cordaitales defined in 1951 yearcordaitales - cordaitales;
cordaitales - Order of extinct, palaeozoic Gymnospermae that flourished particularly during the Carboniferous. Tall, slender trees with dense crown of branches bearing many large, simple, elongated leaves. Sporophylls distinct from vegetative leaves, much reduced in size and arranged compactly in small, distinct, male and female cones. Microsporophylls stamen-like, interspersed among sterile scales; megasporophylls similarly borne, each consisting of a stalk bearing a terminal ovule.
near cordaitales in Knolik
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