Entity:

Types

Automatically typified subtaxon

Variants

Clade-based name	:	*Isoetales* (Clade) [Crane & Kenrick 1997], nom. cl. inval.	Ref: P.R. Crane & P. Kenrick, 1997: tables 5 (p. 93), 9 (p. 101). [implicit]
Different rank	:	*Isoetopsida* (Class) Rolle (1885)
Different spelling	:	*Isoeteae* (Order) Prantl (1874)	Ref: NCU, 1991
Preferred spelling	:	*Isoëtales* (Order) Prantl (1874)	Ref: PPG I, 2016: 570. [inferred]
Alternative spelling	:	*Isoëtales* (Order) Prantl (1874)	Ref: D.J. Mabberley, 2017: App. (p. 997).

Full name

quillworts

Ref: C.J. Cleal & B.A. Thomas, 1995: 13.