Full text: Aristoteles: De coloribvs libellvs

IN LIB. DE COLORIBVS. porraceum. Hinc excerpe differentiam, quæ dirimit
herbaceum colorem, à porraceo: quòd ſcilicet herba-
ceus minus contineat nigredinis, quàm porraceus.

Διὸ {καὶ} π{άν}{τω}ν οἱ {πα}λ{αι}οὶ βλα{ςο}ὶ {πο}λὺ {μᾶ}{λλ}ον ἐι{σὶ}
{τῶ}ν νέων {μέ}λ{αν}ες: οἱ {δὲ}, ξ{αν}θό τꝑοι, {δι}ὰ {τὸ} {μή}{πω} {τὸ} ὑ{γρ}ὸν
{ἐν} {αὐ}{το}ῖς {με}λ{αί}νε{σθ}{αι}: {τῆ}ς {γὰρ} {αὐ}ξή{σε}ως {αὐ}{τῶ}ν βρα{δυ}
τ\'ꝑ{ας} {γε}νὸ'ꝗ̃ης, {καὶ} {τῆ}ς ὑ{γρ}α{σί}{ας} {πο}λ{ὺν} {χρ}όνον ἐμ{με}-
νού{ση}ς, {δι}ὰ {τὸ} ψὺ'עꝗ̃ον ἰ{οχ}υρῶς {με}λ{αί}νε{σθ}{αι} {τὸ} ὑ{γρ}ὸν
{γί}νε{ται} {πρα}& *{δὲ}ς, ἀ{ηρ}άτῳ τῷ {μέ}λανι κꝑ{αν}νύꝗ̃ον:

Quapropter & omniũ germina vetuſta,
multò ſunt nouellis nigriora. quædam ve-
rò flauiora, eo quod nondum humor in iis
nigricet. cùm enim incrementum ipſorum
ſit tardius, & humor diu in eis permaneat,
propterea quòd refrigeratus valde nigri-
cet humor, fit porraceus, meraco nigro
temperatus.

Redit ad plantas, declaratq́ue duo problemata,
vnum, cur vetuſta germina omnium plantarum, mul
tò ſunt nigriora, quàm nouella. Alterum eſt, quare
quædam ſunt flauiora. Illius cauſa eſt humor, qui re-
ſiccatus nigreſcit: huius, quòd humor nondum nigri
cet, quia nimirum nondum tantam nactus eſt exicca
tionem. CVM ENIM INCREMENTVM .) Prædi-
ctorum reddit rationem, & modum naturalem, quo
contrahunt colorẽ porraceum. & inquit tria eſſe, quę
in plantis creent colorem porraceum. primum eſt,
quòd incrementum ſit tardum: ſecundum, quòd hu-
mor diu immoretur: & tertium, quòd arefacto hu-
more nigrefiant. Ex quibus ſequitur, porraceum co-

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