Acrocarp, papillose isodiametric, No costa, rock, hairpoints, reddish alar, inconspicuous capsules

Pleurocarp, smooth linear, 1 costa, curved capsules, leaves often folded

Pleurocarp, papillose isodiametric, erect capsules, bark

Pleurocarp, very papillose, dimorphic (S&L), logs, 3X pinnate, 1 costa

Acrocarp, smooth iso (bordered with linear), pendant capsule

pluerocarp, pluripapillose iso, 1 costa, erect cap, long leaf tip

acrocarp, leaves split-2 ranked leaves, 1 costa

acrocarp, papillose, 1 costa, bark, blackish when dry

Acrocarp, pluri-papillose, brood bodies, no sporophytes, bark, leaf tips

Acrocarp, papillose, prominent ridges on leaf, soil

Pluerocarp, smooth linear, no costa, erect caps, logs

Pleurocarp, smooth short linear, curved caps