Robuta

https://scholarspace.manoa.hawaii.edu/items/c5af5f29-9b06-45e3-a3d3-fda666c66a4f An Anatomical Study of the Hawaiian Fern Adenophorus sarmentosus of the anatomical study hawaiian fern https://botanydb.colorado.edu/taxa/index.php?tid=37074 University of Colorado Museum of Natural History Herbarium - Adenophorus tamariscinus var. montanus university of colorado natural history museum