| jacob's ladder | (n) pinnate-leaved European perennial having bright blue or white flowers, Syn. charity, Polemonium van-bruntiae, Greek valerian, Polemonium caeruleum, Polymonium caeruleum van-bruntiae |
| jacob's ladder | (n) (nautical) a hanging ladder of ropes or chains supporting wooden or metal rungs or steps, Syn. jack ladder, pilot ladder |
| jacob's rod | (n) asphodel having erect smooth unbranched stem either flexuous or straight |
| northern jacob's ladder | (n) perennial erect herb with white flowers; circumboreal, Syn. Polemonium boreale |
| ocotillo | (n) desert shrub of southwestern United States and Mexico having slender naked spiny branches that after the rainy season put forth foliage and clusters of red flowers, Syn. Jacob's staff, coachwhip, vine cactus, Fouquieria splendens |
