Guide to Liverworts of Oregon: Key to Diplophyllum and Macrodiplophyllum
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HOME > 1b plants leafy > 3b leaves not divided, not ciliate > 6a oil bodies 2+ or unknown > 7a bilobed, small dorsal lobe > 8b lobes obtuse to round > 9b lobes lingulate > Diplophyllum 1
Left: Diplophyllum taxifolium, Opal Creek, Oregon. DHW m2127. Right: Diplophyllum obtusifolium, ventral lobe of leaf, TT Munger Research Natural Area, Skamania Co., Washington. DHW 7819.
1a Shoots small, less than 2 mm wide; leaves not decurrent; leaf cell trigones sometimes thickened but not nodose except occasionally at leaf base; widespread at all elevations.
Diplophyllum (Couplet 2)
Macrodiplophyllum rubrum Left: Cape Perptua, Lincoln County, Oregon. DHW m3006. Right: Cherry Creek RNA, Douglas County, Oregon. DHW 9051.
1a Shoots large, more than 3 mm wide; ventral leaf base decurrent; cell trigones moderately to strongly nodose; frequent along coast.
Macrodiplophyllum rubrum (and M. flaccidum)