31351971plant communitiesPT2026-03-30 20:34:59UF31351972communities, plantNDUF31351973plant communityNDBT31324169vegetationPTBT31361715vegetation featuresPTNT31383251grasslandsPTNT31383254tundrasPTNT31383256scrublandsPTNT31383261forestsPTNT31303729ephemeral communitiesPT