rock-brake, curled, Crypto- 
gramme', cress, Arabis', -gar- 
den, 8, 6 ; -rose, Helianthemwn 
Rocket, sea, Cakile\ yellow-, 
Barbarea 
Rod way, 189 
Roem., J. J. Roemer 
Rogue, a sport or variation from 
type 
Roman nettle, Urtica 
Root, 32, 36, 40; adventitious, 
39, 40, 152, 174; aerating, 161, 
40; aerial, 40; -apex, 105; as 
suckers, 40; as tendrils, 172; 
as thorns, 40; as tuber, 152; 
bitter-, Lewisia ; buttress-, 39, 
40, 190, 191; -cap, 37; clasp- 
ing-, 174; -climbers, 173; fi- 
brous-, 40; -hairs, 38; lateral, 
38; paint-, Lachnanthes ; para- 
sitic, 39, 176; Pareira-, white, 
Abuta\ -stock, 153; tap-, 38; 
true, 36 
Roots of water plants, 160 
Rose, Rosa ; alpine-, Rhododen- 
dron', -apple, Eugenia', Christ- 
mas-, Helleborus', guelder-, Vi- 
burnum ', of J ericho, Anastatic a ; 
-root, Sedum', -wood, East In- 
dian, Dalbergia 
Rosemary, Rosmarinus 
Roses, attar of, Rosa, Pelargo- 
nium 
Rosin, 199, Pinus 
Rostellum, Orchidaceae 
Rostrate, beaked 
Rotate, 77 
Rottb., Rottboell 
Rotund, orbicular-oblong 
Rouge, Carthajyius 
Rowan, Pyrus 
Roxb., Roxburgh 
Royal fern, Osmunda ; palm, Oreo - 
doxa 
Rozelle, Okra, Bandakai, Hibiscus 
Rubber, 1 99 ,E 7 iphorbiaceae, Mora- 
ceae\ Ceara-, Manihot', Lagos-, 
Funtu 77 iia\ Para-, Hevea 
Ruber (Lat.), red 
Rubiginose, rust-coloured, 53 
Ruderalis (Lat.), of waste places 
Rudimentary organs, 31, 68 
Rue, Ruta\ goat’s-, Galega; mea- 
dow-, Thalictru 7 n 
Rufous, reddish 
Rugose, 53 
Rugulose, slightly rugose 
Ruminate endosperm, 106 
Runcinate, 53 
Runner, 113, 153 
Rupestris, rupicolus (Lat.), grow- 
ing on banks 
Rupture-wort, Herniaria 
