https://hartmcleod.co.uk/
Hartm Cleod -
https://eunis.eea.europa.eu/species/440395
Pseudostellaria jamesiana - (Torr.) W. A. Weber & R. L. Hartm.
Pseudostellaria jamesiana belongs to the Flowering Plants group
w ar ltorrweber
https://polar.diva-portal.org/smash/record.jsf?pid=diva2:1207607
Poa rigens Hartm. versus Poa arctica R. Br.
poaversusarcticabr