79.) CALENDULA to EUPATORIUM
Galinsoga quadriradiata (Shaggy-soldier) - "in her garden at Little Stoke, Patchway", South Gloucestershire in 1952 by M.L. Davis (Bristol Botany in 1952).
CALENDULA
- Calendula officinalis L. (Pot Marigold) / General
- Ambrosia artemisiifolia L. (Ragweed) General
- Ambrosia psilostachya DC. (Perennial Ragweed) 1917 General
- Ambrosia trifida L. (Giant Ragweed) General
- Xanthium strumarium L. (Rough Cocklebur) General
- Xanthium spinosum L. (Spiny Cocklebur) 1932 General
- Rudbeckia hirta L. (Black-eyed-Susan) 1979 / General
- Rudbeckia laciniata L. (Coneflower) 1880 General
- Helianthus annuus L. (Sunflower) / General
- Helianthus petiolaris Nutt. (Lesser Sunflower) General
- Helianthus rigidus x H. tuberosus = H. x laetiflorus Pers. (Perennial Sunflower) General
- Simsia amplexicaulis (Kew) Encelia mexicana (old name) (find common name! - (Mexican?) Bush-sunflower - Wikipedia, Clasped Bush-sunflower) 1900 General
- Guizotia abyssinica (L. f.) Cass. (Niger) / General
- Galinsoga parviflora Cav. (Gallant-soldier) General
- Galinsoga quadriradiata Ruiz & Pav. (Shaggy-soldier) / General
- Bidens cernua L. (var. cernua and var. radiata DC. - Stace, NBN) (Nodding Bur-marigold) - General
- Bidens tripartita L. (var. tripartita and var. integra W.D.J. Koch - Stace, NBN) (Trifid Bur-marigold) - General
- Bidens frondosa L. (Beggarsticks) /- Wetland
- Bidens pilosa L. (Black-jack) 1920 General
- Ratibida columnifera (Nutt.) Wooton & Standl. (Kew, GBIF) Lepachys columnaris (Nutt.) J.F. Macbr. (old name) (Prairie Coneflower - GBIF, Upright Prairie Coneflower - Calflora, Wikipedia, Mexican Hat - Wikipedia) 1918 General
- Cosmos bipinnatus Cav. (Mexican Aster) 1984 / General
- Tagetes erecta L. (African Marigold) General
- Tagetes patula L. (French Marigold) 1984 /- General
- Tagetes minuta L. (Southern Marigold) 1963 General
- Deinandra kelloggii Greene (Kew, GBIF) Hemizonia kelloggii Greene (NBN) (Kellogg's Spikeweed, Kellogg's Tarweed - Calflora) 1922 General
- Centromadia fitchii Greene (Kew, GBIF) Hemizonia fitchii A. Gray (NBN) (Fitch's Spikeweed) 1932 General
- Centromadia pungens Greene (Kew, GBIF) ssp. pungens (Kew) Hemizonia pungens Torr. & A. Gray (NBN) (Common Spikeweed, Common Tarweed - Wikipedia) 1921 General
- Madia glomerata Hook. (Mountain Tarweed) 1923 General
- Madia sativa Molina (Coast Tarweed - NBN, Chile Tarweed - GBIF) 1948 General
- Eupatorium cannabinum L. (Hemp-agrimony) / General
Tagetes patula L. (French Marigold) - BRLSI
Ambrosia artemisiifolia (Ragweed) - 1 plant found outside the Mathew, Bristol Harbour 23.08.25, Maico Weites - add record. Usually occuring by lakes where waterfowl frequent.
Species to add
- Euphrosyne xanthiifolia (Nutt.) A. Gray (Marsh-elder) - Glos. Fl. (as I. xanthiifolia)
Plants added by me:
- Guizotia scabra (Vis.) Chiov. (Rough Niger) - a single plant was found growing amongst a large quantity of G. abyssinica with other aliens on disturbed ground at Blaise Castle Estate, Bristol in 2023 by D. Peters - a first record for the Bristol region.
Melampodium montanum? Zinnia elegans (Garden Zinnia)