This list includes plants observed in a riparian area along the South Loop Road about one to one and a quarter mile below the East Rim Viewpoint.
* Western Singlespike Sedge: Carex scirpoidea ssp. pseudoscirpoidea
* Bottlebrush Squirreltail: Elymus elymoides (ssp. californicus ?)
* Lloydia: Lloydia serotina ssp. serotina
* American Bistort: Bistorta bistortoides
* Oval-leaf Buckwheat: Eriogonum ovalifolium var. depressum
* Alpine Sorrel: Oxyria digynia
* Pussypaws: Calyptridium umbellatum
Sierran Spring Beauty: Claytonia nevadensis - Red-tinged leaves filling the small creeks.
* Pygmy Lewisia: Lewisia pygmaea
* Threeleaf Lewisia: Lewisia triphylla
* Prickly Sandwort: Eremogone aculeata
* Bering Sea Mouse-ear: Cerastium beeringianum
* Marsh Marigold: Caltha leptosepala var. leptosepala - Beginning to bloom.
* Suksdorf's Buttercup: Ranunculus eschscholtzii var. suksdorfii
* Spreading Rockcress: Arabis x divaricarpa
* American Wintercress: Barbarea orthoceras
* Steens Draba: Draba cusickii var. cusickii
Daggerpod: Phoenicaulis cheiranthoides - Pods maturing.
* Lance-leaved Stonecrop: Sedum lanceolatum
* Bulblet Prairie Star: Lithophragma bulbifera
* Petalless Saxifrage: Saxifraga apetala (S. integrifolia var. apetala) - Fading out of bloom.
* Swamp Saxifrage: Saxifraga nidifica var. nidifica (S. integrifolia var. columbiana)
* Oregon Saxifrage: Saxifraga oregana
* Wax Currant: Ribes cereum var. cereum
* Shrubby Cinquefoil: Pentaphylloides fruticosa
Prairie Smoke: Geum triflorum var. ciliatum - Feathery fruits forming.
* Gordon's Ivesia: Ivesia gordonii
* Shrubby Cinquefoil: Pentaphylloides fruticosa (Potentilla fruticosa) - Beginning to bloom.
* Brewer's Cinquefoil: Potentilla breweri
* Sticky Cinquefoil: Potentilla glandulosa var. pseudorupestris
* Diverse-leaved Cinquefoil: Potentilla glaucophylla
* Varying Cinquefoil: Potentilla versicolor
* Sibbaldia: Sibbaldia procumbens
* Low Mt. Lupine: Lupinus lepidus var. lobbii
* Long-stalked Clover: Trifolium longipes var hansenii (T. longipes var. nevadense)
* Long-stalked Clover: Trifolium longipes var. multiovulatum (T. longipes var. shastense)
* Diffuse Groundsmoke: Gayophytum diffusum ssp. parviflorum
* Gray's Lovage: Ligusticum grayii
* Prickly Phlox: Leptodactylon pungens
* Brewer's Navarretia: Navarretia breweri
* Dark-throat Shooting Star: Dodecatheon pulchellum var. pulchellum
* Broadleaf Bluebells: Mertensia ciliata - Beginning to bloom.
* Common Paintbrush: Castilleja miniata var. miniata
* Steens Mt. Paintbrush: Castilleja pilosa var. steenensis
* Small-flowered Blue-eyed Mary: Collinsia parviflora
Subalpine Monkeyflower: Mimulus tilingii
* Steen's Mountain Penstemon: Penstemon davidsonii var. praeteritus
* Small-flowered Penstemon: Penstemon procerus var. formosus
* American Alpine Speedwell: Veronica wormskjoldii
* Mountain Snowberry: Symphoricarpos oreophilus
Yarrow: Achillea millefolium - In bud.
* Alpine Pussytoes: Antennaria media
* Rosy Pussytoes: Antennaria rosea
Longleaf Arnica: Arnica longifolia - In bud.
* Hairy Arnica: Arnica mollis
Lemon Sagewort: Artemisia michauxiana - In bud.
* Orange Sneezeweed: Dugaldia hoopesii
* Cut-leaved Daisy: Erigeron compositus var. glabratus - Both rayed and rayless forms.
Narrowleaf Goldenweed: Nestotus stenophyllus - Past bloom.
* Hayden's Aster: Oreostemma alpigenum var. haydenii - Beginning to bloom.
* Woolly Groundsel: Packera cana
Cusick's Goldenweed: Pyrrocoma carthamoides var. cusickii - In bud.
Thick-leaved Groundsel: Senecio crassulus - In bud.
* Dwarf Mountain Butterweed: Senecio fremontii
* Common Dandylion: Taraxacum officinale
Least Chipmunks
Sierra Nevada Golden-mantled Ground Squirrels
Yellow-bellied Marmot
Orange Sulfur