. High school botanical note book [microform]. Botany; Botanique. h-U MINUTE smrcrrni:. rheso, unliko .•liloroi,l,yll, aro ,,ro,l„ iu dar] ness well as ill .suiili;ulit. Chloropliyll is of the inmost importauco to iho it. soeinjn that onlyiu tlio cells which contain it. ami iu tho ,„vs- oiice of s„nli;;ht, can tho materials the plant imbibes from tlio .soil and tho air be ux^hiulaM. that i« converted into matter which tho plant can use for the purposes of Now consider Fi^.. Hero aro exhibited cell-contonts of an entirely different aspect. The ro,. 'd bodie
. High school botanical note book [microform]. Botany; Botanique. h-U MINUTE smrcrrni:. rheso, unliko .•liloroi,l,yll, aro ,,ro,l„ iu dar] ness well as ill .suiili;ulit. Chloropliyll is of the inmost importauco to iho it. soeinjn that onlyiu tlio cells which contain it. ami iu tho ,„vs- oiice of s„nli;;ht, can tho materials the plant imbibes from tlio .soil and tho air be ux^hiulaM. that i« converted into matter which tho plant can use for the purposes of Now consider Fi^.. Hero aro exhibited cell-contonts of an entirely different aspect. The ro,. 'd bodies hero visible are ,v^«n/i.;/ as may be easily demonstrated by addm- a drop of iodine solution to the Potato section nndor tho a characteristic blue colour brinn- at once produced. Such granules, differin- som,.u hat in shape in dilTeront cases, abound in tlie cells of tubers and Ki-ams of all sorts, whore they have been stored up for use durnig the process of germination. Thev aro ally formed during sunli-ht in tho chloropbvll oranules of the green When the light wiihdiawn. as at night, they are and in solution to other parrs to growth or to be stored up. If starch- .grannles are subjected for a time to tho action of saliva j It will be found that a portion of each granule has been ' out. leaving an insoluble skeleton behind. Tlic ' granule is sliown to be made up of two distinct pan < tho more .soluble po.'vion being known as <,v,„ml<,.r, and tho loss soluble as sf„rr/i-reUi,/osr. Crystals. The,so are of common occurrence iu many jdants, not onlv in the cell-cavities, but also imbedded in the substance of tho cell-walL They are of various shapes, and ,y either occur separately or be together in cluslers. Tho iieedle-shaijod forms are known as i-aji/uc','.i. Thc-^e crystals consist for the most part of calcium oxalate but calcium carbon
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, bookyear1895
