118 KEY TO PLANTS. 
its lobes. Corolla-lobes imbricate or 
valvate in aestivation. 34. 
34 (a) Corolla scarious. Fruit dehiscing trans- 
versely. Calyx 4-partite. Corolla 4-fid, 
imbricate in bud. Stigma 1. Ovary 
2-celled. Plantagineae. 
(6) Corolla not scarious. Fruit dehiscing 
septicidally or indehiscent. 35. 
35 (a) Corolla valvate in the bud, very rarely 
imbricate ; in the latter case stigmas 4. 
Leaves furnished with stipules or con- 
nected by a transverse line at their base. 
Shrubs or trees. Stigmas 2-4. Ovary 
2-celled. Loganvaceae. 
(0) Corolla imbricate in the bud. Stigmas 
1-2. Leaves destitute of stipules. Ovary 
2-celled or incompletely 2-4-celled. 
Verbenaceae. 
36 (a) Corolla valvate or plaited in aestivation 
(in the latter case sometimes twisted, but 
not imbricate). 31. 
(2) Corolla imbricate in aestivation (sometimes 
twisted, but not plaited). 40. 
37 (a) Ovules erect. Stigmas usually 2. Corolla 
usually plaited in aestivation. Leaves 
exstipulate. Sepals free or united at the 
base, imbricate in bud. Anthers de- 
