KEY TO PLATE XXXVI 



No. I. Autumn Gentian 

 (Gentiana Amarella^ L.) 



a t Section of j-lobed corolla, with epipet- 

 alous stamens. , Calyx (j-lobed), with 

 pistil (corolla removed), and 2 bent-back 

 stigmas. <r, Upper part of plant, with 

 upper stem-leaves and flowers in terminal 

 and axillary racemes, flowers in various 



No. 2. Field Gentian 

 (Gentiana campestris, L.) 



a, Vertical section (enlarged) of corolla 

 4-fid with epipetalous stamens, b, Pistil 

 with calyx (4-fid), with 2 outer larger, 2 

 inner inrollad lobes, and recurved stigmas. 

 Upper part of plant, with stem-leaves, 

 flowers in various stages with 4-fid 







No. 3. Wild Thyme 

 (Thymus Serpyllum, L.) 



a, Corolla (enlarged), cut oppn, with 3-fid 

 lower lip, and epipetalous stamens, 2 

 long, 2 short. , Calyx-lube enclosing 

 ovary with 2-fid stigma on long style ; 

 calyx teeth with 3-toothed upper 2-fid 

 lower lip. c, Nutlet, d, Plant, showing 

 creeping habit with rootlets from below, 

 and aerial stem with opposite stalked 

 leaves, and flowers in terminal whorl, 

 in bud and expanded. 



No. 4. Clary 

 (Salvia Verbenaca, ^., 



V\/A 



a, Section of corolla, with 2 -jointed 

 stamens, and one anther cell on one. 

 6, Calyx-tube, with corolla removed, and 

 exserted bent style, c. Radical leaf, with 

 wrinkled surface, on long stalk, with 

 irregular teeth, d, Inflorescence, with 

 flowers in whorls in various stages 





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