fruiting body_shape_tapering
<pore> narrowing
open when spore wall layer 4 develops from subtending hyphal wall layer 4 arising far below the spore base and extending along the inner surface of subtending hyphal wall layer 3 or occluded by a curved septum continuous with spore wall layer 4 and open or occluded from the reasons mentioned above and gradually narrowing due to thickening of wall layer 3 of the subtending hypha towards the centre of its lumen
Rhizophagus natalensis
Rhizoglomus natalense