diff --git a/crates/ui-egui/src/panels/links.rs b/crates/ui-egui/src/panels/links.rs
index af85690e9d..5c95e17bc7 100644
--- a/crates/ui-egui/src/panels/links.rs
+++ b/crates/ui-egui/src/panels/links.rs
@@ -344,7 +344,31 @@ fn badge(ui: &Ui, r: egui::Rect, status: &str) {
     }
 }
 
-fn status_tip(r: &Value) -> String {
+/// The tooltip of row `r`. A row outside the layer tree also names where it is stored
+/// (`links.list`'s `owner`): the symbol, graph design or pattern whose art holds it, and the object
+/// whose opacity mask holds it, by `mask` (that object's name) or else by its id.
+pub(super) fn status_tip(r: &Value, mask: Option<String>) -> String {
+    let tip = file_tip(r);
+    let owner = &r["owner"];
+    let name = owner["name"].as_str().unwrap_or_default();
+    let art = match owner["kind"].as_str() {
+        Some("symbol") => Some(tl!("Symbols")),
+        Some("graphDesign") => Some(tl!("Graph Design")),
+        Some("pattern") => Some(tl!("Pattern")),
+        _ => None,
+    };
+    let tip = match art {
+        Some(kind) => format!("{tip}\n{kind}: {name}"),
+        None => tip,
+    };
+    match owner["maskOf"].as_u64() {
+        Some(id) => format!("{tip}\n{}: {}", tl!("Opacity Mask"), mask.unwrap_or_else(|| id.to_string())),
+        None => tip,
+    }
+}
+
+/// The file, status and notes part of [`status_tip`].
+fn file_tip(r: &Value) -> String {
     let path = r["found"].as_str().or(r["path"].as_str()).unwrap_or_default();
     let tip = match r["status"].as_str().unwrap_or_default() {
         "missing" => crate::i18n::fmt(tl!("Missing: {path}"), &[("path", path)]),
@@ -495,7 +519,12 @@ pub fn show(app: &mut VectorcraftApp, ui: &mut Ui) {
                     egui::FontId::proportional(12.5),
                     t.text,
                 );
-                let resp = resp.on_hover_text(status_tip(r));
+                let mask = r["owner"]["maskOf"]
+                    .as_u64()
+                    .and_then(|m| doc.stored_node(NodeId(m)))
+                    .map(|(n, _)| n)
+                    .map(|n| super::layers::shown_name(app, n, crate::i18n::current()));
+                let resp = resp.on_hover_text(status_tip(r, mask));
                 if resp.double_clicked() {
                     clicked = Some((id, egui::Modifiers::NONE, true));
                 } else if resp.clicked() {
diff --git a/crates/ui-egui/src/panels/tests_links.rs b/crates/ui-egui/src/panels/tests_links.rs
index be5e17e374..89dfba5f43 100644
--- a/crates/ui-egui/src/panels/tests_links.rs
+++ b/crates/ui-egui/src/panels/tests_links.rs
@@ -178,6 +178,24 @@ fn a_link_inside_a_symbol_is_listed_and_picked_in_the_panel() {
     assert!(selected(&app).is_empty(), "the image in the layers is no longer selected");
 }
 
+/// The tooltip of a row outside the layer tree says where the image is stored, so two rows of the
+/// same file in different symbols or masks can be told apart.
+#[test]
+fn a_nested_rows_tooltip_names_what_holds_it() {
+    let tip = |owner: serde_json::Value, mask: Option<&str>| {
+        let row = json!({"id": 9, "name": "a.png", "status": "ok", "path": "/x/a.png", "owner": owner});
+        super::links::status_tip(&row, mask.map(str::to_string))
+    };
+    assert_eq!(tip(json!({"kind": "symbol", "name": "Mark"}), None), "/x/a.png\nSymbols: Mark");
+    assert_eq!(tip(json!({"kind": "pattern", "name": "Dots"}), None), "/x/a.png\nPattern: Dots");
+    assert_eq!(tip(json!({"kind": "graphDesign", "name": "Bar"}), None), "/x/a.png\nGraph Design: Bar");
+    assert_eq!(tip(json!({"kind": "layers", "maskOf": 7}), Some("<Ellipse>")), "/x/a.png\nOpacity Mask: <Ellipse>");
+    assert_eq!(tip(json!({"kind": "symbol", "name": "Mark", "maskOf": 7}), None), "/x/a.png\nSymbols: Mark\nOpacity Mask: 7");
+    // A row in the layers says only its file.
+    let row = json!({"id": 9, "name": "a.png", "status": "ok", "path": "/x/a.png"});
+    assert_eq!(super::links::status_tip(&row, None), "/x/a.png");
+}
+
 #[test]
 fn an_empty_document_shows_how_to_add_images() {
     let mut app = VectorcraftApp::new(Session::new(), Default::default());