Ferns comprise a good outgroup of the vascular plant phylogenetic tree because they share all of the same derived character states as the ingroup.

Question

Quizplus · Accepted Answer

Ferns do not share all of the same derived character states as the ingroup of vascular plants; they lack some derived features found in seed plants (the ingroup), such as seeds and flowers, making them a suitable outgroup for phylogenetic analysis.

Ferns Comprise a Good Outgroup of the Vascular Plant Phylogenetic