INDEX AND GLOSS AEY: 



Containing Definitions of Botanical Terms, together with refe/rences to those 

 paragraphs in which they are defined in the foregoing Lessons. 



A (in composition) signifies without j as 



apetalous^ destitute of petals. 

 Abbreviations, p. 131- 

 Abortive, imperfect, useless. 

 Acaulesceut, 235. 

 Acerose, needle-shaped. — Fig. 9. 

 Aclieniam, 168. 

 Aculeate, armed with prickles. 

 Acumi/ia'e, pointed, 33. 

 Acute, sharp-angled, 83. 

 Adherent, 82. 

 Adhesion, 79. 



Adnute, growing to or upon, 105. 

 Adnate stipules, 46. 

 Estivation, 134, 135. 

 Aggregate, assembled close together. 

 Aggregated fruits, 183. 

 Albumen, Albuminous, 189, 192. 

 Alburnum, white-wood or sap-wood ; 



outer layers of the trunk. 

 Alternate, 49. 

 Anient, 149. 



Amplexicaul, stem-clasping, 41. 

 Analysis, 263. 

 Ancipital, two-edged. 

 Angiosperms, 256, 257. 

 Annual, yearly, 211. 

 Anther, 100. 

 Apetalse, 258. 

 Apetalous, without petals. 

 Apex. — Fig. 56. 

 Apex of the leaf, 2. 

 Appendage, some unusual part added. 

 Appressed, pressed closely to something 



else. 

 Aquatic, growing in M'ater. 

 Arborescent, tree-like. 

 Arid, dry. [ley. 



Aristate^ bearded ; as the glumes of bar- 

 Armed, furnished with spines or thorns, 



as if in self-defence, 56. 

 Aromatic, strong-scented, spicy. 



Arrangement of leaves.— Lesson 9. 



Ascending, arising obliquely. 



Ascending axis. — Lesson 28. 



Attenuate, made slender or thin. 



Auriculate, ear-shaped, 20.— Fig. 28. 



Aivned, tipped with a bristle-shaped ap- 

 pendage, as the beard of Barley, &c. 



Axil, 53. 



Axillary, growing out of the axils, 53. 



Axillary buds, 53. 



Axis, the stem or central column, about 

 which the organs are arranged, 216. 



Baccate, berry-like ; covered with pulp. 



Banner, 89. 



Bark, the external covering of woody 



stems. 

 Beak, a hard, short point, like that of a 



bird. 

 Bearded, with long, stiff bristles or hairs. 

 Berry, 174. 



Bl (in composition), twice; as in 

 Bi-cuspidate, with 2 points. 

 Bi-dentate, with 2 teeth. 

 Biennial, of 2 years' duration, 212. 

 Bifid, 2-cleft. 

 Bifoliate, 2-leaved. 

 Bifurcate, 2-forked. 

 Bi-labiate, 2- lipped. 

 Binate, 2 grown together. 

 Bi-pinnate, twice pinnate, 39. 

 Bi-pinnathfid, twice pinnate-cleft, 24.- 



Fig. 81. 

 Bi- saccate, with 2 tumors or sacs. 

 Bi-ternate, twice ternate, 39. 

 Bi-valved, 2-valved. 

 Biography of the plant. — Lesson 26. 

 Blade of the leaf, 2. 

 Botanical analysis, 264. 

 Bracteate or Bracted, having bracts. 

 Bractlets, little bracts. 

 Bracts, 147. 



