Thirteenth, fourteenth class. 
27 
24 (19). Seps 3 ....... 25 
— Seps more than 3 (gen. 5) .... 26 
25. Cor. yellow. Stem leafy .... Ficaria. 9. 
— Cor. never yellow. Stem leafless . . Anemone. 4. 
26. Carps 2—5, many-ovuled, deliisc. Stem 1-fld Paeonia. 20. 
— Carps numerous (rarely only 7—5), 1-seeded, indehisc. 
27 
27. Pets with honey spots at their bases . Ranunculus. 8. 
— Pets without honey-spots .... Adonis. 5. 
Cl. 14. Didynamia. 
1. Fr. separating into 4 1-seeded nutlets. Ls always opp. 
Gymnospermia L. ....... 2 
— Fr. a 1—3-celled caps. Ls opp., altern., or 0. Angio- 
spermia L. . . . . . . . 27 
2. Style terminal, simple, or indistinctly and obliquely 
2-lobed. Some of the ls pinnatifid . Verbena. 465. 
— Style inserted at the base between the carps, 2-fid at 
the top. Labiatce ....... 3 
3. Cor. with 4 almost equal lobes . . Mentha. 436. 
— Cor. unilabiate, i. e. the upper lip very small, or cleft, 
with the lobes bent down on the lower lip . 4 
— Cor. distinctly bilabiate . . . . . . 5 
4. Lower lip of the cor. 3-fid . . . Ajuga. 463. 
— Lower lip of the cor. 5-fid . . . Teucrium. 464. 
5. Stas bent down on the lower lip of the cor. Cal. ap¬ 
parently without teeth . . . Lavandula. 435. 
— Stas erect, ascending, or curved outwards . . 6 
6. Stas and style enclosed in the cor.-tube . . 7 
— Stas (or at any rate style) exceeding the throat of the 
cor. *..••••».» ^ 
7. Cal. 10-toothed. FIs white . . . Marrubium. 457. 
— Cal. 5-toothed. FIs yellow . . . Sideritis. 456. 
8. FIs solitary in the axils of imbricated bracts, and 
united in dense spikes, crowded together at the tops 
of branches.Origanum. 439. 
— FIs in short cymes (in the axils of ls) of which 2 oppo¬ 
site ones form a false whorl . ... 9 
9. Cal. bilabiate ........ 10 
— Cal. 5-toothed ........ 16 
10. Stas separated in pairs and either diverging above or 
conniving below the upper cor.-lip ... 11 
— Stas close together in pairs, conniving below the upper 
cor.-lip ......... 14: 
11. Stas diverging towards the top. Ls entire Thymus. 490. 
— Stas conniving above ...... 12 
