134 KEY TO PLANTS. 
pletely or incompletely 2-celled. Stamens 
4. Ovules attached at the base or later- 
ally. Cells of the fruit 1-seeded. 
Radicle of the embryo inferior. 
Verbenuceae. 
(4) Ovules in each cell 2 superposed, or 4, 
rarely 2 collateral, but then calyx-limb 
entire or with many teeth and corolla 
contorted in bud. Fruit dehiscing loculi- 
cidally, very rarely indehiscent ; in the 
latter case only 1 cell of the ovary 
fertile and calyx-limb entire. 83. 
83 (a) Seeds albuminous, sessile or nearly so. 
Calyx-limb 4-5-toothed. Stigma 1. 
Corolla-lobes imbricate in bud. Ovary 
completely 2-celled. 
Scrophularvneae, 
(4) Seeds exalbuminous, supported by en- 
larged and hardened funicles, rarely 
sessile, but then calyx-limb entire or 
many -toothed, Stigmas usually 2. 
Seeds attached at the base or later- 
ally. Acanthaceae. 
84 (a) Ovary 1-celled (sometimes incompletely 
several-celled). Ovules attached to a 
free central placenta or to parietal 
placentas. 85. 
