â  First, variables are defined by conceptual definitions. (constructs) that explain the concept the variable is. attempting to capture. â  Second, variables are defined by operational. definitions; that is, definitions of how variables will be. measured.
PASSIONFLOWER Overview Information. Passionflower is a plant. The above ground parts are used to make medicine. Passionflower is used for sleep problems (insomnia), gastrointestinal (GI) upset related to anxiety or nervousness, generalized anxiety disorder (GAD), and relieving symptoms related to narcotic drug withdrawal.
Passiflora, known also as the passion flowers or passion vines, is a genus of about 500 species of flowering plants, the namesakes of the family Passifloraceae. They are mostly vines, with some being shrubs, and a few species being herbaceous.For information about the fruit of the passiflora plant, see passionfruit.assiflora, known also as the passion flowers or passion vines, is a genus of about 500 species of flowering plants, the namesakes of the family Passifloraceae. They are mostly vines, with some being shrubs, and a few species being herbaceous. For information about the fruit of the passiflora plant, see passionfruit.