6^0 



BOTANY OF CROP PLANTS 



llu- end. 'I'lu' anllicrs are sa.G;itlatc at the base. The style 

 branches are slender. 1'he (ichriics are oxal. oblont:;, or 

 Hnear, tlat. three to ti\e-ribbed on each l;ui\ narrowed above 

 or contracted into a narrow beak which bears a hiru;e number 



Fic. 256.- r 



\fh-r Corln-ll.) 



of soft, capiUary, white or brown pap[)us bristles. The 

 achenes \ary in color: whitish, blackish, yellowish, or 

 brownish. 



Origin, and Geographical. It is quite generall\ conteded 

 by botanists that our garden lettuce (L. saliva) is originated 

 from the wild species, L. scariola. This latter species grows 



