If a plant has vascular tissue, megaphylls, and seeds, but not flowers, then it is a(n) a. lycophyte. b. Fern. c. Bryophyte. d. Gymnosperm. e. Angiosperm.
The correct answer is d. Gymnosperm. Gymnosperms are seed-producing plants that do not produce flowers; instead, they typically have cones or other structures for reproduction.