Pinguicula.'\ lxv. lentibulariace^ 



335 



*■ 



i 





1. Verbena Linn. Vervain. 

 CmL tubular, with 5 teeth, one of them generally shorter than 



thj rest. Cor. tubular, with the limh rather unequal, 5-cleft- 

 f.itamens included (very rarely only 2). Ovary 4-celled ; cells 

 1-seeded. Capsule dividing into 4, 1-seeded achenes, — Name ; 

 ferfaen in Celtic; derived fromyer, to drive away^ and faen^ a 

 stone^ from having been supposed to cure the cou^plaint so called. 

 Theis, 



L V. officinalis L. (common F.) ; stamens 4, stem 4-angled 

 erect somewhat hispid, leaves rough especially beneath shining 

 above lanceolate incise-serrate or trifid with the segments cut, 

 spikes filiform somewhat panicled, flowers rather remote, bracteas 



ovate acuminate about half the length of the calyx, 

 t. 767. 



Road-sides and waste ground, frequent in England, 

 land. Inverkeithing, Scotland. 2/.. 7 — 9. 



E.B. 



Rare in Ire- 



b 



T* 



:?. 



r^ 



1^ 



ft 



V 



,* 



Obb. lxv. LENTIBULARIACE^ Bich, 



Calyx divided. Corolla irregular, 2 -lipped, with a spur. 

 Stamens 2, from the base of the corolla. Anthers 1 -celled. 

 Ooary 1 -celled. Style usually wanting or very short (rarely 

 filiform). Stigma of 2 plates, upper one smaller, sometimes obso- 

 lete. Capsule with a large central placenta^ bearing many seeds^ 

 which are very minute, without albumen. — Small^ herbaceous, 

 marsh plants with leaves all radical and undivided; or aquatic 

 plants with compound root-like leaves hearing bladders. 



1. PiNGuicuLA, Cal. 2-lipped, upper lip 3-lobed. 



2. Utricularia. Calyx bipartite, upper segment entire. 



y 



1. PiNGUicuLA Linn, Butterwort. 



Cor. 



Cal. 2-lipped, upper lip of 3, lower of 1, bifid segment. 



ringent. Stigma sessile. Capsule with 2 lateral valves. — 



Named from pinguis^ fat ; the leaves being thick and greasy to 

 the touch. 



1. P. vulgaris L. {common J9.) ; spur subulate-cylindrical 



nearly straight shorter than the veinless limb of the corolla 



whose segments are very unequal oblong- obovate rounded even 



diverging from each other and all entire, capsule ovate acute. 

 E, £. t. 70. 



Bogs, moist banks and heaths, most abundant in the North. 2/.. 

 5 — 7. — Foliage radical, covered with minute raised crystalline points, 

 fleshy, the margins involute. Scapes single flowered, and the calyx 



