megaspore mother cell

Also called meg·a·spo·ro·cyte [meg-uh-spawr-uh-sahyt, -spohr-] /ˌmɛg əˈspɔr əˌsaɪt, -ˈspoʊr-/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018