Plants in the Valley

Showing 301–312 of 343 results

Sorbus scopulina / western mountain ash
- moderate sized shrub with pinnately compound leaves
- 9-13 leaflets per leaf (usually)
- teeny white flowers in large rounded clusters
- yellow berries in August become bright red in September
- rocky hillsides, creek sides, open woods
Spiraea betulifolia / white spiraea
- short (1-3 feet), dominant shrub in forest understory
- rounded leaves with toothed outer margins
- teeny flowers in flat-topped clusters up to 5" across
- flowers are white with 5 petals and many stamens
Spyrogira spp./ green slime
- unbranched, filamentous green alga
- usually as slimy patches or long "tresses"
- anchors to pondweed by entanglement
- prefers the more nutrient rich waters drained from pastures
Stenotus acaulis / stemless goldenweed
- very short, mat forming perennial yellow "daisy"
- thin, lance-shaped leaves, pointing upward
- yellow flower head with 6-15 ray florets, up to 50 disk florets
- in dry, rocky, open-scrub habitats
Streptopus amplexifolius / white twisted-stalk
- creeping herb
- oval, clasping leaves; parallel veins; sharp tip
- pronounced stem "kink" at each node gives twisted look
- drooping, cream-colored flowers, 6 recurved tepals, borne singly
- single, elongated red berries in fall
- found in moist undergrowth
Stuckenia pectinata / sago pondweed
- submerged aquatic - dominant in its habitat
- grass-like (but not a grass); waves in the current
- branched with ~5" pointed leaves
Symphiocarpos oreophilus / mountain snowberry
- small pink (or white) bell or funnel shaped flowers, singly or in pairs
- shrub - upright or spreading
- most visible in late summer when the white "berries" ripen
- in the open or in canopy gaps; along the sides Forest Service roads
Tanacetum vulgare / tansy
- yellow, somewhat flattened, button-like flowers
- pretty clearly in the aster family
- camphor-ish smell
- finely divided, fern-like compound leaves
Taraxacum officinale / dandelion
- rosette growth habit with lobed leaves
- yellow dandelion-like flowers - composites with only ray florets
- only one flower head per stem
- characteristic puff-ball seedheads
- found anywhere and anytime
Taraxia tanacetifolia / tansyleaf evening primrose
- single, sessile, bright yellow, cup shaped flowers; 4 petals
- grows as a rosette, flat to the ground
- leaves are up to 12 inches long; very deeply lobed
- still blooming in mid-October; starts in mid summer
- grows on sandy/gravelly soil, e.g. drying lake beds
Telesonix heucheriformis / false saxifrage
- alpine or subalpine
- on scree, rock faces, cliffs, in cracks
- glandular, slightly lobed leaves (common for the family)
- teeny red or purple-ish flowers in large-ish clusters
- blooms in August at high altitudes
Tetradymia canescens / spineless horsebrush
- shrub - up to 3 feet tall and across; round
- small, yellow composite flowers in clusters of 4 to 8
- dandelion-like seeds often present with flowers
- primary leaves short and linear; long-lived
- secondary leaves in axils of primaries are short-lived
- primary leaves are not spines