Pyrenes, 134. 
Pyxis or Pyxidium, 135, 
137. 
Quadri-(4in composition). 
Quinque- (5 in composi- 
tion). 
Race, 177, 178. 
Raceme, 62. 
Racemose, 62. 
Rachis, 62, 38. 
Radical, 36. 
Radicle, 142. 
Rameal, 36. 
Raphe, 119. 
Raphides, 156. 
Ray, 62. 
Receptacle, 62, 120, 124. 
Reduplicate, 89. 
Renitform, 48. 
Resupinate, 90. 
Reticulate, 39. 
Retuse, 45. 
Rhizome, 18. 
Rhomboid, 43. 
Ribs, 39. 
Ribbed, 147. 
Ringent, 90. 
Root, 12, 160, 185. 
Rootstock, 18. 
Rosulate, 37. 
Rotate, 90. 
Rotund, round, 43. 
Rudimentary, 67, 93, 104. 
Runcinate, 40. 
Runner, 27. 
Saccate, 90. 
Sagittate, 47. 
Salver-shaped, 90. 
Samara, 135. 
Sap, 156, 168. 
Sapwood, 167. 
Sarcocarp, 134. 
Sarmentose, 25. 
Scale, 64, 148. 
Scaly, 21, 148. 
Scape, 60. 
Scarious (or scariose), 
50. 
Scattered, 30. 
Scion, 27. 
Scorpioid, 62. 
Section, 38, 182. 
Secund, 30. 
Secundine, 117. 
NDEX TO TERMS. 
Seed, 10, 138. 
Segment, 38, 87. 
Sepal, 72. 
Septem- (7 in composi- 
tion). 
Septum, septa, 109. 
Septicidal, 137. 
Serrate, serrulate, 38. 
Sessile, 35, 88. 
Septifragal, 137. 
Serrature, 38. 
Sete, 98, 147. 
Setaceous, 51. 
Setose, 147. 
Sex - (6 in composition). 
Sheathing, 35. 
Simple, 62, 38, 131. 
Sinuate, sinus, 38. 
Smooth, 147.. 
Spadix, 62. 
Spatha, 62. 
Spatulate, 43. 
Species, 175, 176, 
202, 205. 
Specimen, 184, 185, 205. 
Spherical, 51. 
Spicate, 62. 
Spike, 62. 
Spine, spinous, 146. 
Spiral vessels, 153. 
Spore, 10. 
Spurred, 90, 98. 
Stamens, 66, 75, 91, 94. 
Staminate, 68. 
Staminodia, 93. 
Starch, 156. 
Stellate, 90, 148. 
Stem, 23, 163, 185. 
Stem-clasping, 35. 
Sterile, 68. 
Stigma, 104. 
Stipelle, 54. 
Stipule, 53. 
Stock, 16. 
Stole, or stolon, 17, 27. 
Stomates, 158. 
Stonefruit, 134. 
Striate, 147. 
Strigulose, 147. 
Strigose, 147. 
Strophiole, 140. 
Style, 103, 104. 
Subclass, 182, 202. 
Subgenus, 182. 
Suborder, 182. 
Subsection, 182. 
Subtribe, 182. 
182, 
XXXVI 
Subulate, 43. 
Succulent, 33, 50. 
Sucker, 26. 
Superior, 124, 143. 
Symmetrical, 72. 
Synandrous, 94. 
Syncarpous, 108. 
Syngenesious, 95. 
Tapering, 46. 
Taproot, 15. 
Teeth, 87. 
Tegmen, 139. 
Tendril, 25, 144, 145. 
Terete, 51. 
Ternate, 30, 40. 
Tetra - (4in composition). 
Tetradynamous, 96. 
Testa, 139. 
Thorns, 144, 146. 
Throat, 90. 
Tomentose, 147. 
Toothed, 38, 122. 
Torulose, 51. 
Torus, 62, 120. 
Trachez, 153. 
Tri- (3 in composition). 
Tribe, 182. 
Trichotomous, 31, 62. 
Trifid, 40, 42. 
Trigonous, 51. 
Triquetrous, 51. 
Tristichous, 30. 
Truncate, 45. 
Trunk. 
Tube, 87, 90. 
Tuber, 15, 19. 
Tuberculate, 147. 
Tuberous, 15. 
Tubular, 90. 
Tunicated, 21. 
Twine, 25. 
Twisted, 89. 
Two-lipped, 90. 
Typical, 179. 
Umbel, 62. 
mbellate, 31, 62. 
Jndulate, 38. 
ni- (1 in composition). 
nijugate, 40, 42. 
Jnilocular, 109. 
Unisexual, 69. 
nsymmetrical, 80. 
pper; 77, 171. 
reeolate, 90. 
Utricle, 135. 
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