ROSACE.E 359 



the fruit is matured. Runners may branch. New branches 

 from the main perennial stem appear, of course, above the 

 old ones, hence there is a tendency for the short stem to 

 become more and more exposed above the ground surface.. 

 Roots do not extend over a depth of 2 feet in the soil, and 

 horizontally, scarcely beyond the area covered by the leaves. 

 Practicallv all roots arc within the first foot of soil. 



,cif .slra\v!)crry (Frai;aria cliilnoiisis). A1j'A-c. iwu i)crfcct, 

 ilowLTs; below two pistillate llowers. 



Leaves." — The leaves are alternate and arise in a tuft; the 

 petioles are usually much longer than the leaf blades, which 

 are divided into three leaflets (trifoliate); sheathing, mem- 

 branous, adnate stipules which increase in size as the leaf 

 grows, occur at the base of the petiole. 



Inflorescence and Flowers. — The white tlowers are in 

 small racemes or corymbs on long, erect, leafless scai)es 



