INTRODUCTION. 
xlviii 
Pyxis, Pyxidium, 196. 
QuaUrnate 3 growing in fours. 
Quinate ; in fives, 79. 
Quincuncial, 87, 136. 
Quintuple-ribbed, 72. 
Riceme, 105. 
Racemose ; in a raceme, or like it. 
Races, 234. 
R&chis, 74,106. 
Radiate} diverging from a common 
centre 5 or forming apparent rays 
at a circumference. 
Radiated-veined, 72. 
Radical, 84. 
Radicant 3 rooting. 
Radicle, 15,179, 218. 
Rameal, belonging to a branch. 
Ramose $ branching. 
Ramulose ; twiggy. 
Raphe, 177, 212 . 
R&phides 5 minute crystals in plants. 
Ray, Ray-flower, p. 1*84. 
Receptacle (of flower), 127,162. 
(of inflorescence), 114. 
Reclined 5 falling gradually down¬ 
ward or to one side. 
Recurved ; curved backwards. 
Reflexed 3 bent strongly backwards. 
Refracted 3 bent very suddenly and 
strongly backwards. 
Regular, 138. 
Reniform ; kidney-shaped. 
Repand, 64. 
Repent} creeping. 
Replum, 194. 
Resupinate} appearing as if invert¬ 
ed. 
Reticulated, 71. 
Retroflexed} same as reflexed. 
Retrorse } backwards. 
Retuse j with a round notch at a 
blunt end. 
Re volute, rolled backwards, 93. 
Rhizbma, 40. 
Rhomboid 3 oval, a little angular in 
the middle} approaching to 
Rhombic ; lozenge-shaped. 
Ribs and Ribbed, 71. 
Rimose 5 marked by chinks or cracks. 
Ringent, 139. 
Root, 15, 18. 
Root leaves, 84. 
Rootlets, 18. 
Rootstock, 40. 
Rosaceous ; with 5 regular spreading 
petals, like those of the rose. 
Rdstellate, tipped with a small beak. 
Rostrate 5 beaked. 
R 6 sulate or Rosular; in a rosette. 
Rotate j wheel-shaped, 139. 
Round, Rotund, 66 . 
Rugose ; wrinkled. 
Ruminated, 215. 
Runcinate j lyrate, with sharp lobes 
projecting backwards. 
Runner, 35. 
Running, 30. 
Sagittate, 67. 
Salver-shaped, 139. 
Samira, 206. 
Sapwood, 50. 
Sarcocarp, 201. 
Sarmentaceous 5 bearing runners. 
Scabrous 3 rough to the touch. 
Scales, p. 184. 
Scandent; climbing. 
Scape, 126. 
Scarious 5 thin, membranous, dry, 
and colorless. 
Scobiform } like fine saw-dust. 
Scorpioid} an inflorescence rolled 
up (circinate) from the apex, un* 
rolling as the flowers expand. 
Scrobiculate } marked by little de¬ 
pressions. 
Scutelliform 5 shield-like, but small 
and oval. 
Secund ; all turned to one side. 
Secundine} 174. 
Seed, 209. 
Seed-leaves, 84. 
Segments, 65. 
Semi-, in composition, half 5 as, for 
example, 
Semilunar; half-moon-shaped. 
Seminal} belonging to the seed. 
Sempervirent} evergreen. 
Sepals, 129. 
Separated flower } one with stamens 
or pistils only. 
Septicldal, 190. 
Septifragal, 193. 
Septum 3 a partition. 
Sericeous 3 silky. 
Serdtinous j late in the season. 
Serrate, 63. 
Serrulate, 63. 
Sessile, 59, 100, 142. 
Seta} a bristle or bristle-like body. 
Setaceous 3 bristle-form. 
Setose j beset with bristles. 
Sheath, 59. 
Sheathing, 59. 
Shield-shaped, 69. 
Shrubs ana Shrubby, 28. 
Silicle, 194. 
Silique, 194. 
