Robuta

https://www.rhs.org.uk/plants/129115/plantago-major-bract-act/details
Find help & information on Plantago major 'Bract Act' from the RHS
plantago majorbractrhs
https://www.rhs.org.uk/plants/171062/plantago-lanceolata-bottlebrush/details
Find help & information on Plantago lanceolata 'Bottlebrush' from the RHS
plantago lanceolatabottlebrushrhs
https://species.wikimedia.org/wiki/Plantago_sect._Psyllium
plantagosectpsylliumwikispecies
https://pfaf.org/user/Plant.aspx?LatinName=Plantago+lanceolata
Plantago lanceolata is a PERENNIAL growing to 0.5 m (1ft 8in) by 0.2 m (0ft 8in). See above for USDA hardiness. It is hardy to UK zone 6 and is not frost...
plantago lanceolataribwort plantainpfafdatabase
https://pfaf.org/User/Plant.aspx?LatinName=Plantago+depressa
Plantago depressa is a PERENNIAL. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. The plant is self-fertile. Suitable...
plant databaseplantagodepressapfaf
https://pubmed.ncbi.nlm.nih.gov/31511801/
plantago majorhypoglycemiceffectdueinsulin
https://www.rhs.org.uk/plants/258681/plantago-ciliata/details
Find help & information on Plantago ciliata from the RHS
plantagociliatarhs