"ground tissue." YourDictionary, n.d. Web. 14 January 2019. <https://www.yourdictionary.com/ground-tissue>.
ground tissue. (n.d.). Retrieved January 14th, 2019, from https://www.yourdictionary.com/ground-tissue
The tissue of a plant other than the epidermis, periderm, and vascular tissues, consisting primarily of parenchyma, and (in lesser amounts) of collenchyma and sclerenchyma. Cortex and pith are subtypes of ground tissue.