The Encyclopaedia Britannica; .. A dictionary of arts, sciences and general literature . -like,acinaciform or scimitar-shaped, and dolabriform or axe-shaped. When the development of parenchyma is suchthat it more than tills up the spaces between the veins, themargins become toavy, crisp, or undulated, as in Euraescrispus and Rheum undulatum. By cultivation the cellulartissue is often much in-creased, giving rise tothe curled leaves ofGreens, Savoys, Cresses,Lettuce, &c. In Rushesthe shoots which act asleaves are often are either barrenor bear flowers. Theircellular tissue is oftens


The Encyclopaedia Britannica; .. A dictionary of arts, sciences and general literature . -like,acinaciform or scimitar-shaped, and dolabriform or axe-shaped. When the development of parenchyma is suchthat it more than tills up the spaces between the veins, themargins become toavy, crisp, or undulated, as in Euraescrispus and Rheum undulatum. By cultivation the cellulartissue is often much in-creased, giving rise tothe curled leaves ofGreens, Savoys, Cresses,Lettuce, &c. In Rushesthe shoots which act asleaves are often are either barrenor bear flowers. Theircellular tissue is oftenstellate, and the shootssometimes exhibit a pe-culiar spiral parallel the margins areusually entire, espe-cially when the veinsconverge,i Compound leaves are • t ig. those in which the divi- Septenate leaf of the Horse-chestnnt (^tcii-aions extenH tn thn m^A Bippxastanumy Such leaves, espc-Bions extena to tne mia- ..lally when there are five icaflets. are caiied nb or petiole, and the digitate. ^parated portions become each articulated with it, and.


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectencyclo, bookyear1902