https://species.wikimedia.org/wiki/Pityrogramma_chrysophylla_var._subflexuosa
Pityrogramma chrysophylla var. subflexuosa - Wikispecies
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https://www.semanticscholar.org/topic/Pityrogramma-calomelanos/1499286
Pityrogramma calomelanos | Semantic Scholar
semanticscholar
https://www.merriam-webster.com/dictionary/Pityrogramma
PITYROGRAMMA Definition & Meaning - Merriam-Webster
The meaning of PITYROGRAMMA is a small genus of terrestrial tropical ferns (family Polypodiaceae) that have fronds with a powdery yellowish or white...
definitionmeaningmerriamwebster