Flora of North America species comparison

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Erigeron bloomeri

Erigeron bloomeri var. bloomeri

Bloomer's daisy, Bloomer's fleabane, scabland fleabane
Photo is of parent taxon

Bloomer's fleabane, scabland fleabane
Habit Perennials, 4–15(–20) cm; taprooted, caudices branched.
Stems and leaves

strigose to puberulo-hirsutulous.
Stems

(usually white-indurate at bases) erect to slightly basally ascending, glabrous or densely white-strigose, eglandular.

Leaves

mostly basal (persistent);

blades linear, 20–70(–90) × 1–2(–3) mm, cauline reduced (on proximal 1/8–1/2 of stems, bases white-indurate, usually thickened) margins entire, faces glabrous or strigose, eglandular.

Involucres

5–10 × 7–10 mm.

Ray (pistillate) florets

0.

Disc corollas

4.5–7 mm.

Phyllaries

in 2–3 series, strigose to villoso-hirsute or villous, minutely glandular to eglandular.

densely strigose to hirsute or hirsuto-villous, minutely glandular.
Heads

1.

Cypselae

(2.5–)3–4 mm, 2-nerved, glabrous proximally, faces sparsely sericeous on distal 1/3;

pappi: outer of setae, inner of 25–40 bristles.

2n

= 18.

Erigeron bloomeri

Erigeron bloomeri var. bloomeri
Phenology Flowering May–Jul(–Aug).
Habitat Dry, sandy or rocky soils, lava beds, talus, shale, serpentine barrens, meadows, sagebrush, sagebrush-mountain mahogany, pinyon or pinyon-juniper, pine (yellow, white, or Jeffrey)
Elevation (800–)1500–2500(–3000) m ((2600–)4900–8200(–9800) ft)
Distribution
from FNA
CA; ID; NV; OR
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; ID; NV; OR
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Stems and leaves strigose to puberulo-hirsutulous; phyllaries densely strigose to hirsute or hirsuto-villous, minutely glandular
var. bloomeri
1. Stems and leaves glabrous or sparsely strigose; phyllaries glabrous, usually sparsely minutely glandular, sometimes eglandular
var. nudatus
Source FNA vol. 20, p. 298. FNA vol. 20, p. 298.
Parent taxa Asteraceae > tribe Astereae > Erigeron Asteraceae > tribe Astereae > Erigeron > Erigeron bloomeri
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. 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. vetensis, E. vicinus, E. vreelandii, E. watsonii, E. wilkenii, E. yukonensis
E. bloomeri var. nudatus
Subordinate taxa
E. bloomeri var. bloomeri, E. bloomeri var. nudatus
Synonyms E. bloomeri var. pubens
Name authority A. Gray: Proc. Amer. Acad. Arts 6: 540. (1865) unknown
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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