INDEX AND GLOSSARY. 



307 



Eacenie, 150. 



Jiacemms, resembling a raceme, 



Eachis, 30, 146. 



Eiidiate and Eadiant, pp. 219, 220. 



Eadiate-veined. See Palmate-veined, 10. 



Radical^ from the root. 



Eadical number, 118. 



Eadiele, 190, 191. 



Bamial, of the branches. 



Hamous^ branched. 



Kay, Eay-flowers, 156. 



Eeceptacle, 64. 



Eeclinate, 140. 



Recurved, bent or curved backward. 



Reflexed, onrved back and downward. 



Regular Hower, 86. 



Remform, kidney-shaped. — Figs. 23, .24. 



Repand. — Fig. 58. 



Reticulate, netted. 



Eetuse, 34. 



Eevolute, 139. 



Eliizome, 231. 



Rhomboid or rhombic, oval, with angular 



sides. • 



Rib (costa), ridge caused by raised veins. 

 Ringent, gaping, as when a labiate corolla 



has an open throat. 

 Eoot. — Lesson 27. 

 Eoot-stock, 231,. 

 Rosaceous, 87. 

 Rostrate, with a beak. 

 Eotate, 90. 

 Eudiments, 116. 

 Rugous, wrinkled. 

 Runeinate, 22.— Fig. 86. 

 Runner, a slender branch striking root, 



as in Strawberry. 



Saccate, bag-like, or sack-like. 



Sagittate, arrow-shaped, 19. 



Satver-form, 94. 



Samara (a key), 169. 



Sap, 204. 



Scabrous, rough. 



Scale-stems, 228. 



Scape, 144. 



Scarious, dry, thin, scale-like. 



Soorpoid cyme, 159. 



See:„nd, all turned to one side. 



Seed. — Lesson 24. 



Segments, parts or divisions. 



Sepal, 6.1. 



Septinate, 40. 



Sericious, 61. 



Serotinous, late in the season. 



Serrate and Serrulate, 30. 



Sessile, 5. 



Setaceous or Setous, bristly. 



Sheath, lower part of the leaf or leaf-stalk 



"which surrounds the stem. 

 Shrub, 215. 



Siliole and silique, 181. 

 Simple, not compound, of one piece. 

 Simple pistil, 124. 

 Sinuate, 21.— Fig. 82. 

 Sinus, a rounded recess between the lobes 



of the leaves, &c. 

 Solitary, 145. 

 Spadiciflorae, 258. 

 Spadix and spathe, 148, 

 Spatulate, 17. 

 Species, 241. 

 Spike, 146, 

 Spine, ^6. 



Spinescent or Spinous, 187, 

 Spiral arrangement, 49, 

 Spores, 251. 

 Spur, 78. 

 Sqwirrous, of a ragged appearance ; as, 



with crowded, spreading bracts or 



leaves, &c. 

 Stamens, 67. 



Staminate, with stamens only, barren. 

 Stellate, whorled. 

 Stem. — Lesson 28, 

 Sterile, 109. 

 Stigma, 122. 



Stings, sharp, poisonous hairs, 69. 

 Stipe, the stalk of a pod, <S!C. 

 St-ipitate, borne on a stipe. 

 Stipule, 4. 



Stipulate, with stipules. 

 Stolon, a branch which strikes root at the 



end, producing a new plant, 

 Stnloniferous, bearing stolons. 

 Straight-veined, when the principal veins 



pass direct to the margin. 

 Striate, sliglitly furrowed with streaks. 

 Strigous, clotlled with short, stiff, and 



close-pressed hairs. 

 Strobile, same as cone, 183. 

 Style, 122. 

 Siib (in composition) denotes the quality 



in a lower degree, as, 

 Sub-entire, nearly entire. 

 Stibmersed, under water. 

 Subterranean stems, 225. 

 Subulate, awl-shaped. Fig. 7. 

 Succulent, thick, juicy, fleshy. 

 Superior, 82. 

 Supra-axillary, arising from above the 



axil, as do the flowers of Potato. 



