ORDER 47. ROSACES. 341 



ing, long-acuminate, shorter than the narrow-obovate, emarginate petals ; sty. oo . 

 A delicate house plant, with snow white double fls. Native of Mauritius. 



20. DALIBAR'DA, L. FALSE VIOLET. (Named by Linnaeus, in 

 honor of Dalibard, a French botanist.) Calyx inferior, deeply 5 to 

 6-parted, spreading, 3 of the segments larger ; petals 5 ; stamens 

 numerous ; styles 5 to 8, long, deciduous ; fruit achenia, dry or some- 

 what drupaceous. H Low herbs. St. creeping. Lvs. undivided. 

 Scapes 1 to 2-flowered. 



D. repens L. Diffuse, pubescent, bearing creeping shoots; Ivs. simple, round- 

 ish-cordate, crenate ; stip. linear-setaceous ; caL spreading in flower, erect in fruit. 

 In low woods, Penn. to Can. Creeping stems 1 or 2' to 10 or 12' in length. Lvs. 



1 to 2' diam., rounded at apex, cordate at base, villous-pubescent on petioles 1, 



2 or 3' long. Scapes 1-flowered, about as long as the petioles. Petals white, 

 obovate, longer than the sepals. Jn. 



21. WALDSTEPNIA, Willd. DRY STRAWBERRY. (In honor of 

 Franz de Waldstein, a German botanist.) Calyx 5-cleft, with 5 alter- 

 ate, sometimes minute and deciduous bractlets ; petals 5 or more, ses- 

 sile, deciduous ; stamens numerous, inserted into the calyx ; styles 2 to 

 6 ; achenia few, dry, on a dry receptacle. U Acaulescent herbs, with 

 lobed or divided radical Ivs., and yellow fls. 



1 W. fragarioides Traut. Lvs. trifoliate; Ifts. broad-cuneiform, incisely den-' 

 tate-crenate, ciliate ; scapes bracteate, many-flowered ; caL tube obconic. A 



handsome plant, in hilly woods, Can. to Ga,, bearing some resemblance to the 

 strawberry. Rhizome thick, scaly, blackish. Petioles 3 to 6' long, slightly pu- 

 bescent. Lfts. 1 to 2' diam., nearly sessile, dark, shining green above, apex 

 rounded and cut into lobes and teeth. Scape about as high as the Ivs., divided 

 at top, bearing 2 to 6 flowers J' diam. Petals varying from 5 to 10. Jn. 



2 W. lob at a Torr. & Gr. Lvs. simple, roundish, cordate, 3 to 5-lobed, incisely 

 crenate; scapes filiform, bracted, 3 to 7 -flowered; caL tube narrow. Hills, Ga 

 (Bainbridge, Columbus). Plant hairy, about 6' high, from a slender rhizome. 

 Achenia about 2. Petals scarcely as long as the sepals. Apr. Jn. (Dalibarda 

 lobata Baldw.) 



22. FRAGA X RIA, L. STRAWBERRY. (Lat. fragrans, fragrant.) 

 Calyx concave, deeply 5-cleft, with an equal number of alternate, ex- 

 terior segments or bractlets ; petals 5, obcordate, stamens GO ; styles 



00 ; lateral, achenia smooth, affixed to a large, pulpy, deciduous recep- 

 tacle. if Sts. stoloniferous. Lvs. trifoliate. Fr. red. 



Bractlets entire ; petals white. Stemlesa, stoloniferous Nos. 1, 2 



DUCHESNIA. Bractlets 3-lobed ; petals yellow. Steins trailing. No. 3 



1 F. Virginiana JChrh. Pubescent; cal. of the fr. erect, spreading; ach. im- 

 bedded in pits in the glolous receptacle; ped. commonly shorter than the Ivs. 

 Fields and woods, U. S. and Brit. Am. Stolons slender, terete, reddish, often If 

 or more long, rooting at the ends. Petioles radical, 2 to 6' long, with spreading 

 haira Lfts. 3, oval, obtuse, coarsely dentate, subsessile, lateral ones oblique. 

 Scape less hairy than the petioles, cymous at top. Flowers Mar. May. Fr. 

 May JL, highly fragrant and delicious when ripened hi the sun. 



2 F. vesca Linn. ALPIXE, "WOOD, or ENGLISH STRAWBERRY. Pubescent ; 

 cal. of the fr. much spreading or reflexed ; ach. superficial -on the conical or hemi- 

 spherical receptacle which is without jnts, ped. usually longer than the leaves. Fields 

 and woods, N. States, etc. Stolons often creeping several feet. Lvs. pubescent, and 

 fls. as in F. Tirginiana. Numerous varieties are cultivated in gardens, where the 

 fruit is sometimes an ounce or more in weight. Fl. Apr., May. Fr. Jn., Jl. 



3 F. Indica Ait. Pubescent, trailing, rooting at the joints ; Lfts. ovate ; obtuse, 

 incisely crenate-serrate ; stipules lanceolate, free ; pedicels axillary, solitary 

 1-flowered ; bractlets about equaling the petals, enlarging and leafy in fruit. 



