264 60. LENTIBULARIACE.E. 



2-lipped. Stam. included, 4, didynaraous, or 2. Capsule 

 dividing into 4 nuts. G. F. G. Gam. ii. 50. 



1. VERBENA Linn. Vervain. 



1. V. ojficinalis (L.) ; st. erect solitary 4-angular, 1. ovate-ob- 

 long trifid or laciniate-multifid rough, spikes filiform somewhat 

 panicled, stam. 4.E.B. 767. St. 3. St. rather hispid, 12 feet 

 high. L. lobed and serrate. Spikes long, slender, with small 

 distant pale purple flowers. Waste ground. P. VII. VIII. 



Order LX. LENTIBULARIACE.E. 



Cal. permanent, inferior, divided. Cor. irregular, 2-lipped, 

 spurred. Stam. 2. Ovary free, 1 -celled of 2 carpels. Stigma 

 2-lipped; lower lip smaller or obsolete. Caps. 1-celled; pla- 

 centa large, free, central. 



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

 segments. Cor. ringent, spurred. G. F. G. Gam. i. 24. 



2. UTRICULARIA. Cal. 2-leaved, lower often notched, upper 

 entire. Cor. personate, spurred. G. F. G. Gam. i. 25. 



1. PINGUICULA Linn. Butterwort. 



1. P. vulgaris (L.); spur subulate shorter than the veinless 

 border of cor., cor. -segments very unequal oblong-obovate rounded 

 separated entire. E. B. 70. L. all radical, fleshy, covered with 

 minute crystalline points, pale green ; when the plant is gathered 

 they curve backwards so as to hide the root. Fl. purple. Caps, 

 ovate, acute. Bogs. P. V. VI. 



2. P. grandifiora (Lam.); spur subulate cylindrical often 

 notched as long as veined border of cor., cor .-segments very un- 

 equal broadly obovate rounded contiguous " the middle one of the 

 lower lip notched." E. B. 2184. Much larger than P. vulgaris. 

 Fl. very large, deep purple. Caps, oval, rounded at the end. 

 Length of spur variable Bogs. Kerry and Cork. P. V. VI. I. 



3. P. alpina (L.) ; spur conical shorter than unequal border of 

 cor. and curved towards lower lip, caps, acuminate, scape gla- 

 brous. E. B. S. 2747. Fl. small, yellowish ; spur remarkably 

 short and conical. Bogs. Skye. Black Isle, Ross. P. VI. S. 



4. P. lusitanica (L.) ; spur cylindrical obtuse decurved shorter 

 than the nearly equal limb of the cor., caps, globose, scape downy. 

 E. B. 145. Fl. small, pale, yellowish, spur short and cylin- 

 drical. [P. villosa, distinguished from this by its acute spur and 



