403 ------- lanata Woolly-leaved ditto c.m. 404 ------- cretica Cretan ditto c.m. 405 ------- recta Upright ditto c.m. 406 Marrubium supinum Procumbent Base Horehound c.m. 407 --------- hispanicum Spanish ditto c.m. 408 --------- peregrinum Saw-leaved ditto c.m. 409 Phlomis tuberosa Tuberous-rooted Phlomis c.m. 410 ------- Herba venti Rough-leaved ditto l.b. 411 Origanum hybridum Bastard ditto l.b. 412 -------- heracloticum Winter ditto c.m. 413 Thymus virginicus Virginian Thyme l. 414 Melissa grandiflora Great-flowered Balm c.m. 415 ------- graeca Grecian ditto c.m. 416 Dracocephalum virginicum Virginian Dragon’s-head l. 417 ------------- ruyschianum Hyssop-leaved ditto c.m. 418 ------------- sibiricum Siberian ditto c.m. 419 Scutellaria albida Hairy Skull-cap c.m. 420 ----------- integrifolia Entire-leaved ditto l.b. 421 ----------- lupulina Great-flowered ditto l.b.

DIDYNAMIA ANGIOSPERMIA.

422 Chelone glabra              White-flowered Chelone     l.b.
423 ------- obliqua             Red ditto                  l.b.
424 ------- ruelloides          Scarlet ditto              l.b.
425 ------- formosa             Tall ditto                 l.b.
426 Antirrhinum purpureum       Purple Toad-flax           c.m.
427 ----------- genistifolium   Broom-leaved ditto         l.
428 ----------- triornithophorum  Whorl-leaved ditto       l.b.
429 Scrophularia betonicaefolia  Betony-leaved Figwort     l.
430 ------------ orientalis     Oriental ditto             l.
431 Digitalis lutea             Yellow Foxglove            c.m.
432 --------- ambigua           Great ditto                c.m.
433 --------- ferruginea        Iron-coloured ditto        c.m.
434 Dodartia orientalis         Eastern Dodartia           l.
435 Penstemon pubescens         American Penstemon         l.b.
436 -------- Iaevigatum         Smooth-leaved ditto        l.b.
437 Mimulus ringens             Oblong-leaved Monkey-flower  l.
438 Mimulus guttatus            Yellow Monkey-flower       l.b.
439 Acanthus mollis             Smooth Bear’s-Breech       c.m.
440 -------- spinosa            Prickly ditto              c.m.

TETRADYNAMIA SILICULOSA.

441 Myagrum perenne             Perennial Gold-of-Pleasure c.m.
442 Cochlearia Draba            Draba-leaved Scurvy-Grass  c.m.
443 Iberis sempervirens         Evergreen Candy-Tuft       c.m.
444 Alyssum saxatile            Shrubby Madwort            c.m.
445 Lunaria rediviva            Perennial Honesty          c.m.

TETRADYNAMIA SILIQUOSA.

446 Sisymbrium strictissimum    Spear-leaved Sisymbrium    c.m.
447 Hesperis matronalis         Single Garden Rocket       c.m.
448 Bunias orientalis           Oriental Bunias            c.m.

MONADELPHIA DECANDRIA.