goldencarpet buckwheat, goldencarpet wild buckwheat, wicker buckwheat
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Androsace buckwheat, rock-jasmine wild buckwheat, rockjasmine buckwheat
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Herbs, erect or prostrate to spreading, 0.5–6 dm, glabrous or occasionally tomentose, greenish to reddish. |
Herbs, matted, 0.5–3 dm wide, tomentose to floccose. |
aerial flowering stems prostrate to erect, 0.2–2 dm, glabrous or occasionally tomen-tose. |
caudex spreading; aerial flowering stems ascending to erect, slender, solid, not fistulose, arising at nodes of caudex branches and at distal nodes of short, non-flowering aerial branches, (0.1–)0.3–0.7(–1) dm, tomentose to floccose or subglabrous. |
basal or basal and cauline; basal: petiole 1–8 cm, floccose, blade oblong-ovate, reniform, or rounded to cordate, 0.5–5 × 0.5–3.5 cm, densely white-tomentose abaxially, floccose or glabrous and reddish or greenish adaxially; cauline: petiole 0.5–3 cm, floccose, blade cordate to reniform or orbiculate, 0.5–3 × 0.5–3 cm, similar to basal blade. |
basal, occasionally in rosettes; petiole 0.3–1.5 cm, tomentose; blade narrowly elliptic, (0.5–)1–2 × 0.2–0.5 cm, densely white-lanate or grayish-tomentose abaxially, floccose and green adaxially, margins entire, usually slightly revolute. |
cymose, occasionally distally uniparous due to suppression of secondary branches, open, 2–50 × 3–40 cm; branches glabrous or occasionally tomentose; bracts 1–3(–4) × 1–2 mm. |
subcapitate or umbellate, 0.5–1.5 × 0.3–2 cm; branches tomentose to floccose; bracts 5–7, semileaflike at proximal node, 0.4–1 × 0.1–0.3 cm, often absent immediately below involucre. |
absent or erect, straight, slender, 0.1–0.5 cm, glabrous. |
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terminal at tips of slender branchlets proximally or appressed to branches, cylindric or occasionally turbinate, 2–4 × 1.5–2.5 mm, glabrous or rarely floccose; teeth 5, erect, 0.3–0.5 mm. |
1 per node, narrowly turbinate to turbinate-campanulate, 3–5 × 3–4.5 mm, tomentose to floccose; teeth 5–8, erect, 0.2–0.5 mm. |
1–2.5 mm; perianth white to rose or yellow, glabrous; tepals monomorphic, obovate; stamens included, 1–1.5 mm; filaments glabrous. |
(3.5–)4–5(–6.5) mm, including 0.1–0.2 mm stipelike base; perianth pale yellow, sparsely pubescent abaxially; tepals monomorphic, narrowly oblong; stamens exserted, 4–5 mm; filaments pilose proximally. |
light brown, 3-gonous, 1–2 mm. |
light brown, (3–)4–6 mm, glabrous. |
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Flowering Jul–Aug. |
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Sandy to gravelly or rocky to talus slopes, ridges, and outcrops, mixed grassland, sagebrush, or alpine meadow communities, montane conifer woodlands |
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1700-2700 m (5600-8900 ft) |
CA; OR
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MT; AB |
Varieties 4 (4 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Eriogonum androsaceum is common in the high northern Rocky Mountains in southern Alberta and northwestern Montana (Glacier, Lincoln, Park, Pondera, and Teton counties). It is clearly related to E. flavum but is sufficiently distinct to merit recognition as a species. It is seen occasionally in cultivation but deserves more horticultural attention. A decoction of the rock-jasmine wild buckwheat was used in sweatbaths for rheumatism, and for internal pain by the Thompson Indians of British Columbia (E. V. Steedman 1930). Interestingly, Steedman indicated also that a strong decoction of the plants was used for syphilis. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
1. Plants prostrate to spreading, 0.5-3 dm; involucres 3-4 mm, often terminal on elongated branchlets; leaves basal and cauline; serpentine soil; w Alameda and s Marin counties, California | var. caninum |
1. Plants erect, 2-6 dm; involucres 2-3.5 mm, appressed to inflorescence branches; leaves basal, sometimes also cauline; serpentine or granitic soils; San Mateo, Santa Clara, and Mariposa counties, California, n to sw and sc Oregon | → 2 |
2. Involucres 2-3 mm; flowers 2-2.5 mm; granitic soils; Sierra Nevada, Alpine and Tuolumne counties, California | var. saltuarium |
2. Involucres 3-3.5 mm; flowers 1-2 mm; serpentine soils; Coast Ranges and lower foothills of Sierra Nevada, San Mateo, Santa Clara, and Mariposa counties, California, n to sw and sc Oregon | → 3 |
3. Flowers 1.8-2 mm; Coast Ranges, w California from San Mateo and Santa Clara counties n to sw and sc Oregon | var. luteolum |
3. Flowers 1-1.5(-1.8) mm; e California from Mariposa County to Plumas County | var. pedunculatum |
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FNA vol. 5, p. 420. |
FNA vol. 5, p. 372. |
Polygonaceae > subfam. Eriogonoideae > Eriogonum > subg. Oregonium |
Polygonaceae > subfam. Eriogonoideae > Eriogonum > subg. Oligogonum |
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. 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. wetherillii, E. wootonii, E. wrightii, E. zionis |
E. abertianum, E. acaule, E. alatum, E. aliquantum, E. allenii, E. alpinum, E. ammophilum, E. ampullaceum, 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. wetherillii, E. wootonii, E. wrightii, E. zionis |
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E. vimineum var. luteolum |
E. flavum subsp. androsaceum |
Greene: Pittonia 3: 200. (1897) |
Bentham: in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 14: 9. (1856) |
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