Which angiosperm is vessel-less? (1) Hydrilla (2) Trochodendron (3) Maize (4) Wheat

Which angiosperm is vessel-less? (1) Hydrilla (2) Trochodendron (3) Maize (4) Wheat
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(1) Hydrilla Explanation: Trochodendron is a genus of flowering plants with one living species. It is vesselless angiosperm. Fewer than 200 species of angiosperms have the primitive feature of vesselless wood. With two exceptions— Trochodendron and Tetracentron—, all vesselless angiosperms occur in the Magnoliidae.
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