322 58. LABIATE. 



Tr. III. SATUREINEJK. Cor. 2-lipped. Stam. 4, distant ; 

 cells of anth. separate, diverging ; connective dilated. 



4. ORIGANUM. Stam. diverging; connective subtriangular. 

 Upper lip of cor. straight, nearly flat ; lower patent, 3-fid. 

 Cal. with 5 equal teeth and 10 13 veins ; throat hairy. 

 Spikes 4-sided, resembling catkins with imbricate bracts. 



5. THYMUS. Tipsofstam. patent. Anth.-cells at first nearly 

 parallel, afterwards diverging ; connective subtriangular. 

 Upper lip of cor. straight, nearly flat ; lower patent, 3-fid. 

 CaL 2-lipped nud. 10 13-veined ; throat hairy. Fl. whorled, 

 axillary or spiked. 



6. CLINOPODIUM. Tips ofstam. converging under the upper 

 lip of the corolla. Anth.-cells at length diverging ; con- 

 nective subtriangular. Upper lip of cor. straight, nearly flat; 

 lower patent, 3-fid. Cal. 2-lipped. 



[MELISSINEJB. Cor. 2-lipped. Stam. distant; anth.-cells 

 connected above.] 



[MELISSA. Tips of stam. converging under the upper lip 

 of the cor. Anth.-cells diverging. Upper lip of cor. con- 

 cave ; lower patent, 3-fid. Cal. 2-lipped ; upper lip flat, 

 with 3 teeth, the lateral teeth folded at their midrib.] 



Tr. IV. SCUTELLARIEsE. Stam. approaching, parallel 

 under the upper lip of the cor. Cal. 2-lipped, closed in 

 fruit. 



7. SCUTELLARIA. Tips of stam. incurved. Filaments simple. 

 Anth. of the two longer and inferior stam. I-celled, of the 

 shorter and superior 2-celled. Cor. 2-lipped, upper lip con- 

 cave. Cal. ultimately closed and compressed ; lips entire, 

 upper one with a concave scale on its back. Nutlets with 

 a long carpophore. 



8. PBUNELLA. Two inferior stam. longest. Filaments bifid, 

 one branch barren. Anth. all 2-celled. Cor. ringent ; upper 

 lip concave, entire. CaL ultimately closed and compressed ; 

 upper lip flat, truncate, 3-toothed ; lower bifid. 



Tr. V. NEPETE&. Stam. approaching, parallel under the 

 1 lip of the cor., 2 inferior shortest. Cal. tubular. 



upper j 



9. NEPETA. Anth.-cells diverging. Cor. ringent ; upper lip 

 flat, straight, emarginate or bifid. Cal. 5-toothed. 





