If the types are living trees, also validly published?

Paul van Rijckevorsel dipteryx at FREELER.NL
Thu Oct 2 19:38:36 CDT 2003


From: Thomas Lammers <lammers at VAXA.CIS.UWOSH.EDU>
Sent: Wednesday, October 01, 2003 2:43 PM

> In the Nineteenth Century, there was NO requirement that
anything be designated as a type.  If there were, almost no name published
before 1900 would be validly published.

> Thomas G. Lammers, Ph.D.

+ + +
Surely that is a wild overstatement? For quite a few names it is quite clear
what collection the name is based on. It is just not always marked "typus",
but that has been a requirement only since 1 January 1990 (Art 37.5).

Best,
Paul van Rijckevorsel




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