Erigeron elatior

(A. Gray) Greene

Pittonia 3: 163. 1897.

Common names: Tall fleabane
Endemic
Basionym: Erigeron grandiflorus var. elatior A. Gray Amer. J. Sci. Arts, ser. 2, 33: 237. 1862 (as grandiflorum var. elatius)
Treatment appears in FNA Volume 20. Treatment on page 333. Mentioned on page 267.

Perennials, 20–60 cm; rhizomatous, fibrous-rooted, rhizomes woody, relatively thick. Stems erect, sparsely to moderately villous, minutely glandular. Leaves mostly cauline (basal not persistent); proximal blades 1-nerved obovate, becoming ovate to ovatelanceolate distally, (20–) 30–90 × 5–25 mm, nearly equal-sized and evenly distributed distally (bases clasping), margins entire (apices acute), faces sparsely to moderately hirsuto-villous. Heads 1 (–6). Involucres 7–12 × 13–20 mm. Phyllaries in 2–4 series (linear, apices commonly spreading-reflexing), densely villoso-lanate (hair cross-walls reddish to purple), minutely glandular. Ray-florets 75–150; corollas pink to rose-purple, 10–20 mm, laminae coiling. Disc corollas 4–5.5 mm. Cypselae 2–2.2 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae or setiform scales, inner of 15–20 bristles. 2n = 18.


Phenology: Flowering Jul–Sep.
Habitat: Mountain brush, alpine and subalpine meadows, openings in spruce-fir
Elevation: 2400–3800 m

Discussion

Selected References

None.

Lower Taxa

None.

"thick" is not a number.

... more about "Erigeron elatior"
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
paniculiform +, corymbiform +  and loose +
indeterminate +  and determinate +
Guy L. Nesom +
(A. Gray) Greene +
decurrent +
Erigeron grandiflorus var. elatior +
linear;lanceolate oblanceolate or spatulate +
rugulose +  and muricate +
Tall fleabane +
not 2-lipped +  and actinomorphic +
pink +  and rose-purple +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
beaked +, 2-ribbed +  and 5-ribbed +
subterete +, oblong +  and oblong-obovoid compressed +
fertile +  and bisexual +
0.4 cm4 mm <br />0.004 m <br /> (0.55 cm5.5 mm <br />0.0055 m <br />) +
fertile +  and bisexual +
Colo. +, N.Mex. +, Utah +  and Wyo. +
2400–3800 m +
strigose +  and hirsuto-villous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Mountain brush, alpine and subalpine meadows, openings in spruce-fir +
disciform +  and discoid +
in loose , corymbiform or paniculiform arrays +  and singly +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
turbinate;hemispheric +
1.3 cm13 mm <br />0.013 m <br /> (2 cm20 mm <br />0.02 m <br />) +
petiolate +  and sessile +
erect;spreading +
deltate +
Not (?) +  and Scarious (?) +
2-carpellate +
Flowering Jul–Sep. +
3-nerved +  and 1-nerved +
villoso-lanate +
narrowly elliptic +  and linear-lanceolate +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
3 cm30 mm <br />0.03 m <br /> (9 cm90 mm <br />0.09 m <br />) +
ovate +  and ovatelanceolate +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
bearing subulate enations +, hairy +  and bristly +
setiform +
exalbuminous +
branched +  and simple +
prostrate +  and decumbent +
appendaged +  and truncate +
papillate +  and smooth +
Achaetogeron +  and Trimorpha +
Erigeron elatior +
Erigeron +
species +
inflated +  and tubular +
fibrous-rooted +  and rhizomatous +
90 cm900 mm <br />0.9 m <br /> (100 cm1,000 mm <br />1 m <br />) +
20 cm200 mm <br />0.2 m <br /> (60 cm600 mm <br />0.6 m <br />) +
tree +, shrub +  and subshrub +