Silva Center for Phycological Documentation: Index Nominum Algarum

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Indexes (very large files) to all taxa:

_A Z_

Euastrum didelta var. intermedium Ducellier ex Irénée-Marie
Nat. Canad. 85: 122, fig. 12. 1958. (F)
Type locality: Canada: Québec: Trois Rivières
invalid: lacking Latin

See Euastrum ansatum var. subconcavum G.W. Prescott 1977
[Ducellier (Bull. Soc. Bot. Genève, 7: 82. 1915) referred to Euastrum didelta f. intermediae: that is, "intermediate forms". He was not proposing a name.]

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Get original family assignment from Index Nominum Genericorum
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