CONTENTS. 11 



PAGE 



LXXII. Apocynaceae (Dogbane Family) 283 



LXXIII. Asclepiadacese (Milkweed Family) . . . .286 



LXXIV. LoganiacesB (Logania Family) 290 



LXXV. Gentianacese (Gentian Family) 291 



LXXVI. Polemoniaceae (Polemonium or Phlox Family) . . 295 



LXXVII. Hydrophyllacese (Waterleaf Family) . . . .298 



LXXVIII. Borraginacese (Borage Family) 301 



LXXIX. Convolvulacese (Convolvulus Family) .... 306 



LXXX. Solanaceae (Nightshade Family) 311 



LXXXI. Scrophulariaceae (Figwort Family) .... 318 



LXXXII. Orobanchacese (Broom Rape Family) . . . .332 



LXXXIII. Lentibulariacese (Bladderwort Family) . . .333 



LXXXIV. Gesneracese (Gesneria Family) 334 



LXXXV. Bignoniacese (Bignonia Family) . . . . .335 



LXXXVI. Pedaliacese (Sesamum Family) 337 



LXXXVII. Acanthaceee (Acanthus Family) 337 



LXXXVIII. Verbenacese (Vervain Family) 339 



LXXXIX. Labiatse (Mint Family) 342 



XC. Plantaginaceae (Plantain Family) . . . .356 



III. APETALOUS DIVISION 358 



XCI. Nyctaginaceae (Four-o'clock Family) 358 



XCII. Illecebracese (Knotwort Family) 359 



XCIII. Amarantacese (Amaranth Family) .... 360 



XCIV. Chenopodiacese (Goosefoot Family) . . . .363 



XCV. Phytolaccaceas (Pokeweed Family) .... 367 



XCVI. Polygonacese (Buckwheat Family) . . . .367 



XCVII. Aristolochiacese (Birthwort Family) . . . .372 



XCVIII. Piperacese (Pepper Family) 374 



XCIX. Lauracese (Laurel Family) 375 



C. Thymelseacese (Mezereum Family) .... 376 



CI. Elseagnacese (Oleaster Family) 377 



CII. Loranthaceae (Mistletoe Family) 378 



CIII. Santalacese (Sandalwood Family) . . . .378 



CIV. Euphorbiacese (Spurge Family) ... . . .379 



CV. Urticacese (Nettle Family) 384 



CVI. PlatanacesB (Plane Tree Family) 389 



CVII. Juglandacese (Walnut Family) 390 



CVIII. Myricacese (Sweet Gale Family) 392 



CIX. Cupuliferse (Oak Family) 392 



CX. Salicaceae (Willow Family) 399 



Subclass II. Monocotyledons or Endogens, pp. 402 to 475. 



I. PETALOIDEOUS DIVISION ........ 402 



CXI. Hydrocharidacese (Frogbit Family) . . . .402 



CXII. Orchidacese (Orchis Family) 403 



CXIII. Scitaminese (Banana Family) 410 



