LABIAT.E. 



669 



broader than the rest. Bracteas entire. Cells of anthers 

 diverging or divaricate. 



69 MARMORI' TIS. Calyx tubularly campanulate, longer than 

 the corolla. Cells of anthers parallel. 



70 DRACOCE'PHALCM. Calyx bilabiate, or the upper tooth is 

 large, or the bracteas are ciliately toothed. 



71 CEDRONE'LLA. Tube of corolla exserted. Cells of an- 

 thers parallel. 



TRIBE IX. 



STACHY'DE.E. Calyx irregularly veined, 5-10-nerved, equal, 

 oblique, or rarely sub-bilabiate, 3-10-toothed. Tube of corolla 

 usually annulate inside ; limb bilabiate. Stamens 4, ascending, 

 didynamous : superior ones the shortest. Achenia dry, not re- 

 ticulately wrinkled. 



1 . Calyx inflated after florescence, or Z--lobed. Corolla 

 much exserted. 



72 MELI'TTIS. Calyx membranous, campanulate : lobes 3-5, 

 roundish. Corolla ample, much exserted. 



73 PHYSOSTE'GIA. Calyx obscurely veined, inflated after 

 florescence. Corolla much exserted, with an ample throat. 



74 MACBRI'DEA. Calyx membranous, campanulate ; lobes 3 : 

 upper one oblong : lower one roundish. Corolla much exserted, 

 with a very ample throat. 



7 J SYXA'XDRA. Calyx 4-parted. Upper cells of superior 

 anthers empty, connate. 



| 2. Calyx 5-toothed : limb not dilated. Stamens erser ted from 

 the tube. Corolla Jlattish or arched. 



76 LA'MIUM. Calyx 5-nerved, 5-toothed : teeth not spiny. 

 Superior lip of corolla a little arched or galeate ; lateral seg- 

 ments hardly any, tooth-formed, or rarely oblong. Achenia 

 acutely triquetrous, truncate. Leaves entire. 



77 LAGOCHri.cs. Calyx 5-nerved; teeth 5, stiff", somewhat 

 spiny. Upper lip of corolla oblong, bifid at apex. Achenia 

 acutely triquetrous, truncate at apex. 



78 LEOSI^RUS. Calyx 5-nerved ; teeth 5, stiff, rather spiny. 

 Superior lip of corolla oblong, flattish, or arched ; lateral seg- 

 ments oblong. Achenia acutely triquetrous, truncate. Leaves 

 jagged. 



79 ANISOMELES. Stamens exserted from the short upper lip 

 of the corolla. 



80 GALEOPSIS. Calyx somewhat 5-nerved, 5-toothed, some- 

 what spinescent. Cells of anthers transversely and bivalvately 

 dehiscent ; inner valve smaller, ciliated. 



81 STA'CHYS. Calyx 5-10-nerved, 5-toothed. Throat of 

 corolla hardly dilated ; galea a little arched, rarely oblong, flat, 

 emarginate. Stamens exserted from the tube. Achenia obtuse, 

 rarely truncate. 



82 SFHA'CELE. Calyx reticulately veined ; teeth nearly equal. 

 Tube of corolla ample. Cells of anthers linear, diverging. 



83 LEPECHI'XIA. Calyx bilabiate : upper lip tridentate : lower 

 lip bidentate. Corolla small. 



$ S. Stamens inclosed trithin the tube. 



84 CRAXIOTOME. Superior lip of corolla very short, trun- 

 cate. 



65 SIDERI'TIS. Lower lobe of style dilated, clasping the 

 superior one at the base, which is truncate. 



86 MARRU BIVM. Lobes of style nearly equal. Calyx 

 tubular. 



4. Limb of calyx dilated or 5-lQ-toothed, or teith a truncate 

 month, rather membranous between the teeth, or broadly and mem- 

 branaceously campanulate. Superior lip of corolla generally 

 compretfedly galeate. Stamens exserted from the tube. 



87 BALLOTA. Calyx regular, somewhat funnel-shaped, 5-10- 

 toothed. Anthers 2-celled. 



88 LASIOCORYS. Calyx nearly equal ; teeth 5, ovate, rarely 

 with other 5 small acute ones in the recesses between the others. 

 Galea of corolla very hairy. Anthers 2-celled. 



89 ROYLEA. Segments of calyx 5, equal, oblong, mem- 

 branous. 



90 OTOSTE'GIA. Limb of calyx somewhat bilabiately and 

 membranously drawn out ; lower lip large. Anthers 2-celled. 



91 LEU'CAS. Limb of calyx 8-10-tootbed. Cells of anthers 

 confluent. Galea of corolla very hairy, short ; lower lobe of 

 style very short. 



92 LEOKOTIS. Calyx of Leucas section Plagiostoma. Co- 

 rolla yellow or scarlet. Galea much longer than the lip. 



93 PHLOJIIS. Calyx tubular, 5 or 10-striped, usually pli- 

 cate, 5-toothed, the margins rather membranous between the 

 teeth. Superior filaments generally appendiculate. Cells of 

 anthers confluent. 



94 NOTOCHJE'TE. Mouth of calyx membranous, with 5 

 nerves, which are drawn out into as many subulate awns, which 

 are hooked at apex. 



95 EREHOSTACHYS. All as in Phlomis, except that the calyx 

 is more ample, and the limb often large and membranous. 



96 ERIOPHY'TDM. Calyx membranous, amply campanulate. 

 Galea of corolla large, incumbent : lip small, trifid. 



97 MOLCCE'LLA. Limb of calyx ample, oblique, with 5-10 

 mucrones or spines. Filaments naked at the base. 



98 HOLMSKJOLDIA. Calyx large, coloured, somewhat rotately 

 campanulate. Ovarium bipartite ; lobes bifid. 



99 HYMENOCRA^TER. Calyx 13-nerved, with a 5-cleft spread- 

 ing limb. Acbenia tubercular. 



100 ACHYROSPE'RMCM. Achenia covered with scales at top. 



101 COLQCHOC'XIA. Achenia membranously drawn out at 

 top. 



TRIBE X. 



PRASIE'.E. Corolla bilabiate. Stamens 4, ascending : lower 

 ones the longest. Achenia fleshy, sub-baccate. 



102 GOMPHOSTE'MMA. Throat of corolla dilated. Cells of 

 anthers transverse, parallel. 



103 PHYLLOSTE'GIA. Throat of corolla nearly equal. Cells 

 of anthers diverging. Lobes of style not subulate. 



