Annual report ..[bulletins and circulars] . do for the plant ?No, even the tormenting little boy from acrossthe road who made use of their valuable prop-erties in ornamenting your long hair withbunches of burs probably could not have toldyou why they were so effective. Notice first, then, the numerous tiny hooksbristling in every direction (Fig. 36).How abrupt is the curve of eachhook, how smooth and polished theouter surface! It will push readily be-tween the finest and closest sharp is the incurved point !See, it has penetrated your skin, as you press the burlightly between your f
Annual report ..[bulletins and circulars] . do for the plant ?No, even the tormenting little boy from acrossthe road who made use of their valuable prop-erties in ornamenting your long hair withbunches of burs probably could not have toldyou why they were so effective. Notice first, then, the numerous tiny hooksbristling in every direction (Fig. 36).How abrupt is the curve of eachhook, how smooth and polished theouter surface! It will push readily be-tween the finest and closest sharp is the incurved point !See, it has penetrated your skin, as you press the burlightly between your fingers ! The slender shanks ofthe hooks jneld readih^ to pressure only to gain moretenacious hold. In disentangling one 30U are caught byfive. The stems all stand stiff and rigid, holdingthe burs unyieldingly in your way and adding to the advantageof the flexible hooks. Your clothing brushes a bur ever so lightly,the fibres at the base break readily and away your bur travels;and not singly usually, for note how the branches have so 35.—Burs of the Bur-dock. One-thirdnatural size. m 36.—Bur-dock hook. 6-.
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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherithac, bookyear1899
