Term: cockspur thorn: eastern United States hawthorn with long straight thorns
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: organization for the prohibition of chemical weapons: international organization for chemical disarmament; administers the Chemical Weapons Convention
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: foot rule: a ruler one foot long
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: ruddy turnstone: common Arctic turnstone that winters in South America and Australia
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: cutty stool: a low stool; formerly in Scotland, a seat in a church where an offender was publicly rebuked
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: astatine: a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: cranberry: very tart red berry used for sauce or juice
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: equestrian sport: a sport that tests horsemanship
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: table tennis: a game (trademark Ping-Pong) resembling tennis but played on a table with paddles and a light hollow ball
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: elaboration: developing in intricate and painstaking detail
Broader: vascular plant: green plant having a vascular system: ferns, gymnosperms, angiosperms | Unrelated: text file: (computer science) a computer file that contains text (and possibly formatting instructions) using seven-bit ASCII characters