OCR Text |
Show VE VE feems to bea_natural, vital-Quality,.or nitrous Fermentation. E Thé Roots, by feeking out and affuming thofe nitrous Salts, are immediately (by the Courfe of Nature, and the attractive Virtue of the Sun) drawn upwards to the vital Principle; and after Concoétion, do afcend ftill chigher into the Stem, and break out firft in VE Dr. Grew farther explains this, by faying, That.all Kinds of vegetable Principles are at the .firlt received together in a Plant, and are feparated afterwards; i: ¢, they verning Principle in the Juice of Plants, is the are filtred fome from-others, in very different Propor- tions and Conjuncétions by the feveral Parts 5 fo every Part is the Receptacle of a Liquor, become peculiar, not-by any Transformation common Mafs or Stock of Sap ; and thofe felves into the Leayes, Flowers, Fruits, Se. that are fuperfluous in any Plant, are dif. which lie invelop’d therein according ‘to their charged back. by Perfpiration. natural Frames, €¥c. The fame Author affigns the Offices of the There ate fome, which fay there are three feveral Veffels: He calls thofe Vefiels LymKinds of Sap different from each other in phedufts, which are placed on the inner Verge Rarefa¢tion and Purity, which afcend from of the Bark; and thefe, he fuppofe s, are the Root; from which are compos’d the appointed for the Conveyance of the moft Branches, Leayes, Flowers, and, confequent aqueous or watery Liquor. to them, the Fruit; and that they pafs in Thofe Veffels that are in the Middle ofthe different Channels. Plant, he calls Laéiferous, or Refiniferaus 5 But others again, fuppofe it is rather all of thefe he takes to be the principal Vifcera of one Kind; and that it affumes its proper Plants; and that as the Vifcera of Animals Office by an hidden Inftiné& in Nature, jut are but conglomerated Veffels, fo the Viycerg as it enters the Boughs or Branches whereon ofPlants are Veffels drawn out at Length, the Fruit is to be; they being, by fome It is alfo remarkable in many Cafes, That cafual Sprouts ofthe laft Year, already form’d the Multitude and Largenefs of the Veffels do for that Purpofes; or probably, that it is produce a fweet and vinous Sap; and the rarefy’d by the Paffage through the Stem. Fewnefs and Smallnefs of the Veffels proAnd tho’ there are fome that do fuppofe, duce an oily and aromatick Sap. that fubterraneous. Fires are concern’d in the It feems neceflary, to the Nutrition of Work ofVegetation, or the GrowthofPlants; Plants, as well as Animals, that there be a but as, upon the beft Obfervation that hath Concurrence of two {pecifically diftant Fluids: been made, none can pretend to have dif- And a certain Author maintains, That there cover’d any Heat or Fumigation to iffue from is an Intermixture of two fuch Humours in the Surface or Bowels of the Earth, adequate every Part of a Tree; every Part of Sap beto the meaneft artificial Fire ; it is plain, that ing impregnated with other Tin@ure s, and the Sun is the Principle, and fo may be call’d continua lly’ filtred from Fibres of one Kind the Father of Vegetation, and the Earth the to thofe of another; and from this Mixture Mother; the Rain and Air being neceffary many of the Phenomena ofthe Ripening, Co-efficients in this furprizing Work. See Odour, Bodies there are feveral Degrees of Juices, cluded out of the Ovary, (which is call’d the Pod or Husk) and requiring farther foftering and brooding, is committed ‘to the Earth. Where the Earth, like a kind Mother, hav: ing receiv’d it into her Bofom, does not only perform the Office of Incubation, by her own warm Vapours and Exhalations, in Conjunétion Growth, as abounding every where with Canals and Sinus’s, in which the Dew and Rainwater, impregnated with fertil Salts, glide like Dr. Grew is of Opinion,’ are to act, ripen equally, as thofe do that that they Smell, of the Wood: will differ from that of the Bark, the Juices in the one being more effential than the other, but yet both being bruifed and mixed together, yield a Scent It is apparent, by the Ufe of Microfcopes, that Plants confiftof diferent Parts, Veffels, €?c. different fromeither of them fingly ; and likeanalogous to thofe of Animals: And’ each wife the Leaves give a, Scent thar is different. Kind of. Veffel is fuppos’d to be the Vehicle from either of the former; and fo alfo do of a different Humour, or Juice, fecreted from’ the Flowers from ‘that in the Leaves, and the Matter of the Sap s which is confider’d as the Blood or common Fund. ofthem all,” alfo the Fruit from that in the. Flowers. Plant, and to the Gem or Bud which is con- faline Particles of the Soil, little Lumps of the Seed-Leaf bégins to fade. tiguous to it; upon which a Vegetation and InThe /ixth Day; the Stable Leaf being creafe of the Plant fucceeds, loofen’d, the Plant mounts upwards, the Sheat This Procedure in the Vegetation of Plants, ftill cleaving roundit like a Bark: The Seedthe aforefaid Author exemplifies in a Grain of Leaf is now feén finuous or wrinkled and Wheat, as follows. faded ; and this being freed or cut from the The fir# Day the Grain is fown, it grows Secundine, the Flefh or Pericarpinm is found of a little turgid, and the Secundine or Husk a different Texture: The outer Part, where apes a little in feveral Places; and the Body by the Outfide of the Seed or Grain is heaved of the Plant being continued by the umbilical up, being more folid; but the Infide, vifeuVeffel to a conglobated Leaf, (which is call’d lar and full of Humour, efpecially that Part the Pulp or Fleof the Seed, and’is what con- next the Navel-knot. All the Leaves being ftitutes the Flower) fwells ; by which Means, pulled off, thé Roots torn, and the Flowernot only the Gem or Sprout (whichis to be the Leaf remov’d, thé Frunk appears’; wherein, future Stem) opens and increafes, but the Roots begin. to bunch out: whence the Placenta or not far from the Roots, the Navel-knot bunches out, which is folid, and hard to cut: Above broken through,. the Stem or Topof the future Arm-pit, Seed-Leaf becoming loofe,. gapes. 3 The /econd: Day, the Secundine or Husk being Straw appears on the Outfide thereof, and Stews upwards by degrees. In the-mean time,. the Seed-Leaf, guarding the Roots, becomes turgid with its Veficule, and puts forth a white Down, and the Leaf Dr. and thefe Fibres are {een to wind about the Thefe Seed-Leaves confift of a great Num- Juice, like Barley-Cream, Byftrip ping it oft, beroflittle Veficule or Bladders, with a Tube the Root and Stem of the Plant are plainly correfponding to the Navel-ftrings in Animals. feen with the intermediate Navel-knot, whofe The Moifture of the Earth itrain’d through outer Part is folid, like a Bark, andthe inner the Rind of the Seed is recéived into thefe more foft and medullary. Veficule; which caufes a flight FermentaThe fifth Day, the Stalk ftill rifing, puts tion with the proper Juice before contain’d forth a permanent or ftable Leaf, which is therein. green, and folded: The Roots grow longer , This fermented Liquor is convey’d by the and theré appears a néw Tumou rofa fucure Umbilical Veffel to the Trunk of thelittle Root: Thé Outer or Sheath is loofen ’d, and which are refin’d more or lefs, as the Vefiels acted upon, whitifh turns greenifh: The lateral Roots alfo break forth greenifh and pyramidal, from the gaping Sheaf, which adheres clofel y to the Plant; and thelowerRootgrows longerand hairy, with many Fibres growing out of the fame. Indeed there are hairy Fibres hanging all Earth, ec. like tvy, whence they grow curl’d : About the lateral Roots, there now break out the Chyle and Blood in the Arteries, €9c, of two other little ones, Animals. The fourth Day, the Stem mounting upThis Moifture meeting with the new depo- wards, makes a right Angle with the feminal fited Seed, is percolated or {trained through the Leaf: The laft Roots put forth more; and Pores or Pipes of the outer Rind or Husk, the other three growing larger , are cloathed (an{wering to the Secundines of Fatus’s); on with more Hairs, which ftraitl y embrace the the Infide whereof lie one or more, commonly Lumps of Earth, and where they meet with two thick feminal Leaves (correfponding to any Vacuity, unite into a kind of Net-work: the Placente in Women, and the Cotyledons in The Conglobate or Flowe r-Leafis now fofter, Brutes.) and when bruis’d, yields a white, fweeti fh Colours, &¢. are accounted for. chiefly proceed from the’ Air-Veffels that are in the Wood; not but that the other Parts they pafs through are larger or fmaller, or do alfo yield their Smells, which is moft plain perhaps according to their Figure; fo alfo Plants are found to have Vefiels of different to be perceiv’d in Plants that are freth, undry’d, and unbruifed: For he fays, that the Air bringFunctions, which do, like Filtres of diferent ing along with it a Tinéture from the Root, Kinds, feparate and alter the Juices which and from the feyeral organical Parts, and at pafs through them; fo that they may be dittinguith’d feparately by the Senfes, altho’ Jaft entering the Concave of the Air-Vefiels, they do all originally proceed from the fame it confifts there. Another Writer fays, That it cannot be Fund of, indigefted Juice in the Root: And by how much thefe Juices have the more deny’d, but the Effuvia, which can be admitted into the Wood-Vefiels, may give 4 Timeto open and nourifh the feveral Parts Smell to the Wood; but however, as, that they pafs through; by fo much, as well the Parts as the Juices, become moreperfect, and Vapour paffes through Veffels which have approach nearer to the Point of Maturity, a different Stru@ure, fo asto alter the Form which is fix’d by Nature for their Perfetion. of its Parts; fo in every one ofits Changes it will yield a Smell different from thereft; the In this Progrefs, thofe Parts which are to be fes in Bignefs, and in its Bud or Stem becomes taller, and from with the Heat of the Sun, but gradually fup- along on all the Roots, except on the V'ops; plies what the Seed requires to its farther With regard particularly to the Odours in Plants, being pull’d away, you ‘fee ‘the Roots ofthe Plant bare; the future Bud, Leaves, and the reft of the Stalk till lying hid: Between the vunderftood asa génerick ‘erm, under which Roots and the afcending Stem, the Trunk divers ‘Species are comprehended. The vege- the Plant of is ‘knit by the Navel:knot to the table Salts feem to ‘be -four, viz. the nitrous Flower-Leaf; which is very moift, though it and the acid, alkaline and marines and of ftill retains its white Colour andit s natural thefe, the nitrous-Salts feem to be affign’d by Tafte. Nature chiefly for ‘the Growth of Plants. The third Day, the Pulp of the conglobated The:curious Malpighius has very accurately or round Leaf becomes turgid with the Juice it eliver’d ‘the Procefs of Nature in ‘the Vegeta- has receiv’d from the Earth fermenting with tion of Plants, to the Effect following. its OWn. The Ovumor ‘Seed of the Plant being ex- } Thus the Plant increa Saline, ~which-faline Principle, he fays, muft be ‘the Buds, the thelly and tendereft Part of the but only by the Percolation of Parts out , of whole Machine, and afterwards diffufe them- the the Articles Sun, Earth, Air, Rain. Another Authortells us, That as in animal VE Dr. Grew is‘of' Opinion, ‘thatthe chief ¢o- 3 there jsthe’ Mark of thé Sheath-Leaf, which was pulled off; and’ underneath, as in an the Gemis often hid: The hind Part of the Plant thews: the breaking forth of the’ Roots likewife, with the faded Plgcenta, 8c. After the’ eleventh Day, the Seed-Leaf, as yet’ fticking to the Plant, is’ crumpled; and almoft |