# Haplopappus

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***Haplopappus*** is a genus of [flowering plants](/source/Flowering_plant) in the family [Asteraceae](/source/Asteraceae) found in South America, mostly restricted to the dry regions of the [Southern Andes](/source/Southern_Andean_steppe), [Chilean Matorral](/source/Chilean_Matorral), and [Patagonia](/source/Patagonia).[3][1]

## Taxonomy

### Species

Species accepted by the [Plants of the World Online](/source/Plants_of_the_World_Online) as of December 2022:[4]

- *[Haplopappus albicans](/source/Haplopappus_albicans)* Benoist
- *[Haplopappus angustifolius](/source/Haplopappus_angustifolius)* Reiche
- *[Haplopappus anthylloides](/source/Haplopappus_anthylloides)* Meyen & Walp.
- *[Haplopappus baylahuen](/source/Haplopappus_baylahuen)* J.Rémy
- *[Haplopappus bezanillanus](/source/Haplopappus_bezanillanus)* (J.Rémy) Reiche
- *[Haplopappus boelckei](/source/Haplopappus_boelckei)* Tortosa & Adr.Bartoli
- *[Haplopappus canescens](/source/Haplopappus_canescens)* Reiche
- *[Haplopappus cerberoanus](/source/Haplopappus_cerberoanus)* (J.Rémy) Reiche
- *[Haplopappus chrysanthemifolius](/source/Haplopappus_chrysanthemifolius)* DC.
- *[Haplopappus coquimbensis](/source/Haplopappus_coquimbensis)* (Hook. & Arn.) Klingenb.
- *[Haplopappus decurrens](/source/Haplopappus_decurrens)* J.Rémy
- *[Haplopappus deserticola](/source/Haplopappus_deserticola)* Phil.
- *[Haplopappus diplopappus](/source/Haplopappus_diplopappus)* J.Rémy
- *[Haplopappus donianus](/source/Haplopappus_donianus)* Sch.Bip. ex Reiche
- *[Haplopappus elatus](/source/Haplopappus_elatus)* Reiche
- *[Haplopappus ferreyrae](/source/Haplopappus_ferreyrae)* Cabrera
- *[Haplopappus foliosus](/source/Haplopappus_foliosus)* DC.
- *[Haplopappus glutinosus](/source/Haplopappus_glutinosus)* Cass.
- *[Haplopappus graveolens](/source/Haplopappus_graveolens)* Reiche
- *[Haplopappus grindelioides](/source/Haplopappus_grindelioides)* DC.
- *[Haplopappus hirtellus](/source/Haplopappus_hirtellus)* Phil.
- *[Haplopappus humilis](/source/Haplopappus_humilis)* Reiche
- *[Haplopappus integerrimus](/source/Haplopappus_integerrimus)* (Hook. & Arn.) H.M.Hall
- *[Haplopappus kingii](/source/Haplopappus_kingii)* Reiche
- *[Haplopappus lanatus](/source/Haplopappus_lanatus)* Hook.f.
- *[Haplopappus latifolius](/source/Haplopappus_latifolius)* Reiche
- *[Haplopappus linifolius](/source/Haplopappus_linifolius)* Reiche
- *[Haplopappus macreanus](/source/Haplopappus_macreanus)* (J.Rémy) Reiche
- *[Haplopappus macrocephalus](/source/Haplopappus_macrocephalus)* (Poepp. ex Less.) DC.
- *[Haplopappus marginalis](/source/Haplopappus_marginalis)* Phil.
- *[Haplopappus maulinus](/source/Haplopappus_maulinus)* Klingenb.
- *[Haplopappus mendocinus](/source/Haplopappus_mendocinus)* Tortosa & Adr.Bartoli
- *[Haplopappus mieresii](/source/Haplopappus_mieresii)* P.Medina & Nic.García
- *[Haplopappus mucronatus](/source/Haplopappus_mucronatus)* Hook. & Arn.
- *[Haplopappus multifolius](/source/Haplopappus_multifolius)* Phil. ex Reiche
- *[Haplopappus nahuelbutae](/source/Haplopappus_nahuelbutae)* Klingenb.
- *[Haplopappus ochagavianus](/source/Haplopappus_ochagavianus)* Phil.
- *[Haplopappus parvifolius](/source/Haplopappus_parvifolius)* A.Gray
- *[Haplopappus paucidentatus](/source/Haplopappus_paucidentatus)* Phil.
- *[Haplopappus pedunculosus](/source/Haplopappus_pedunculosus)* J.Rémy
- *[Haplopappus philippii](/source/Haplopappus_philippii)* H.M.Hall
- *[Haplopappus phyllophorus](/source/Haplopappus_phyllophorus)* Reiche
- *[Haplopappus pinea](/source/Haplopappus_pinea)* Reiche
- *[Haplopappus pinnatifidus](/source/Haplopappus_pinnatifidus)* Nutt.
- *[Haplopappus platylepis](/source/Haplopappus_platylepis)* Phil.
- *[Haplopappus poeppigianus](/source/Haplopappus_poeppigianus)* A.Gray
- *[Haplopappus pristiphyllus](/source/Haplopappus_pristiphyllus)* (J.Rémy) H.M.Hall
- *[Haplopappus pulchellus](/source/Haplopappus_pulchellus)* DC.
- *[Haplopappus pusillus](/source/Haplopappus_pusillus)* Klingenb.
- *[Haplopappus racemiger](/source/Haplopappus_racemiger)* Klingenb.
- *[Haplopappus reicheanus](/source/Haplopappus_reicheanus)* H.M.Hall
- *[Haplopappus remyanus](/source/Haplopappus_remyanus)* Wedd.
- *[Haplopappus rengifoanus](/source/Haplopappus_rengifoanus)* J.Rémy
- *[Haplopappus retinervius](/source/Haplopappus_retinervius)* (Kuntze) Klingenb.
- *[Haplopappus rigidus](/source/Haplopappus_rigidus)* Phil.
- *[Haplopappus rosulatus](/source/Haplopappus_rosulatus)* H.M.Hall
- *[Haplopappus rotundifolius](/source/Haplopappus_rotundifolius)* H.M.Hall
- *[Haplopappus scaposus](/source/Haplopappus_scaposus)* J.Rémy
- *[Haplopappus schumannii](/source/Haplopappus_schumannii)* (Kuntze) G.K.Br. & W.D.Clark
- *[Haplopappus scrobiculatus](/source/Haplopappus_scrobiculatus)* DC.
- *[Haplopappus serrulatus](/source/Haplopappus_serrulatus)* Reiche
- *[Haplopappus setulosus](/source/Haplopappus_setulosus)* Klingenb.
- *[Haplopappus stelliger](/source/Haplopappus_stelliger)* J.Rémy
- *[Haplopappus stolpii](/source/Haplopappus_stolpii)* Phil.
- *[Haplopappus struthionum](/source/Haplopappus_struthionum)* Speg.
- *[Haplopappus taeda](/source/Haplopappus_taeda)* Reiche
- *[Haplopappus uncinatus](/source/Haplopappus_uncinatus)* Phil.
- *[Haplopappus undulatus](/source/Haplopappus_undulatus)* Klingenb.
- *[Haplopappus valparadisiacus](/source/Haplopappus_valparadisiacus)* Klingenb.
- *[Haplopappus velutinus](/source/Haplopappus_velutinus)* J.Rémy
- *[Haplopappus vicuniensis](/source/Haplopappus_vicuniensis)* Klingenb.
- *[Haplopappus viridialbus](/source/Haplopappus_viridialbus)* Cuatrec.

**Formerly included[1][5]**

Many species once included in *Haplopappus* are now regarded as belonging to other genera: *[Acamptopappus](/source/Acamptopappus), [Ageratina](/source/Ageratina), [Aztecaster](/source/Aztecaster), [Benitoa](/source/Benitoa), [Croptilon](/source/Croptilon), [Ericameria](/source/Ericameria), [Grindelia](/source/Grindelia), [Gundlachia](/source/Gundlachia_(plant)), [Haploesthes](/source/Haploesthes), [Hazardia](/source/Hazardia_(plant)), [Inulopsis](/source/Inulopsis), [Isocoma](/source/Isocoma), [Leptostelma](/source/Leptostelma), [Llerasia](/source/Llerasia), [Lorandersonia](/source/Lorandersonia), [Machaeranthera](/source/Machaeranthera), [Nestotus](/source/Nestotus), [Noticastrum](/source/Noticastrum), [Oonopsis](/source/Oonopsis), [Oreochrysum](/source/Oreochrysum), [Oreostemma](/source/Oreostemma), [Osbertia](/source/Osbertia), [Pyrrocoma](/source/Pyrrocoma), [Rayjacksonia](/source/Rayjacksonia), [Stenotus](/source/Stenotus_(plant)), [Toiyabea](/source/Toiyabea), [Tonestus](/source/Tonestus), [Xanthisma](/source/Xanthisma)*

## References

1. [Tropicos, *Haplopappus* Cass.](http://www.tropicos.org/Name/40020966)

1. *Haplopappus* | International Plant Names Index. (n.d.). Retrieved July 22, 2023, from [https://www.ipni.org/n/329847-2](https://www.ipni.org/n/329847-2)

1. [Cassini, Alexandre Henri Gabriel de. 1828. Dictionnaire des Sciences Naturelles \[Second edition\] 56: 168-170](https://www.biodiversitylibrary.org/page/25316137#page/186/mode/1up)in French, name spelled *"Aplopappus"*

1. ["*Haplopappus* Cass."](https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:329847-2). *Plants of the World Online*. Royal Botanic Gardens, Kew. 2022. Retrieved 2 December 2022.

1. Noyes, Richard D. & Rieseberg, LH (1999), "ITS sequence data support a single origin for North American Astereae (Asteraceae) and reflect deep geographic divisions in Aster s.l", *American Journal of Botany*. **86** (3): 398–412, [doi:10.2307/2656761](https://doi.org/10.2307/2656761). [JSTOR 2656761](https://www.jstor.org/stable/2656761). [PMID 10077502](https://pubmed.ncbi.nlm.nih.gov/10077502)

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Adapted from the Wikipedia article [Haplopappus](https://en.wikipedia.org/wiki/Haplopappus) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Haplopappus?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.