n. 金链花

[ noun ]
flowering shrubs or trees having bright yellow flowers; all parts of the plant are poisonous
<noun.plant>

Laburnum \La*bur"num\, n. [L.] (Bot.)
A small leguminous tree ({Cytisus Laburnum}), native of the
Alps. The plant is reputed to be poisonous, esp. the bark and
seeds. It has handsome racemes of yellow blossoms.

Note: Scotch laburnum ({Cytisus alpinus}) is similar, but has
smooth leaves; purple laburnum is {Cytisus purpureus}.