Lutrodu.tion. XXV 
Stamens quite free. Large trees with simple deciduous 
leaves and rather small flowers . . . Tilia, page 84 
tt Leaves exstipulate. 
* Carpels more or less distinct (at least when young), or 
solitary. 
Stamens perigynous. 
Carpel solitary. Deciduous or evergreen trees or shrubs 
with alternate leaves and white or pink flowers, 
Rosacee, tribe Prunee, p. 140 
Carpels moro than one. Herbs or shrubs, various, 
Rosacee, p. 142-170 
Stamens hypogynous. 
Herbs with regular cr irregular bisexual flowers 
Ranunculacee, p. 1 
Climbing shrubs with unisexual inconspicuous flowers “y 
and spicate or capitate carpels, 
Magnoliacee, tribe Schizandree, p. 26 
Trees or shrubs with alternate leaves, dull-coloured tri- 
merous ' flowers and aromatic ruminated albumen, 
Anonacce, p. 27 
Shrubs or herbs with simple opposite dotted leaves and 
yellow flowers ; stamens united in bundlesHypericince, p. 76 
Shrubs or trees with trifoliolate pinnate or rarely simple 
leaves and inconspicuous flowers . Anacardiacee, p. 111 
** Carpels combined forming a syncarpous fruit, haying more 
than one placenta. 
Placentas parietal, in distinct lines. 
Juice watery. A spiny shrub with simple leaves and 
white flowers, seed vessel elevated on a long stalk, 
Capparis, p. 53 
Juice milky. Herbs having showy evanescent flowers, 
Papaveracee, p. 36 
Placentas spread over the dissepiments. Water-plants with 
showy white or yellow flowers and floating orbicular 
leaves : ‘ ‘ ; : Nympheacee, p. 34 
Placentas axile. 
Stigma simple. 
Ovary 1-celled, with a free central placenta. Herbs 
having succulent leaves and showy flowers Portulacee, p. 74 
Ovary many-celled. Stamens hypogynous; petals 
crumpled ; seeds numerous. Shrubs with fuga- 
cious yellow or white flowers . . Cistince, p. 65 
B. Stamens fewer than twenty. 
§ Ovary inferior or partially so. 
+ Leaves stipulate. 
Placentas axile, 
Flowers completely unisexual. Herbs having unsymme- 
trical flowers and an angular or winged fruit Begoniacee, p. 207 
Flowers hermaphrodite or polygamous. Stamens of the 
1 Incorrectly termed ‘ tetramerous’ at page 27. 
