XCII. SCROPHULARIACE.E (iIEMSLEY AND SKAN). 268 



Teibe III. Hemimerideae. — Leaves {the lower at least) opposite. Corolla- 

 tube very short ; limb usually 2-lipped ; the upper lip outside in bud; lower lip 

 with 1 or 2 spurs or sacs or pits at the base ; lobes all fiat. Anther-cells divergent 

 or divaricate, distinct or often confluent. Capsule 2-valved. 

 Usually erect herbs or iindershrubs ; lower lip of* corolla 



4-lebed ; capsule compressed, septicidal . . 6. Nemesia. 



Creeping or prostrate herbs ; lower lip of corolla 

 3-lobed ; capsule globose or subglobose, scarcely 

 compressed, loculicidal . . . . .7. DlCLlS. 



Teibe IV. Antirrhineae. — Leaves (the lower at least) opposite, rarely all 

 alternate. Corolla-tube rather long, gibbous, saccate or spurred at the base in 

 front ; limb 2-lipped ; upper lip outside in bud; lower lip often produced at the 

 base into a palate. Stamens 4, rarely the upper without anthers ; anther-cells con- 

 fluent or distinct. Capsule dehiscing by apical pores or valves. 



Corolla-tube spurred ...... 8. Linaeia. 



Corolla-tube not spurred, but usually saccate or gibbous 

 at the base. 

 Corolla 2h liu. long; tube not saccate or gibbous at 

 the base ; lower lip without a palate ; capsule 



small arid hard 9. Anaebhinum. 



Corolla 3-9 lin. long ; tube saccate or gibbous at the 



base ; lower lip with a prominent palate ; capsule 



much larger, with a membranous pericarp. 



Corolla 3-4 liu. long ; anther-cells confluent at the 



apex ; upper cell of the capsule much smaller 



than the lower, 3- or 4-seeded or empty . . 10. Schweixfuethia. 



Corolla 4-9 lin. long; anther-cells distinct; cells 

 of the capsule equal or nearly so, both many- 

 seeded . . . . . . .11. Antieehintjm. 



Teibe V. Cheloneae. — Leaves {the lower at least) opposite, very rarely all 

 alternate. Corolla-tube long or rather long, not saccate, gibbous or spurred, or only 

 very slightly gibbous at the base ; limb usually 2-lipped ; upper lip outside in btcd. 

 Stamens 4, rarely 2, the fifth upper stamen often represented by a staminode. 

 Fruit a 2- or 4-valved capsule or baccate and indehiscent. 

 Shrubs or trees ; corolla |— 1 i in. long ; staminode 



absent ; fruit baccate . . . . . . 12. Halleeia. 



Usually herbs; corolla less than \ in. long ; staminode 



present; fruit a septicidal capsule . . .13. Sceophulaeia. 



Teibe VI. Manuleae. — Leaves (the lower at least) opposite or rosulate. 

 Corolla-tube very often long, not saccate or spurred at the base; limb equally or 

 nearly equally lobed ; upper lobes outside in bud. Stamens 4, rarely 2 • anthers 

 1-celled by confluence of the divaricate cells. Capsule 2- or 4-valved. 

 Bract shortly adnate to the pedicel and calyx; calyx 



2-lipped or 2-partite . . . . . .14. Polycaeena. 



Bract free from the calyx and not adhering along the 

 pedicels; calyx 5-partite or 5-fid. 

 Style shortly 2-lobed . . . . . .15. Jamesbeittenia. 



Style entire. 



Leaves often in a basal rosette; flowers often 

 cymose : corolla-tube very slender, straight, 

 not dilated or gibbous at the apex . . 16. Manulea. 



Leaves not in a basal rosette; flowers usually 

 axillary or simply racemose ; corolla -tube 

 often curved, usually wider and dilated or 

 gibboi:s at the apex . . . . 17. >Sttteea. 



