| ovules which are unenclosed, forming on cones or stalks |
| male reproductive structure which produces gametes in ferns, mosses, fungi and algae |
collateral col·lat·er·al (kə-lāt'ər-əl)
adj.
Indirect, subsidiary, or accessory to the main thing.
Having an ancestor in common but descended from a different line.
A branch of a nerve axon or blood vessel.
A collateral relative.