Parent taxon: Coniferophyta according to H. N. Andrews 1970
Sister taxa: Abietoxylon, Abiocaulis, Albertia, Alloxylon, Anomaloxylon, Arctoxylon, Benstedtia, Borysthenia, Callitrites, Calloxylon, Cedrophloios, Ceratostrobus, Cheirostrobus, Cladocupressoxylon, Coniferales, Coniferoxylon, Cordaitales, Cormaraucarioxylon, Cormocedroxylon, Cormocupressoxylon, Cryptomerites, Cupressoxylon, Cycadocarpidium, Dammarophyllum, Dictyodendron, Eleoxylon, Eurysacis, Germaria, Glyptolepidium, Glyptostroboxylon, Hiltonia, Krauselcladus, Lebachia, Legnophora, Legnophora girardi, Libocedrites, Lutuginia, Metacedroxylon, Paleotaxites, Paraphyllocladoxylon, Parapinuxylon, Phleboxylon, Phyllocladopitys, Phyllostrobus, Pityites, Pityocladus, Platyspiroxylon, Protobrachyoxylon, Protocedroxylon, Protojuniperoxylon, Protopiceoxylon, Protopinuxylon, Protopodocarpoxylon, Pseudoaraucarites, Pseudotaxodioxylon, Retinoxylon, Rhizocedroxylon, Rhizotaxodioxylon, Sboromirskia, Spiroxylon, Storgaardia, Swedenborgia, Taxeopsis, Taxoxylon, Taxoxylum, Thylloxylon, Trematoxylon, Walchia, Walchiostrobus, Zamioidea
Subtaxa: Macrostachya infundibuliformis
Type: Macrostachya infundibuliformis
Distribution:
• Permian of China (1 collection), South Korea (1), United States (1: Colorado)
• Pennsylvanian of United States (2: Georgia)
• Carboniferous of Canada (2: New Brunswick), United States (15: Alabama, Indiana)
Total: 22 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.