Standard form: R.Graham
Author LSID: urn:lsid:plantfossilnames.org:auth:39
Flourished around: 1934
IPNI ID: 20021376-2
Anachoropteris clavata R.Graham 1935
Cyathotrachus bulbaceus R.Graham 1934
Citations in Fossil Plant Names
Graham, R. (1935): Pennsylvanian flora of Illinois as revealed in coal balls. II. – Bot. Gaz. 97(1): 156–168.
Graham, R. (1934): Pennsylvanian flora of Illinois as revealed in coal balls. I. – Bot. Gaz. 95(3): 453–476.
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