CENOTHERA. ISNARDIA. CIRCLEA. 1 I 9 



****** Stoles or barren stems (Bstival leafy not rosulate. 



12. E. anagallidifolium (Lam.) ; joints of barren stems all 

 long with small obovate leaves, fl.-st. erect from a long rooting 

 base, 1. oblong blunt narrowed below not acuminate, upper 1, 

 lanceolate, buds nodding, sepals oblong blunt, seeds obovate 

 pointed below apiculate. See A. N. H. Ser. 2. xvii. St. fili- 

 form, mostly simple, with two raised lines, 3 4 in. long. L. pale 

 green. Fl. pale reddish. Higher mountains. P. VII. S. 



******* Stoles festival scale-bearing not rosulate. 



13. E. alsinifolium (Vill.) ; stoles (yellowish) with small 

 roundish distant scales, st. erect from a long rooting base, I. ovate- 

 acuminate repand-dentate shortly stalked, buds nodding, sep. li- 

 near-oblong, seeds subfusiform. Florig. Brit. f. 626. St. mostly 

 simple, rather thick, with 2 raised lines, 3 12 in. long. L. 

 shining, subpellucid. Fl. large, purplish. Caps, upright, long, 

 long-stalked. Higher mountains. P. VII. E. S. 



2. (ENOTHERA Linn. Evening Primrose. 



*1. (E. biennis(L.} ; 1. ovate-lanceolate flat toothed, st. rough 

 rather hairy, pet. longer than the stamens. E. B. 1534. St. 5. 5. 

 Fl. large, many, bright yellow. Caps, short, hairy. St. 2 3 

 feet high, leafy. Sandy coast of Lancashire. Often an outcast 

 from gardens. B. VII. IX. E. 



3. ISNARDIA Linn. 



1. I.palustris(L.); st. procumbent rooting glabrous, 1. oppo- 

 site ovate acute narrowed into a petiole, fl. axillary solitary ses- 

 sile without petals. E. B. S. 2593. St. 22. 3. St. 68 in. 

 long, round, branching, often reddish. Fl. with 2 small bracts at 

 the base. Caps, ovate, obtusely quadrangular, with the persistent 

 calyx spreading horizontally. Pools and marshes. Buxted, 

 Suss. Petersfield and Brokenhurst, Hants. Jersey. A. VI. E. 



4. CIRCLE A Linn. 



1. C. lutetiana (L.); L ovate or slightly cordate below repand- 

 denticulate opaque, petioles subterete, bracteoles 0, pet. deeply 

 emarginate, lobes broadly obovate, cal. hairy, ovary 2-celled, fr. 

 broadly obovate. E. B. 1056. St. 23. 1. Pet. as long as the 

 herbaceous sepals, broad below. Fr. persistent. Woods and 

 hedge-banks. P. VI. VIII. Enchanter's Nightshade. 



2. C. alpina (L.) ; /. cordate acuminate repand-dentate shin- 

 ing, petioles fiat with membranous wings, bracteoles setaceous, 

 pet. bifid, lobes oblong, cal. glabrous, ovary 1 -celled. E.B. 1057. 



