It is indeed a sexual difference. Sago palms are either male or female, and what you are seeing is the difference in the ...

The nuts grow in a cluster atop the stems of the plant. These may be mixed with other foods to stretch Unspecified area: a ‘sago’-type starch can be extracted from the stem and is used during times of ...

The Sago Palm (Cycas revoluta) is a popular houseplant ... feature is the swollen base of the trunk that resembles a palm tree, topped with a tuft of long, thin, green leaves.