138 KEY TO PLANTS. 
in this case stigma entire. Calyx 
imbricate valvate or open in bud. 
Placentas in each cell 1, more rarely 2, 
also after flowering not much distant 
from each other. Seeds winged and 
albuminous, or more frequently without 
wings. 94., 
94 (a) Seeds usually attached to enlarged and 
hardened funicles and exalbuminous, 
rarely sessile and with some albumen, 
in this case sepals united at the base 
only and style 2-lobed at the top. Cap- 
sule loculicidal, dehiscing to the base, 
the placentas remaining attached to the 
entire recurved valves. Embryo with 
broad cotyledons and an inferior or 
descending radicle. Acanthaceae. 
() Seeds sessile or attached to short funicles, 
albuminous. Fruit various; if loculicidal 
with the placentas attached to the valves, 
then sepals united to the middle or be- 
yond or style entire at the top. Coty- 
ledons short or narrow. 
Scrophularineae. 
95 (a) Stamens numerous. 96. 
® (6) Stamens 1-10. 99: 
96 (2) Ovary one-celled. Succulent plants with- 
