114 ROSACES. [OEUM. 



2. G. riva'le, L. ; flowers drooping, hpad of aehenos stalked, awn 

 jointed and hairy beyond the middle, calyx-lobes appressed in fruit. 

 By streams, in copses, &c., rare in the S. of England ; ascends to near 2,800 ft. 

 in the Highlands ; fl. May-July. Stem \-\\ ft., lower parts with soft reflexed 

 hairs, very pubescent above. Leaves very variable, much as in O. t//-/>"/< //.. 

 but the segments are often numerous, the lateral larger, and all more 

 toothed ; stipules small. Ftovxrs 1-1 in. diam. Calyx-segments red-brown, 

 acuminate, pubescent. Petals yellow," obcordate. Fn< it more or less hisi >i< 1 . 

 DISTKIB. Europe (Arctic), Siberia, W. Asia, E. and W. N. America, 

 Fuegia, Australia, New Zealand. 



0. intermedium ; Ehr. (hybrid) ; flowers sometimes erect, petals of the form 

 of G. urbanum but deeper-coloured, calyx intermediate between " //<<' /<"/ 

 and rivale not reflexed in fruit, fruit usually sessile. Damp woods, not 

 uncommon (often with rivale, seldom with urbanum, Syme). Bell-Salter 

 produced this hybrid, and it proved fertile. 



6. FRAGA'RIA, L. STRAWBERKY. 



Perennial scapigerons herbs, with creeping stolons. Leaves 3-foliolate, 

 very rarely pinnate or simple ; stipules adnate to the petiole. /'/." r 

 white or yellow, often polygamous. Calyx persistent, with 5 bracteoles at 

 its base ; lobes 5, valvate in bud. Petals 5. Stameiis many, persistent. 

 Carpels many, on a convex receptacle; styles ventral, persistent; ovule 



1, ascending. Achenes many, minute, sunk" in the surface of a large Heshy 

 receptacle. DISTKIB. Temp, and mountain regions of the N. hemisphere, 

 S. America, Sandwich Islands, Bourbon ; species 3 or 4. ETYM. The old 

 Latin name for the fragrant fruit. 



1. F. ves'ca, L. ; leaflets usually sessile, pedicels with silky appivs-ed 



hairs, flowers hermaphrodite. Wild Strawberry. 



Shady places ; ascending to near 2,000 ft. in the Highlands ; fl. April-May. 

 Silky and hairy. Rootstock short or long, woody, with a terminal tuft of k-.-i \vs. 

 I!'"liml leaves petioled ; leaflets 1-2 in., obliquely ovate or oblong, coarsely 

 toothed or serrate, plaited ; lateral sometimes cleft ; stipules scarious. 

 Scapes 1-6 in., lateral. Flowtrs -^ in. diam., in irregular cymes, inclined, 

 white ; bract at the base of the cyme leafy, at the pedicel smaller, stipuli- 

 form ; bracteoles ovate, smaller than the acute calyx-lobes. Pthils obovate. 

 /,'< -> /ifiir/i- <>f fruit obovoid or globose, red or white covered to the base 

 with achenes, calyx-lobes spreading. DISTRIB. Europe (Arctic), N. Africa, 

 Siberia, W. Asia to the Himalaya, E. and W. N. America. 

 F. KLA'TiOR^-^Ar. ; much larger than F. vesca, leaflets often shortly 



stalked, pedivels with spreading hairs, flowers sub-l-sexual. 



A garden escape ; ft April-May. The cultivated Haut-bois strawberry, whose 

 origin is probably /'. 



7. POTENTIIi'liA, L. ClNQUEFOIL. 



Perennial herbs, rarely shrubs. Leaves compound ; stipules adnate to 

 the petiole. Flower's white or yellow, rarely red, solitary or in corymbose 

 cymes. Calyx persistent, 5- rarely 4-bracteolate ; lobes as many, valvate 

 in bud. Petals as many, sometimes narrow. Stamens many, rarely fe\v 

 and definite. Dink annular or coating the calyx-tube. Carpels many, 

 rarely 1 or few, on a small dry receptacle ; style persistent or deciduous, 



