254 DIYDNAMIA ANGIOSPERMIA. QCL. XIV. 



1. S. galericuldta. Common Skull-cap. Leaves lance-shaped, cre- 



nate, wrinkled, heart-shaped at the base ; flowers axillar. Stem about 



a foot high, erect, leafy : flowers purplish-blue. Perennial : flowers in 

 July and August : grows on the stony banks of rivers and lakes: fre- 

 quent. Eng. Bot. vol. viii. pi. 523. Eng. Ft. vol. iii. p.113. 891. 



2. S. minor. Less Skull-cap. Leaves egg-shaped, entire, heart- 

 shaped at the base ; flowers axillar. From four to six inches high : 



flowers pale reddish-purple, the lower lip white, dotted with red. Peren- 

 nial : flowers in July and August : grows in watery places : not common. 

 Eng. Bot. vol. viii. pi. 524. Eng. Fl. vol. iii. p. 1 13. 892. 



20. PRUNE'LLA. SELF-HEAL. 



Calyx bell-shaped, two-lipped ; upper lip flat, dilated, abrupt, 

 with three very short, acute teeth ; lower lip much narrower, 

 straight, divided into two acute segments. Corolla gaping ; tube 

 short, cylindrical ; throat longer and wider ; upper lip concave, 

 entire, inflected; lower lip reflected, divided into three obtuse 

 crenate lobes, the middle one broader. Filaments directed to- 

 wards the upper lip, awl-shaped, forked at the top; anthers on 

 the lower branch of the filaments. Germen four-lobed. Style 

 thread-shaped, as long as the stamens ; stigma divided into two 

 acute, recurved points. Seeds four, oval, in the bottom of the 

 closed calyx. Name, from the German braune, a disease of the 

 throat. 299. 



1 . P. vulgdru. Self-heal. All the leaves between oblong and egg- 

 shaped, stalked ; teeth of the upper lip of the calyx very minute. 



Stem from four to eight inches high, erect, leafy, downy, branched be- 

 low, terminating in dense whorled spikes, of deep-purple flowers, each 

 whorl with two broad obtuse bracteas. Perennial : flowers in July and 

 August : grows in meadows and pastures : common. Eng. Bot. vol. xiv. 

 pi. 961. Eng. Fl. vol. iii. p. 114. 893. 



ANGIOSPERMIA. 



21. BA'RTSIA. BARTSIA. 



Calyx of one leaf, tubular, coloured, with four acute, nearly 

 equal, marginal segments. Corolla gaping, a little compressed; 

 tube short ; throat funnel-shaped ; upper lip longer, concave, un- 

 divided ; lower lip reflected, deeply divided into three nearly 

 equal lobes. Filaments thread-shaped, incurved; anthers two- 

 celled, a little hairy, collected under the upper lip. Germen 

 simple, egg-shaped, acute. Style thread-shaped, curved ; stigma 

 obtuse. Capsule egg-shaped, pointed, compressed, two-celled, 

 two-valved ; the partition contrary to the valve. Seeds numerous, 

 small, angular. Named after Dr. John Bartsch, a Prussian bota- 

 nist. 300. 



1. B. alpina. Alpine Bartsia. Leaves opposite, egg-shaped, obtusely 

 serrate ; stem square ; root creeping. Stems from four to eight 



