Sternbergia lutea
Tue, 18 Nov 2008 10:18:33 PST
On 17 Nov 2008, at 11:49, Jane McGary wrote:

> [Different habitats, stoloniferous habit, flowering time, size, and tepal
> shape] ... are the kind of thing that is important to gardeners and
> "traditional" botany. 

Important to gardeners, but only marginally relevant (if at all) to the 
delineation of species via "traditional" botany, where the emphasis is on the 
morphology of the sexual parts of the flowers.

The classical test used to answer the question "one species or two?" is 
hybridization with the creation of fertile offspring.

Rodger Whitlock
Victoria, British Columbia, Canada
Maritime Zone 8, a cool Mediterranean climate
on beautiful Vancouver Island…

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