The roots of vascular plants are normally considered to have exarch development.
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Ravenna remained the seat of the exarch until the revolt of 727 over iconoclasm.
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Exarch Joseph I transferred his offices from Istanbul to Sofia as early as 1913.
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The peninsula, depopulated and devastated, was ruled by an exarch from Ravenna.
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Gregory's successors were largely dominated by the exarch or the Eastern emperor.
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The closest equivalent position in the Eastern Catholic Churches is an exarch.
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He might have replaced Innocentius, a temporary exarch appointed between 598 and 600.
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The exarch, Eutychius, retook the region in 740, with Venetian assistance.
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Heraclius, son to the exarch of Africa, set sail for the city and assumed the purple.
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More examples
A bishop in one of several Eastern Orthodox Churches in North America
A bishop in eastern Christendom who holds a place below a patriarch but above a metropolitan
A viceroy who governed a large province in the Roman Empire
(exarchate) eparchy: a diocese of the Eastern Orthodox Church
In the Byzantine Empire, an exarch (from exarchos) was governor with extended authority of a province at some remove from the capital Constantinople. The prevailing situation frequently involved him in military operations.
In the Byzantine Empire, a governor of a distant province; In the Eastern Christian Churches, the deputy of a patriarch, or a bishop who holds authority over other bishops without being a patriarch; In these same churches, a bishop appointed over a group of the faithful not yet large enough or ...
(Gr. "representative with full authority"). The head of an ecclesiastical jurisdiction, usually an Archbishop, representing the head of the Church (i.e., Patriarch) in the administration of a national Church.
Where the maturation and development of the xylem strand is centripetal or 'from the outside inwards'. In this case the small xylem cells that are the first to differentiate and mature (the protoxylem) are peripheral to the later developed, longer metaxylem cells.