Lysurus corallocephalus
https://www.mushroomexpert.com/Lysurus_corallocephalus.html
Note: Since I have not collected or studied collections of this mushroom, the description is based on the sources cited below and the photos sent to me.
Ecology: Probably saprobic; growing alone or gregariously in a variety of habitats (Dring [1980] lists the following for specimens examined: "on soil in maize field," "under Pithecolobium," "Old Calabar botanic garden," "in Acacia xanthophaea woodland," "Bamboo forest c. 7000 ft," "edge of cultivated field and natural woodland," and "in grass"); originally described from Angola (Welwitsch & Currey 1868); distributed throughout subSaharan Africa; found year-round.
Fruiting Body: At first a pale "egg" up to 4 cm across; emerging to form a stem and a head. Stem up to 12 cm high; more or less cylindric; hollow; whitish to yellowish, pink, or reddish; spongy; pitted; arising from a whitish to pinkish volva. Head scarlet to reddish orange, with protruding branches arranged around polygonal meshes; the branches simple or forked, up to 3 mm wide and 2 cm long, accordion-like when fresh; covered with olive-brown to dark brown spore slime.
Microscopic Features: Spores 3.5-4.5 x 1.5-2 m; more or less ellipsoid.