Guide to Liverworts of Oregon: Key to Cephalozia 9
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Cephalozia 1b sinus <0.5 of leaf > Cephalozia 7b perianth ciliate; cells less than 20 or more than 30 μm at lobe base > Cephalozia 9
Cephalozia catenulata, Douglas Co., Oregon. DHW 7153.
9a Leaf cells averaging less than 20 μm wide; leaves oblique to nearly transversely inserted; dioicous; occasional.
Cephalozia catenulata
Cephalozia connivens California. W. Doyle. (photo 3345-lobe base cells to measure marked with red X)
9b Leaf cells averaging more than 25 μm wide; leaves mostly obliquely inserted; autoicous.
(COUPLET 10)