RANUNCULACE^E 23 



The following varieties or forms are recorded from Frejus in the Var : 

 Var. submersus G.G. = R. aquatilis var. capillaceus Coss. et G. ; 

 R. peltatus Schrank = R. aquatilis var. heterophyllus Bor. 



R. trichophyllus Chaix = R. aquatilis L. part. Submerged leaves 

 usually subsessile, black and rigid ; peduncles stout, shorter than leaves ; floating 

 leaves (if any) 3 lobed, 2-3-chotomously multifid, stipules large, rounded. Pedun- 

 cles of floating leaves shorter than the others. 



Ponds, marshes, and streams. April-May. Mr. Bicknell records R. tricho- 

 phyllus from the Roja Valley near Ventimiglia, and Ardoino did so from the 

 R. Var. 



The following varieties are recorded from the Var by Albert and Jahandiex : 



R. Godroni Gren. Hyeres. 



R. Drouetii F. Schultz. Hyeres, Toulon, La Garde. 



R. britannicus R. et Fouc. Hyeres. 



R. lutulentus Perr. et Song. Roquebrune. 



R. circinatus Sibth. R. divaricatus Schrank. No floating leaves. 

 Submerged leaves small, sessile, segments in one plane, rigid ; peduncles much 

 longer than the leaves; flowers fin. diameter; petals obovate, twice length 

 of sepals. Receptacle hispid. Achenes compressed. The most distinct and uni- 

 form species of this section, growing in pools and streams and flowering in May 

 and June, but very little known in the South. Albert recorded it from 

 Chateaudouble in the Var. 



SECTION 2. Ficaria DC. Leaves chiefly radical, entire. Sepals 3-5. Petals 

 8-12, yellow. Achenes small, not beaked. 



R. Ficaria L. - Ficaria ranunculoides Roth. Lesser Celandine. Root- 

 fibres stout, cylindric ; leaves cordate, obtusely angled or crenate, shining ; 

 petiole thick, with dilated base. Peduncles stout, i flowered. Flowers bright 

 yellow, glazed, about i in. in diameter. Head of achenes globose. 



Damp, shady, waste places from the coast to the mountains. January-May. 



Var. calthrefolia Burn. = Ficaria grandiflora Robert, which has larger 

 flowers and leaves with overlapping lobes, is common near the coast. 



Var. bulbifera Albert. 



This variety has the leaves furnished with bulbils at their axils ; and was 

 found by the late Mons. Albert at Rues near Ampus (Var) in fields flooded in 

 winter. 



SECTION 3. Mostly terrestrial plants. Leaves radical or cauline. Flowers 

 yellow. 



* Leaves entire, sometimes slightly toothed. 



R. ophioglossifolius Vill. Lower leaves cordate-ovate, long petioled ; 

 upper ones oblong-lanceolate. Stem hollow, 6-18 in. high, erect, branched. 

 Flowers small, pale yellow, on long peduncles. Sepals glabrous. Carpels 

 20-30, compressed, finely granulate; beak very short. Annual. 



Ditches and marshes on the littoral. May, June. 



R. gramineus L. Roots with thick fleshy fibres. Leaves linear-lanceo- 

 late, with many nerves, which when dead form a sort of matting at base of the 

 stems. Petals yellow, large, obovate. Carpels ovate, reticulate, with very 

 short beak. Plant 6-12 in. high. 



Grassy hills and fields in both Departments ; e.g. above Grasse, Ampus, 

 Chateaudouble. May, June. 



R. Lingua L. Great Spear-wort. Stem 3-4 ft., hollow, erect. Leaves 

 sessile, half amplexicaul, lanceolate, entire or toothed, 6-10 in. long. Flowers 

 2 in. diameter, handsome. 



Marshes and ditches, very rare, June-July. At Tourves in the Var. 



