Group A
The earliest or lower level flowers typically associated with ponderosa pine, arranged in accordance with their respective habitats.
| (1) Dry Land Plants | |
| Purple fritillary | Fritillaria atropurpurea Nutt. |
| Alaska rein-orchid | Habenaria unalaschensis (Spreng.) Wats. |
| Sulphur plant | Eriogonum unbellatum Torr. |
| Dwarf larkspur | Delphinium depauperatum Nutt. |
| Waxy currant | Ribes cereum Dougl. |
| Gummy currant | Ribes hallii Janez. |
| Serviceberry | Amelanchier floridaLindl. |
| Glandular Five-Finger | Potentilla galandulosa Lindl. |
| Bitter-cherry | Prunus emarginata (Dougl.) Walp. |
| Bitterbrush | Purshia tridentata (Pursh) DC. |
| Naked-fruit rose | Rosa gymnocarpa Nutt. |
| Mountain ash | Sorbus sitchensis Roem. |
| Douglas spiraea | Spiraea douglasii Hook. |
| Scouler willow | Salix scouleriana Barr. |
| Squaw carpet | Ceanothus prostratus Benth. |
| Snowbrush | Ceanothus velutinus Dougl. |
| Fireweed | Epilobium angustifolium L. |
| Oregon sunshine | Eriophyllum lanatum (Pursh) Forbes |
| Yellow collomia | Collomia grandiflora Dougl. |
| Scartlet gilia | Gilia aggregata (Pursh) Spreng. |
| Douglas phlox | Phlox douglasii Hook. |
| Curly-bloom | Phacelia heterophylla Pursh. |
| Western hound’s tongue | Cynoglossum occidentale Gray |
| Pine paintbrush | Castilleja pinetorum Fernald. |
| Heart-leaf arnica | Arnica cordifolia Hook. |
| Entire-leaf ragwort | Senecio integerrimus Nutt. |
| Green-leaf manzanita | Arctostaphylos patula Greene. |
| Pinedrops | Pterospora andromeda Nutt. |
| Snowberry | Symphoricarpus albus (L.) Blake |
| (2) Streambank and Meadow Plants | |
| Slim solomon | Smilacina sessilifolia Nutt. |
| Monk’s hood | Aconitum columbianum Nutt. |
| Baneberry | Acteae spicata arguta Torr. |
| Columbine | Aquilegia formosa Fisch. |
| Henderson buttercup | Ranunculus occidentalis dissectus Hend. |
| Big-leaf avens | Geum macrophyllum Willd. |
| St. Johnswort | Hypericum scouleri Hook. |
| Meadow paintbrush | Castilleja miniata Dougl. |
| Common monkeyflower | Mimuls guttatus DC. |
On the foregoing lists, the earliest to bloom are purple fritillary, slim solomon, Douglas phlox, gummy currant, waxy currant, serviceberry, bitter-cherry, ragwort and manzanita.
Group B
The later appearing flowers of the upper slopes, characteristic of the hemlock forest area, arranged in accordance with their respective habitats.
| (1) Dry Land Species | |
| Spotted coralroot | Corallorrhiza maculata Raf. |
| Mertens coralroot | Corallorrhiza mertensiana Beng. |
| Rattlesnake plantain | Peramium decipiens (Hook.) Piper |
| Gorman stonecrop | Gormania watsoni Britten |
| Newberry knotweed | Polygonum newberryi Small |
| Pyrola-leaf erigonum | Eriogonum pyrolaefolium coryphaem T & G. |
| Mountain sorrel | Oxyria digyna (L.) Campt. |
| Pussy-paws | Calyptridium umbellatum (Torr.) Greene |
| Western windflower | Anemone occidentalis S. Wats. |
| Crater Lake sandwort | Arenaria pumicola Coville & Leiberg |
| Broad-pod rockcress | Arabis platysperma Gray |
| Crater Lake currant | Ribes erythrocarpum Coville & Leiberg |
| Tolmie saxifrage | Saxifraga tolmaei Torr. & Gray |
| Fan-leaf five-finger | Potentilla flabellifolia Hook. |
| Creeping raspberry | Rubus lasiococcus Gray |
| Desert lupine | Lupinus aridus Dougl. |
| Mat manzanita | Arctostaphylos nevadensis Gray |
| Prince’s pine | Chimaphila umbellata (L.) Nutt. |
| Striped pyrola | Pyrola secunda L. |
| Blue stick-seed | Hachelia jessicae (McGregg.) Brand |
| Applegate paintbrush | Castilleja applegatei |
| Spiderweb paintbrush | Castilleja pilosa arachnoidea (Greenman) Jepson |
| Dwarf monkeyflower | Mimulus nanus Hook. & Arn. |
| Lousewort | Pedicularis racemosa Dougl. |
| Davidson pentstemon | Pentstemon menziesii davidsonii (Greene) Piper |
| Rock pentstemon | Pentstemon rupicola Howell |
| Red elderberry | Sambucus racemosa callicarpa (Greene) Jepson |
| Black twinberry | Lonicera involucrata Banks |
| Red twinberry | Lonicera conjugialis Kell. |
| Coville aster | Aster ledophyllus Gray. |
| Bloomer rabbitbrush | Chrysothamnus bloomeri (Gray) Greene |
| Thoroughwort | Eupatorium occidentale Hook. |
| (2) Wet Land Species | |
| Western tofieldia | Tofieldia occidentalis S. Wats. |
| Green corn-lily | Veratrum viride Ait. |
| Bog onion | Allium validum S. Wats. |
| St. John yellow lambstongue | Erythronium grandiflorum pallidum |
| Blue-eyed grass | Sisyrinchium idahoense Rock. |
| Ladies’ tresses | Spiranthes romanzoffiana Sham. & Schl. |
| White bog-orchid | Habenaria dilatata (Pursh) Hook. |
| Green bog-orchid | Habenara stricta Lindl. |
| Smartweed | Polygonum bistertoides Pursh |
| Spring-beauty | Claytonia lanceolata Pursh |
| Gorman buttercup | Ranunculus gormani Greene |
| Brewer mitrewort | Mitella breweri Gray |
| Dense-flowered spiraea | Spiraea densiflora Nutt. |
| Klamath lupine | Lupinus latifolis ligulatus (Greene) C. P. Sm. |
| Yellow wood violet | Viola glabella Nutt. |
| White bog violet | Viola macloskeyi Lloyd |
| Mountain laurel | Kalmia polifolia microphylla Rehd. |
| Alpine shooting-star | Dodecatheon alpinum Greene |
| Lewis monkeyflower | Mimuls lewisii Pursh. |
| Primrose monkeyflower | Mimulus primuloides Benth |
| Elephant heads | Pedicularis groenlandica Retz. |
| Gray blue fleabane | Erigeron salsuginosus (Richards) Gray |
Among the very earliest of the last list are: yellow lambstongue, spring beauty, western windflower and alpien shooting-star.
