Carpogonium

 ( Red Algae ) 

The carpogonium (plural carpogonia) is the female organ in the red algae (Rhodophyta) which have a highly specialized type of reproduction. It contains the reproductive nucleus. It may contain a number of cells usually without chloroplasts. It shows an elongated process which is the receptive organ for the male gametes.Dixon, P.S. and Irvine, L.M. 1977. Seaweeds of the British Isles. Volume 1 Rhodophyta Part 1 British Museum (Natural History) Round, F.E. 1966. The Biology of the Algae. Edward Arnold Ltd

It gives birth to the .

It may also have hairlike structures called which receive sperm before fertilization takes place."trichogyne". Dictionary.com Unabridged. Random House, Inc. 14 September 2017. Dictionary.com http://www.dictionary.com/browse/trichogyne