豚草屬（學名：Ambrosia）是一種原產於北美洲的雜草，適應力極強而且生長旺盛的植物，屬於雙子葉植物綱的菊目菊科。大多數的豚草屬植物是一年生的，但也有多年生的，例如：A. dumosa。有十個品種在索諾蘭沙漠生長。
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- Ambrosia acanthicarpa － Flatspine Burr Ragweed, Annual Bursage
- Ambrosia ambrosioides － Ambrosia Burr Ragweed, Canyon Ragweed, chicura
- Ambrosia ambrosioides ssp. septentrionale
- 豚草 Ambrosia artemisiifolia：亦作豬草[1]。
- Ambrosia aspera
- Ambrosia bidentata － Camphor Weed, Lanceleaf Ragweed
- Ambrosia canescens － Hairy Ragweed
- Ambrosia carduacea － Baja California Ragweed
- Ambrosia chamissonis － Silver Burr Ragweed, Silver Beachweed, Silver Beach Burr
- Ambrosia cheirnathifolia － Rio Grande Ragweed
- Ambrosia chenopodiifolia － San Diego Burr Ragweed, San Diego Burrsage
- Ambrosia confertiflora － Weakleaf Burr Ragweed
- Ambrosia cordifolia － Tucson Burr Ragweed
- Ambrosia coronopifolia
- Ambrosia deltoidea － Triangle Burr Ragweed, Triangleleaf Bursage, Rabbitbush
- Ambrosia dumosa － Burrobush, Burroweed, White Bursage
- Ambrosia grayi － Woollyleaf Burr Ragweed
- Ambrosia helenae
- Ambrosia hispida － Coastal Ragweed
- Ambrosia ilicfolia － Hollyleaf Burr Ragweed, Hollyleaf Bursage
- Ambrosia intergradiens
- Ambrosia johnstoniorum
- Ambrosia linearis － Streaked Burr Ragweed
- Ambrosia maritima 模式種
- Ambrosia palustris
- Ambrosia pannosa
- Ambrosia parvifolia
- Ambrosia peruviana － Peruvian Ragweed
- 裸穗豬草 Ambrosia psilostachya[2]
- Ambrosia pumila － Dwarf Burr Ragweed, San Diego Ambrosia
- Ambrosia sandersonii
- Ambrosia scabra
- Ambrosia scabra var. robusta
- Ambrosia scabra var. tenuior
- Ambrosia tarapacana
- Ambrosia tenuifolia － Slimleaf Burr Ragweed
- Ambrosia tomentosa － Skeletonleaf Burr Ragweed
- 三裂葉豬草 Ambrosia trifida[1][3]
- Ambrosia trifida texana － Texan Great Ragweed
- Ambrosia trifolia － Greater Ragweed
- Ambrosia velutina
- Lewis, Alan J. (1973): Ragweed Control Techniques: Effect on Old-Field Plant Populations. Bulletin of the Torrey Botanical Club 100(6): 333-338. doi:10.2307/2484099 (HTML abstract, first page image)
- Payne, Willard W. (1963): The Morphology of the Inflorescence of Ragweeds (Ambrosia-Franseria: Compositae). American Journal of Botany 50(9): 872-880. doi:10.2307/2439774 (HTML abstract, first page image)
- Wopfner, Nicole; Gadermaier, Gabriele; Egger, Matthias; Asero, Riccardo; Ebner, Christof; Jahn-Schmid, Beatrice & Ferreira, Fatima (2005): The spectrum of allergens in ragweed and mugwort pollen. International Archives of Allergy and Immunology 138(4): 337-346. doi:10.1159/000089188 PMID 16254437 (HTML abstract)
