“Heirs who succeed according to the rules of law regulating succession, without the consent or appointment of their ancestor, are said to succeed provisione legis, and are known as heirs-at-law.” John Trayner, Trayner’s Latin Maxims 494 (4th ed. 1894).
provisione legis
provisione legis (pr[schwa]-vizh-ee-oh-nee lee-jis). [Law Latin] Hist. By provision of law.