Hanunculus,^ i. iianunculace^. 9 



FL throughout the summer. — With regard to this and the five pre- 

 ceding species, M. Seringe, to whom most of them were well known, 

 irt and who had studied them closely, long ago recorded his decided 

 opinion, that all were mere varieties. We have not found the cha- 



^i 



it 



;ties; 



¥' 



K' 



racters taken from the receptacle to vary, but we dare not assert that 

 it does not, since we know that the hairiness of the achenes of E. 

 aquatilis certainly does, and the hairiness is merely a continuation of 

 that of the receptacle, 



^ 

 J 



J 



** Achenes not transversely wriiiJded. Petals white; nectary without a 



scale, 



. 7. R. ^alpestris L, (alpine white C); leaves glabrous, radical 

 ones petiolate orbicular more or less 3 — 5-lobed, lobes at the 

 extremity crenate, stem-leaves 1 — 2 sessile simple linear or 

 deeply divided into 3 — 5 simple linear segments, stem mostly 

 1-flowered, petals obcordate. E. B. t. 231J0. 



" By little rills and among rocks on the mountains of Clova, Aiigus- 

 shire, seldom flowering." G.Don. 1809. Ij.. 5- — Stem3 — 6 inches 

 high, A specimen from Don in Herb. Brodie, which is marked 

 **on rocks near the Head of Clova," has the aspect of a wild one, but 

 we still consider it a very doubtful native. 



*** Achenes not transversely wrinkled or obscurely so. Flowers yellow; 



nectary with a small scale, 



I Leaves undivided^ 



8. R. Lingua L. {great S.) ; leaves lanceolate subserrated 

 sessile semiamplexicaul, stem erect glabrous, achenes minutely 

 pitted with a broad ensiform beak. E. B. t. 100, 



Marshes, sides of lakes, and ditches ; not very general. 7/- . 7 — 9. 

 Stem 2 — 3 feet high. Flowers large, handsome. 



9. R. ophioglossifoUus Vill. (Serpenfs Tongue S.) ; leaves 

 oblong sessile, lower ones cordato-ovate petiolate, stem erect 

 many-flowered, achenes obliquely ovate with a short point mar- 

 gined, the sides tubercled. £, B. S. t. 2835. 



I 



St. Peter's Marsh, Jersey; Mr. C. C Bahington, If.. 6. — A very 

 distinct species, allied in the foliage to the following, but in its annual 

 duration and the achenes to R. hirsutus. Flowers small ; heads of 

 fruit large in comparison. 



. 10. R. Fldmmula L. (lesser S.); leaves linear-lanceolate 

 nearly entire petiolate, the lower ones ovato-lanceolate, stem 

 decumbent at the base and rooting, achenes minutely pitted or 

 smooth with a short or sometimes subulate point. E. B. t. 

 387.' — p. much smaller, stem creeping filiform. R. reptans 

 Lightf. Scot. 1^. 289. t. 1. 



Sides of lakes and ditches, abundant. — $. Margins of the High- 

 land lakes, in barren stony places. If.. 6 — 3. ' ^ 



B 5 



