葉脈曲張病毒屬（Varicosavirus），是病毒的一屬。代表種是萵苣大葉脈聯合病毒(Lettuce big-vein associated virus)。
名稱來源：「Vari」從拉丁語靜脈曲張(varix)，異常的擴張(abnormal dilatation)或一條靜脈或者動脈和指類型種類的主要症狀(symptom徵候,徵兆)的擴大。
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