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early blue-top fleabane

fan-leaf fleabane

Habit Perennials, 5–25 cm; taprooted, caudices with relatively short, thick branches, often retaining old leaf bases. Perennials, 3–8 cm; taprooted, caudex branches rhizomelike, relatively slender.
Stems

erect, glabrous or sparsely hirsute to villous, densely glandular.

erect (simple, ± scapiform), glabrous, glandular.

Leaves

basal (persistent) and cauline (petioles prominently ciliate, hairs spreading, thick-based);

blades linear to narrowly oblanceolate, 20–90(–150) × 2–4(–7) mm, margins entire, faces glabrous or sparsely hispidulous, minutely glandular;

cauline on proximal 1/3–2/3 of stems, gradually reduced distally.

mostly basal (persistent);

blades cuneate to broadly oblanceolate or spatulate, 10–30(–40) × 4–10 mm, cauline restricted to proximal 1/2 of stems, reduced in size and lobing distally, margins with 3–5 lobes, each secondarily 3- toothed or lobed, faces essentially glabrous, glandular.

Involucres

4–8 × 7–15 mm.

7–8 × 10–15 mm.

Ray florets

30–90;

corollas usually bluish to purplish, sometimes white, drying pinkish, 6–16 mm, laminae reflexing.

50–70;

corollas white to lavender or light pink, 6–8 mm, laminae not coiling or reflexing.

Disc corollas

3.2–5.3 mm (throats tubular).

ca. 4 mm.

Phyllaries

in 3–4 series (midvein region greenish), sparsely to moderately hispid or hispido-villous, minutely and densely glandular.

in 2–3 series, glabrous, minutely glandular.

Heads

1.

1.

Cypselae

1.8–2.2 mm, 2-nerved, faces sparsely strigose;

pappi: outer of inconspicuous, fine setae, inner of 18–25 bristles.

1.8–2 mm, 2-nerved, faces sparsely strigose;

pappi: outer of setae, inner of 20 bristles.

Erigeron vetensis

Erigeron flabellifolius

Phenology Flowering May–Jul(–Aug). Flowering Jul–Aug.
Habitat Dry, rocky slopes, roadsides, usually open exposures, ponderosa pine with juniper and/or oak, lodgepole pine, spruce-fir Open gravelly soils and talus slopes, granite, limestone cliffs and rock slide areas, alpine meadows
Elevation (1700–)2300–3300 m ((5600–)7500–10800 ft) 2800–3800 m (9200–12500 ft)
Distribution
from FNA
CO; NE; NM; WY
[WildflowerSearch map]
[BONAP county map]
from FNA
MT; WY
[BONAP county map]
Discussion

Erigeron vetensis is found in the Rocky Mountains.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 20, p. 288. FNA vol. 20, p. 302.
Parent taxa Asteraceae > tribe Astereae > Erigeron Asteraceae > tribe Astereae > Erigeron
Sibling taxa
E. abajoensis, E. acomanus, E. acris, E. aequifolius, E. algidus, E. aliceae, E. allocotus, E. alpiniformis, E. anchana, E. annuus, E. aphanactis, E. arenarioides, E. argentatus, E. arisolius, E. arizonicus, E. asperugineus, E. aureus, E. barbellulatus, E. basalticus, E. bellidiastrum, E. bigelovii, E. biolettii, E. blochmaniae, E. bloomeri, E. breweri, E. caespitosus, E. calvus, E. canaani, E. canus, E. cascadensis, E. cavernensis, E. cervinus, E. chrysopsidis, E. clokeyi, E. compactus, E. compositus, E. concinnus, E. consimilis, E. corymbosus, E. coulteri, E. cronquistii, E. davisii, E. decumbens, E. denalii, E. disparipilus, E. divergens, E. eatonii, E. elatior, E. elatus, E. elegantulus, E. elmeri, E. engelmannii, E. evermannii, E. eximius, E. filifolius, E. flabellifolius, E. flagellaris, E. flettii, E. foliosus, E. formosissimus, E. garrettii, E. geiseri, E. glabellus, E. glacialis, E. glaucus, E. goodrichii, E. gracilis, E. grandiflorus, E. greenei, E. heliographis, E. hessii, E. howellii, E. humilis, E. hyperboreus, E. hyssopifolius, E. inornatus, E. jonesii, E. kachinensis, E. karvinskianus, E. klamathensis, E. kuschei, E. lackschewitzii, E. lanatus, E. lassenianus, E. latus, E. leibergii, E. leiomerus, E. lemmonii, E. linearis, E. lobatus, E. lonchophyllus, E. maguirei, E. mancus, E. maniopotamicus, E. mariposanus, E. melanocephalus, E. miser, E. modestus, E. muirii, E. multiceps, E. nanus, E. nauseosus, E. nematophyllus, E. neomexicanus, E. nivalis, E. ochroleucus, E. oreganus, E. oreophilus, E. ovinus, E. oxyphyllus, E. pallens, E. parishii, E. parryi, E. peregrinus, E. petrophilus, E. philadelphicus, E. pinnatisectus, E. piperianus, E. piscaticus, E. poliospermus, E. porsildii, E. pringlei, E. procumbens, E. pulchellus, E. pulcherrimus, E. pumilus, E. purpuratus, E. pygmaeus, E. quercifolius, E. radicatus, E. reductus, E. religiosus, E. rhizomatus, E. robustior, E. rybius, E. rydbergii, E. salishii, E. salmonensis, E. sanctarum, E. saxatilis, E. sceptrifer, E. scopulinus, E. serpentinus, E. sionis, E. sivinskii, E. sparsifolius, E. speciosus, E. strigosus, E. subglaber, E. subtrinervis, E. supplex, E. tenellus, E. tener, E. tenuis, E. tracyi, E. trifidus, E. tweedyi, E. uintahensis, E. uncialis, E. uniflorus, E. untermannii, E. ursinus, E. utahensis, E. vagus, E. velutipes, E. vernus, E. versicolor, E. vicinus, E. vreelandii, E. watsonii, E. wilkenii, E. yukonensis
E. abajoensis, E. acomanus, E. acris, E. aequifolius, E. algidus, E. aliceae, E. allocotus, E. alpiniformis, E. anchana, E. annuus, E. aphanactis, E. arenarioides, E. argentatus, E. arisolius, E. arizonicus, E. asperugineus, E. aureus, E. barbellulatus, E. basalticus, E. bellidiastrum, E. bigelovii, E. biolettii, E. blochmaniae, E. bloomeri, E. breweri, E. caespitosus, E. calvus, E. canaani, E. canus, E. cascadensis, E. cavernensis, E. cervinus, E. chrysopsidis, E. clokeyi, E. compactus, E. compositus, E. concinnus, E. consimilis, E. corymbosus, E. coulteri, E. cronquistii, E. davisii, E. decumbens, E. denalii, E. disparipilus, E. divergens, E. eatonii, E. elatior, E. elatus, E. elegantulus, E. elmeri, E. engelmannii, E. evermannii, E. eximius, E. filifolius, E. flagellaris, E. flettii, E. foliosus, E. formosissimus, E. garrettii, E. geiseri, E. glabellus, E. glacialis, E. glaucus, E. goodrichii, E. gracilis, E. grandiflorus, E. greenei, E. heliographis, E. hessii, E. howellii, E. humilis, E. hyperboreus, E. hyssopifolius, E. inornatus, E. jonesii, E. kachinensis, E. karvinskianus, E. klamathensis, E. kuschei, E. lackschewitzii, E. lanatus, E. lassenianus, E. latus, E. leibergii, E. leiomerus, E. lemmonii, E. linearis, E. lobatus, E. lonchophyllus, E. maguirei, E. mancus, E. maniopotamicus, E. mariposanus, E. melanocephalus, E. miser, E. modestus, E. muirii, E. multiceps, E. nanus, E. nauseosus, E. nematophyllus, E. neomexicanus, E. nivalis, E. ochroleucus, E. oreganus, E. oreophilus, E. ovinus, E. oxyphyllus, E. pallens, E. parishii, E. parryi, E. peregrinus, E. petrophilus, E. philadelphicus, E. pinnatisectus, E. piperianus, E. piscaticus, E. poliospermus, E. porsildii, E. pringlei, E. procumbens, E. pulchellus, E. pulcherrimus, E. pumilus, E. purpuratus, E. pygmaeus, E. quercifolius, E. radicatus, E. reductus, E. religiosus, E. rhizomatus, E. robustior, E. rybius, E. rydbergii, E. salishii, E. salmonensis, E. sanctarum, E. saxatilis, E. sceptrifer, E. scopulinus, E. serpentinus, E. sionis, E. sivinskii, E. sparsifolius, E. speciosus, E. strigosus, E. subglaber, E. subtrinervis, E. supplex, E. tenellus, E. tener, E. tenuis, E. tracyi, E. trifidus, E. tweedyi, E. uintahensis, E. uncialis, E. uniflorus, E. untermannii, E. ursinus, E. utahensis, E. vagus, E. velutipes, E. vernus, E. versicolor, E. vetensis, E. vicinus, E. vreelandii, E. watsonii, E. wilkenii, E. yukonensis
Synonyms E. glandulosus, E. porteri
Name authority Rydberg: Bull. Torrey Bot. Club 32: 126. (1905) Rydberg: Bull. Torrey Bot. Club 26: 545. (1899)
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