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Polygonium

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Age range (in million years)

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Image	Name	Original Description
	aquitanicum	Deunff, J. (1961a)
	assamicum	Sah, S.C.D., Kar, R.K. and Singh, R.Y. (1970)
	attadalense	Cookson, I.C. and Eisenack, A. (1982)
	biforme	Wiesner, H. (1936)
	breviatum	Morgenroth, P. (1966a)
	calvum	Tasch, P. (1964)
	cambayense	Varma, C.P. and Dangwal, A.K. (1964)
	gliwicense	Mackó, S. (1957)
	grande	Salujha, S.K., Srivastava, N.C. and Rawat, M.S. (1969)
	hillii	Merril, J.A. (1895)
	hymenohystrichum	Liu Zhili, Liu Xuexian and Zheng Yuefang, (1992)
	*jurassicum*	Bucefalo Palliani, R, Riding, J.B. and Torricelli, S. (1996)
	lateraliprocessum	Srivastava, N.C. and Banerjee, D. (1969)
	mineralosum	Varma, C.P. and Dangwal, A.K. (1964)
	multicornutum	Kimyai, A. (1966)
	*nanum*	Deflandre, G. (1945a)
	orbifera	Klement, K.W. (1960)
	paracostatum	Cookson, I.C. and Eisenack, A. (1974)
	paucifurcatum	Cookson, I.C. and Eisenack, A. (1961b)
	perplexum	Varma, C.P. and Dangwal, A.K. (1964)
	*polygonale*	Eisenack, A. (1931)
	raritanianum	Kimyai, A. (1966)
	sahii	Sah, S.C.D., Kar, R.K. and Singh, R.Y. (1970)
	senii	Srivastava, N.C. and Banerjee, D. (1969)
	sergipense	Regali, M.S.P., Uesugui, N. and Santos, Y.S. (1974)
	spinipansatum	Merril, J.A. (1895)
	*uncinatum*	Downie, C. (1958)
	varispinosa	Brenner, W. (1988)
	verbinense	Deflandre, G. (1946a)