854 BENGAL PLANTS. [Leonurus. 
753. Leonurus Linn. 
Erect, stout, leafy herbs ; leaves lobed. Flowers small, in 
dense-flowered, distant, axillary folds. Sepals 5, connate in a 
5-nerved, Bitindle calyx; teeth spreading, spinescent. Petals 5, 
connate in a cigar tube naked or annulate within; 
upper lip entire, erect ; lower 3-fid, midlobe obcordate. Stamens 
4, didynamous, lower pair Bade. filaments ascending; anthers 
connivent; cells transverse. Disk uniform. Carpels connate in 
4-partite ovary; style 2-fid; lobes equal, obtuse or subulate. 
Fruit of 4 triquetrous, smooth, dry nutlets; apices truncate; 
basal scar small. 
1661. Leoxvaus SIBIRICUS Piety F. B. I. iv. 678; E. D. L. 269. 
L, tatar 
In see of ths agen : | 
An annual weed in waste places, 2-6 feet high. Vernac. 
Guima. 
754, Leucas R. Br. 
Herbs or rhe ee usually woolly or villous. Flowers 
usually white; whorls axillary, usually distant. Sepals connate 
in a striate, Huse ed calyx; mouth equal or oblique, equally or 
unequally 6-10-toothed. Petals 5, connate in a 2-lipped corolla; 
tube included, annulate or naked within ; upper lip erect, concave, 
externally villous ; lower lip spreading, 3-fid, midlobe very large. 
Stamens 4. didynamous, the lower pair longer; filaments ascend- 
ing; anthers connivent, the cells divaricate, ultimately confluent. 
Disk entire or lobed, equal or glandular in front. Carpels connate 
in a 4-partite ovary; style subulate at apex, the posterior lobe 
obsolete. Fruit of 4 ovoid, triquetrous, obtuse, dry nutlets; 
basal scar small. 
*Calyx-mouth oblique :— [p. 855 
Mouth of calyx split above, produced below urticifolia. 
| 
Mouth of calyx projecting forward above :— 
+Calyx-teeth very short :— 
tCalyx- een glabrous within: ; whorls both axillary and ter- 
minal :— By 
a ccaatahe peas hairy; bracts few, subulate ; solve: -mouth 
wide sopifolia. 
Annuals; calyx-mouth contracted :— 
Calyx smooth below, ribbed above ; bracts long, linear, ones 
Calyx smooth throughout; bracts few, short ........ dinifolia 
