SNAPDRAGON FAMILY 127 



y. Corolla strongly 2-Iipped ; stamens be- 

 neath the upper lip 



(x) Bracts and often the calyx con- 

 spicuous and bright-colored 

 m. Calyx 4-toothed ; corolla lips some- 

 what equal ORTHOCARPUS 

 n. Calyx deeply cleft before and be- 

 hind ; upper corolla lip much 

 longer than lower CASTILLEIA 

 (y) Bracts not conspicuous and bright- 

 colored 

 m. Calyx divided to the base, hence 



of 1 or 2 parts CORDYLANTHUS 



n. Calyx usually toothed, sometimes 



1-2-cleft also 



(m) Leaves entire or toothed 

 r. Calyx 5-toothed, not inflated in 



fruit MIMULUS 



s. Calyx 4-toothed, inflated in 



fruit RHINANTHUS 



(n) Leaves pinnatifid ; calyx not 



inflated 



r. Upper lip a long and trunk- 

 like beak ELEPHANTELLA 

 s. Upper lip not long and trunk- 

 like PEDICULARIS 

 3. Stamens with anthers 2 



a. Corolla 4-lobed, almost regular; flowers blue 



or bluish VERONICA 



b. Corolla 2-lipped or lacking 



(1) Calyx 5-divided, the parts almost separate GRATIOLA 



(2) Calyx 4-parted BESSEYA 



BESSEYA' Rydberg 1903 BESSEYA 



(Named for the American botanist, Bessey) 



(Synthyris Bentham) 



PL 20, fig. 17. 



Sepals 4, united, petals 4, purple, blue or pink, united into an oblong 

 or bell-shaped corolla, more or less irregular, rarely wanting, stamens 2, 



