XXXIV L[itroduction. 
Carpel quite solitary. Flowers in bracteate heads Dipsacee, page 227 
Carpel with two abortive ones. Flowers not in bracteate 
heads 3 a : j P . .  Valerianacee, p. 226 
** Carpels more than one. 
Anthers syngenesious. Herbs with spicate or axillary irregular 
flowers : : . . . Campanulacee (Lobelia), p. 272 
Anthers free. - 
Anthers opening by pores. Shrubs . . Vaccinice, p. 274 
Anthers opening by slits. 
Herbs with blue or white usually bell-shaped flowers 
Campanulacce, p. 268 
Shrubs or trecs with alternate exstipulate simple leaves 
and small flowers . . 3 . Ebenacee, p. 288 
Herbs with angular stems, wijonted leaves, and cymose 
flowers : : .  Steliate, p. 225 
Shrubs with opposite aes wail showy usually fragrant 
flowers , ‘ : é . .  Caprifoliacce, p. 218 
Sus-crass Il. MONOCOTYLEDONS oz ENDOGENS, p. 453. 
A. Flowers having a distinct, usually coloured perianth. 
§ Ovary inferior. 
* Flowers gynandrous (anthers and stigmas consolidated). 
Tuberous or fibrous-rooted terrestrial or epiphytal herbs with 
very irregular flowers : , Orchidacee, p. 466 
** Flowers not gynandrous (stamens Has, 
Leaves cordate, net-veined and ribbed. Flowers unisexual, 
inconspicuous. Climbing herb . F 2 Tamus, p. 533 
Leaves usually broad, veins diverging from the midrib. 
Anther one, l-celled. Leaves 1-38 feet long Marantacee, p. 467 
Anthers five or more. Leaves very large. . Ausacee, p. 467 
Leaves usually long and narrow, veins parallel with midrib. 
Stamens three. 
Herbs with bulbous or rhizomatous roots, and for the 
greater part with ensiform leaves : . Iridacee, p. 469 
Stamens six. 
Leaves flat. 
Fruit 8-celled. Outer perianth-segments petaloid. 
Herbs with bulbous or fibrous roots, with an um- 
bellate or paniculate inflorescence or solitary 
flower 7 Amaryllidee, p. 480 
Fruit 3-celled. Outer esate segments sepaloid, 
Bromeliacee, p. 469 
: Stamens more than six. Aquatic herbs . Hydrocharidacee, p. 463 
§8§ Ovary superior. 
Outer perianth-segments sepaloid or glumaceous. 
Carpels consolidated. 
Outer perianth-segments quite distinct from the inner. 
Placentas axile. 
Herbs with net-veined verticillate leaves and white or 
violet flowers e) oe OR CAS Ce Trillium, p. 631 
