Parent taxon: Gymnospermae according to S. Chandra and R. Tewari 1991
Sister taxa: Condylites, Masculostrobus, Palaeocyparis, Pinopsida, Podocarpopsida, Satyrites incertus, Taxopsida, Voltziopsida, Paradoxospermum, Polyloboxylon, Nummulospermum, Nidispermum, Aethophyllum, Megaporoxylon, Sertostrobus, Stereocarpus, Barakaroxylon, Taxaliospermum, Archaeosperma, Sclerospiroxylon, Pakuriospermum, Stephanostoma, Araucariales, Niponophyllum, Savitrispermum, Scirroma, Sujfunophyllum, Tanaidia, Cordaitopsida, Coniferales, Kaokoxylon, Alatocarpus, Kamthioxylon, Belemnopteris, Kryshtofovichiella, Birsinghpuria, Voltziostrobus, Zalesskioxylon, Shivacarpus, Taxineae, Maheshwariella, Tanaidocarpidium, Palaeocarpus, Rotundaspermum, Otofeistia, Bennettitales, Cornucarpus, Entylissa, Parapalaeoxylon, Coniferae, Palispermum, Polysolenoxylon, Uesuguipollenites, Cupressoconus, Retortistoma, Pantiaspermum, Surangephyllum, Gondwanophyllites, Bulbospermum, Cardiocarpum, Trigonomyelon, Prototaxoxylon, Arberiella, Triangulospermum, Prototaxopitys, Indoxylon, Platycardia, Nandorioxylon, Carpodium, Pyriformispermum, Damudoxylon, Taxopitys, Sonajorispermum
Subtaxa: Collospermum ovalis
Type: Collospermum ovalis
Distribution: found only at Pali Birsinghpur (Permian of India)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.