Yellow

Showing 85–96 of 100 results

Solidago multiradiata / alpine goldenrod
- the only (?) goldenrod at alpine altitudes
- clusters of 5-100 small, yellow composite flowers with a dozen-ish rays and 3 doz disc florets
- medium green lance/spoon shaped leaves, bigger at base of the plants; toothed/hairy edges
Sonchus arvensis / field sowthistle
- yellow dandelion-like
- multiple flowers per stalk
- often in patches in wet fields
- leaves spiney but without lobes, clasping the stems
- often several stems from a single point at the soil level
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
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
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
Toxicoscordion venenosum / meadow death camas
- cream to greenish-white flowers - somewhat triangular overall
- branched flowering stem with multiple flowers in a compact pyramidal head
- 6 tepals (petals + sepals), greenish-yellow nectar glands
- grass/lily-like leaves
- blooms early in the season
Tragopogon spp. / salsify
- large yellow inflorescence with pointy sepals extending past the "flower"
- grass-like leaves
- non-native, weed
- widespread
Typha latifolia / cattail
- tall, grass-like with thick, long, flat leaves
- in wet areas, especially streams and stream banks
- inflorescence club-like spike; yellow (male) above, green (female) below
- seed head dark brown club, with bare spike above
- fruits (seeds) white & fluffy, released in late summer, autumn, winter
Utricularia macrorhiza / common bladderwort
- free-floating aquatic perennial; only the flowers are above water
- yellow, snap-dragon-like flowers; up to 20 per stalk; ca. 1" across
- very fine "leaves" underwater, supported by small (1/8") bladders
- carnivorous and/or symbiotic - bladders capture/digest v. small animals, harbor symbionts
Verbascum thapsus / mullein
- rosette of large, soft, hairy leaves
- small yellow flowers densely packed on a very tall spike
- persistent ugly brown spike after flowering is done
- often on otherwise bare ground