206 Ledum palustre Marsh Rosemary b.s. 207 ----- v. decumbens Dwarf ditto b.s. 208 ----- latifolium Labrador Tea b.s. 209 ----- buxifolium Box-leaved Ledum b.s. 210 Rhodora canadensis Canadian Rhodora b.m. 211 Rhodorendron ferrugineum Rusty-leaved Rhododendron b.m. 212 ------------ dauricum Dauric ditto b.m. 213 ------------ hirsutum Hairy ditto b.m. 214 ------------ ponticum Pontic ditto b.m. 215 ------------ fol. variegat.  Striped-leaved ditto b.m. 216 ------------ cataubiense Large ditto b.m. 217 ------------ maximum Large-leaved ditto b.m. 218 ------------ punctatum Dotted ditto b.m. 219 Andromeda mariana Maryland Andromeda b.m. 220 --------- v. oblonga Oval-leaved ditto b.m. 221 --------- ferruginea Rusty-leaved ditto b.m. 222 --------- polyfolia, v. major Broad-leaved rusty ditto b.m. 223 --------- paniculata Panicled ditto b.m. 224 --------- arborea Tree ditto b.m. 225 --------- racemosa Branching ditto b.m. 226 --------- axillaris Notch-leaved ditto b.m. 227 --------- coriacea Thick-leaved ditto b.m. 228 --------- acuminata Acute-leaved ditto b.m. 229 --------- calyculata Globe-flowered ditto b.m. 230 --------- v. latifolia Broad Box-leaved ditto b.m. 231 --------- v. angustifolia Narrow-leaved ditto b.m. 232 --------- Catesbaei Catesby’s ditto b.m. 233 Epigaea repens Creeping Epigaea b.s. 234 Gualtheria procumbens Procumbent Gualtheria b.s. 235 Arbutus Unedo Common Strawberry Tree b.l. 236 ------- v. fl. rubro Scarlet-flowered ditto b.l. 237 ------- v. flore pleno Double-flowered ditto b.l. 238 ------- v. angustifolia Narrow-leaved ditto b.l. 239 ------- v. crispa Curled-leaved ditto b.l. 240 ------- Andrachne Eastern ditto b.l. 241 Clethra alnifolia Alder-leaved Clethra b.l. 242 ------- v. pubescens Pubescent ditto b.l. 243 Styrax officinale Officinal Styrax b.l. 244 ------ grandifolium Large-leaved ditto l. 245 ------ laevigatum Smooth-leaved ditto l.

DECANDRIA DIGYNIA.

246 Hydrangea arborescens          Tree Hydrangea              c.m.
247 --------- hortensis            Changeable-flowered ditto   c.m.
248 --------- glauca               Glaucous-leaved ditto       b.l.
249 --------- radiata              Rayed-flowered ditto        b.l.

DODECANDRIA MONOGYNIA.