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Wetherill's buckwheat, Wetherill's wild buckwheat
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Waldo buckwheat, Waldo wild buckwheat
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| Herbs, spreading, annual, 0.5–2.5 dm, glabrous, reddish green to reddish. |
Shrubs, erect or slightly spreading, not scapose, 2–5 × 2–8 dm, densely tomentose, tannish. |
caudex absent; aerial flowering stems erect, solid, not fistulose, 0.1–0.4 dm, glabrous except somewhat villous proximally. |
mostly erect, without persistent leaf bases, up to 1/2 height or more of plant; caudex stems absent; aerial flowering stems erect, stout, solid, not fistulose, 2–4 dm, tomentose. |
basal; petiole 1–5 cm, tomentose to floccose; blade oblong to orbiculate, (0.5–)1–4 × (0.5–)1–3 cm, densely white-tomentose abaxially, floccose to glabrate and reddish or greenish adaxially, margins plane. |
1 per node and sheathing up stems or fasciculate at tips of basal branches; petiole 0.1–0.5(–1) cm, tomentose; blade oblanceolate to narrowly oblong, (1.5–)2–4(–5) × 1–2.5(–3) cm, densely white-tomentose abaxially, floccose adaxially, margins plane. |
cymose, diffuse, flat-topped to rounded, 5–20 × 10–35 cm; branches glabrous; bracts 3, scalelike, 0.5–2 × 1–2 mm. |
cymose, 15–30(–40) × 15–40 cm; branches dichotomous, tomentose; bracts 3, semileaflike, narrowly oblanceolate, 3–7 × 1–3 mm. |
erect, straight, filiform, (0.3–)0.5–1 cm, glabrous, rarely absent distally. |
absent or erect, slender, (1–)3–10 cm, tomentose. |
turbinate, (0.3–)0.5–1 × (0.2–)0.5–1 mm, glabrous; teeth 4, erect, 0.1–0.3 mm. |
1 per node, turbinate-campanulate, 3.5–5 × 2.5–4 mm, tomentose; teeth 5–8, erect, 0.4–0.8 mm. |
0.5–1.2 mm in early anthesis, becoming 1–1.5 mm; perianth yellowish to red in early anthesis, becoming pink to rose, glabrous; tepals monomorphic, elliptic to obovate; stamens included to slightly exserted, 0.7–1 mm; filaments glabrous. |
3–6(–7) mm; perianth white, densely villous abaxially; tepals connate proximal 1/3, monomorphic, narrowly oblong; stamens exserted, 3–7 mm; filaments pilose proximally. |
dark brown to black, lenticular, 0.6–1 mm, glabrous. |
brown, 3–5 mm, villous. |
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| Flowering Apr–Oct. |
Flowering Jul–Sep. |
| Sandy to clayey flats, washes, and slopes, saltbush, greasewood, blackbrush, and creosote bush communities, oak and pinyon and/or juniper woodlands |
Sandy to gravelly flats and slopes, sagebrush communities, oak and montane conifer woodlands |
| 1000-2100(-2700) m (3300-6900(-8900) ft) |
200-800 m (700-2600 ft) |
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AZ; CO; NM; UT
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CA; OR |
Eriogonum wetherillii is a species of the Colorado Plateau in northern Arizona (Apache, Coconino, and Navajo counties), southwestern Colorado (Montezuma County), northwestern New Mexico (San Juan County), and southeastern Utah (Emery, Garfield, Grand, Kane, San Juan, eastern Sevier, and Wayne counties). It typically is locally common, especially on sandy soils, but only rarely weedy. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Eriogonum pendulum is a rare to locally uncommon shrub in the O’Brien-Waldo area of Josephine County, Oregon, and more common in the Siskiyou Mountains of Del Norte County, California, as far south as Gasquet. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
| FNA vol. 5, p. 405. |
FNA vol. 5, p. 303. |
| Polygonaceae > subfam. Eriogonoideae > Eriogonum > subg. Ganysma |
Polygonaceae > subfam. Eriogonoideae > Eriogonum > subg. Eucycla |
E. abertianum, E. acaule, E. alatum, E. aliquantum, E. allenii, E. alpinum, E. ammophilum, E. ampullaceum, E. androsaceum, E. anemophilum, E. angulosum, E. annuum, E. apiculatum, E. apricum, E. arborescens, E. arcuatum, E. aretioides, E. argillosum, E. argophyllum, E. arizonicum, E. artificis, E. atrorubens, E. baileyi, E. batemanii, E. bicolor, E. bifurcatum, E. brachyanthum, E. brachypodum, E. brandegeei, E. breedlovei, E. brevicaule, E. butterworthianum, E. caespitosum, E. capillare, E. cernuum, E. chrysops, E. cinereum, E. cithariforme, E. clavatum, E. clavellatum, E. codium, E. collinum, E. coloradense, E. compositum, E. concinnum, E. congdonii, E. contiguum, E. contortum, E. correllii, E. corymbosum, E. covilleanum, E. crocatum, E. cronquistii, E. crosbyae, E. cusickii, E. darrovii, E. dasyanthemum, E. davidsonii, E. deflexum, E. deserticola, E. desertorum, E. diatomaceum, E. diclinum, E. divaricatum, E. douglasii, E. eastwoodianum, E. effusum, E. elatum, E. elegans, E. elongatum, E. ephedroides, E. eremicola, E. eremicum, E. ericifolium, E. esmeraldense, E. evanidum, E. exaltatum, E. exilifolium, E. fasciculatum, E. flavum, E. fusiforme, E. giganteum, E. gilmanii, E. glandulosum, E. gordonii, E. gossypinum, E. gracile, E. gracilipes, E. gracillimum, E. grande, E. greggii, E. gypsophilum, E. havardii, E. heermannii, E. helichrysoides, E. hemipterum, E. heracleoides, E. hieracifolium, E. hirtellum, E. hirtiflorum, E. hoffmannii, E. holmgrenii, E. hookeri, E. howellianum, E. hylophilum, E. incanum, E. inerme, E. inflatum, E. intrafractum, E. jamesii, E. jonesii, E. kelloggii, E. kennedyi, E. kingii, E. lachnogynum, E. lancifolium, E. latens, E. latifolium, E. lemmonii, E. leptocladon, E. leptophyllum, E. libertini, E. lobbii, E. loganum, E. lonchophyllum, E. longifolium, E. luteolum, E. maculatum, E. mancum, E. marifolium, E. mensicola, E. microthecum, E. mitophyllum, E. mohavense, E. molestum, E. mortonianum, E. multiflorum, E. natum, E. nealleyi, E. nervulosum, E. nidularium, E. niveum, E. nortonii, E. novonudum, E. nudum, E. nummulare, E. nutans, E. ochrocephalum, E. ordii, E. ostlundii, E. ovalifolium, E. palmerianum, E. panamintense, E. panguicense, E. parishii, E. parvifolium, E. pauciflorum, E. pelinophilum, E. pendulum, E. pharnaceoides, E. plumatella, E. polycladon, E. polypodum, E. prattenianum, E. prociduum, E. pulchrum, E. pusillum, E. pyrolifolium, E. racemosum, E. reniforme, E. ripleyi, E. rixfordii, E. robustum, E. rosense, E. roseum, E. rotundifolium, E. rubricaule, E. rupinum, E. salicornioides, E. saxatile, E. scabrellum, E. scopulorum, E. shockleyi, E. siskiyouense, E. smithii, E. soliceps, E. soredium, E. spathulatum, E. spectabile, E. spergulinum, E. sphaerocephalum, E. strictum, E. subreniforme, E. suffruticosum, E. temblorense, E. tenellum, E. ternatum, E. terrenatum, E. thomasii, E. thompsoniae, E. thornei, E. thurberi, E. thymoides, E. tiehmii, E. tomentosum, E. trichopes, E. tripodum, E. truncatum, E. tumulosum, E. twisselmannii, E. umbellatum, E. ursinum, E. vestitum, E. villiflorum, E. vimineum, E. viridescens, E. viridulum, E. viscidulum, E. visheri, E. watsonii, E. wootonii, E. wrightii, E. zionis |
E. abertianum, E. acaule, E. alatum, E. aliquantum, E. allenii, E. alpinum, E. ammophilum, E. ampullaceum, E. androsaceum, E. anemophilum, E. angulosum, E. annuum, E. apiculatum, E. apricum, E. arborescens, E. arcuatum, E. aretioides, E. argillosum, E. argophyllum, E. arizonicum, E. artificis, E. atrorubens, E. baileyi, E. batemanii, E. bicolor, E. bifurcatum, E. brachyanthum, E. brachypodum, E. brandegeei, E. breedlovei, E. brevicaule, E. butterworthianum, E. caespitosum, E. capillare, E. cernuum, E. chrysops, E. cinereum, E. cithariforme, E. clavatum, E. clavellatum, E. codium, E. collinum, E. coloradense, E. compositum, E. concinnum, E. congdonii, E. contiguum, E. contortum, E. correllii, E. corymbosum, E. covilleanum, E. crocatum, E. cronquistii, E. crosbyae, E. cusickii, E. darrovii, E. dasyanthemum, E. davidsonii, E. deflexum, E. deserticola, E. desertorum, E. diatomaceum, E. diclinum, E. divaricatum, E. douglasii, E. eastwoodianum, E. effusum, E. elatum, E. elegans, E. elongatum, E. ephedroides, E. eremicola, E. eremicum, E. ericifolium, E. esmeraldense, E. evanidum, E. exaltatum, E. exilifolium, E. fasciculatum, E. flavum, E. fusiforme, E. giganteum, E. gilmanii, E. glandulosum, E. gordonii, E. gossypinum, E. gracile, E. gracilipes, E. gracillimum, E. grande, E. greggii, E. gypsophilum, E. havardii, E. heermannii, E. helichrysoides, E. hemipterum, E. heracleoides, E. hieracifolium, E. hirtellum, E. hirtiflorum, E. hoffmannii, E. holmgrenii, E. hookeri, E. howellianum, E. hylophilum, E. incanum, E. inerme, E. inflatum, E. intrafractum, E. jamesii, E. jonesii, E. kelloggii, E. kennedyi, E. kingii, E. lachnogynum, E. lancifolium, E. latens, E. latifolium, E. lemmonii, E. leptocladon, E. leptophyllum, E. libertini, E. lobbii, E. loganum, E. lonchophyllum, E. longifolium, E. luteolum, E. maculatum, E. mancum, E. marifolium, E. mensicola, E. microthecum, E. mitophyllum, E. mohavense, E. molestum, E. mortonianum, E. multiflorum, E. natum, E. nealleyi, E. nervulosum, E. nidularium, E. niveum, E. nortonii, E. novonudum, E. nudum, E. nummulare, E. nutans, E. ochrocephalum, E. ordii, E. ostlundii, E. ovalifolium, E. palmerianum, E. panamintense, E. panguicense, E. parishii, E. parvifolium, E. pauciflorum, E. pelinophilum, E. pharnaceoides, E. plumatella, E. polycladon, E. polypodum, E. prattenianum, E. prociduum, E. pulchrum, E. pusillum, E. pyrolifolium, E. racemosum, E. reniforme, E. ripleyi, E. rixfordii, E. robustum, E. rosense, E. roseum, E. rotundifolium, E. rubricaule, E. rupinum, E. salicornioides, E. saxatile, E. scabrellum, E. scopulorum, E. shockleyi, E. siskiyouense, E. smithii, E. soliceps, E. soredium, E. spathulatum, E. spectabile, E. spergulinum, E. sphaerocephalum, E. strictum, E. subreniforme, E. suffruticosum, E. temblorense, E. tenellum, E. ternatum, E. terrenatum, E. thomasii, E. thompsoniae, E. thornei, E. thurberi, E. thymoides, E. tiehmii, E. tomentosum, E. trichopes, E. tripodum, E. truncatum, E. tumulosum, E. twisselmannii, E. umbellatum, E. ursinum, E. vestitum, E. villiflorum, E. vimineum, E. viridescens, E. viridulum, E. viscidulum, E. visheri, E. watsonii, E. wetherillii, E. wootonii, E. wrightii, E. zionis |
| E. filiforme, E. sessile |
E. pendulum var. confertum |
| Eastwood: Proc. Calif. Acad. Sci., ser. 2, 6: 319. (1896) |
S. Watson: Proc. Amer. Acad. Arts 23: 265. (1888) |
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