seed germination plant cotyledon hypocotyl sapling pod replant pine tuber rootstock replanting acorn fruiting blooms dogwood oilseed sporophyte seedy seedless ovule radicle buckeye endosperm soybean aniseed seedlings sesame spore okra rapeseed fern reseed pumpkinseed rhubarb monocotyledon phillyrea fructification seeder lentil pepo tubers ginkgo partridgeberry calabash baneberry buds dicotyledon hazelnut seedbank blooming wilding watermelon pistachio baobab saplings hydroseeding cryptogam ripened rhizome pruning elderberry germinating grapevines mango carob acorns sow quercitin stalks cucumber pumpkin propagator ripening maturation seedsman flowering jatropha leguminous clump prostrate pollination vine fruitage silique follicle ripen unripe aril cassava corms regrowth prune follicles hematopoietic uva twig persimmon incipient jackfruit