morphologically

Although Roellobryon is morphologically similar to Rhodobryum and Rosulabryum, recent molecular studies suggest that it is closer to Mniaceae than Bryaceae.

In a typical lexicalist approach (e.g. Koontz-Garboden 2006), the unmarked lexeme is taken as lexically listed, even if its meaning (as it often does) includes templatic entailment…