Multiple choice The family Ephedraceae, having ephedrine producing plants, belongs to Algae Bryophytes Gymnosperms Angiosperms Reveal answer Fill a bubble to check yourself C Correct answer Explanation Ephedraceae is a family of gymnosperms that includes the genus Ephedra, which produces ephedrine. They are non-flowering seed plants with naked seeds, classified in the division Gnetophyta within gymnosperms, not algae, bryophytes, or angiosperms.