© Robert Siegel
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Goldback ferns

Division: Pteridophyta
Class: Polypodiopsida
Order: Polypodiales
Family: Pteridaceae
Genus: Pentagramma (formerly Pityrogramma)

Goldback fern
Pentagramma triangularis (formerly Pityrogramma triangularis)

Gold discovered at Jasper Ridge

jasper
Goldback fern Pentagramma triangularis
Family: Pteridaceae
Jasper Ridge

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Spore print

jasper
Goldback fern Pentagramma triangularis
Family: Pteridaceae
Jasper Ridge

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Goldback dormant

pix

Goldback fern Pentagramma triangularis
Family: Pteridaceae
Wunderlich Park
Photographing Nature class
November 9, 2013
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Goldback fern - interyear

jasper ridge

Goldback fern Pentagramma triangularis
Family: Pteridaceae
Jasper Ridge
October 14, 2017
with Photographing Nature class
Canon rebel T5i

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Fluorescent fern

my yard 2020
Goldback fern Pentagramma triangularis
Family: Pteridaceae
My house
May 26, 2020
Canon 7Dmark2

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my yard 2020
Goldback fern Pentagramma triangularis
Family: Pteridaceae
My house
May 26, 2020
Canon 7Dmark2

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Other relevant links

+ Ferns

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modified: May 27, 2020
created: November 14, 2013 (from fern.html)
Contact: siegelr@stanford.edu
All pictures are protected by copyright. Do not use without permission.