detailed site-based recording: why bother?
TRANSCRIPT
Detailed site-based
recording:
David Barden
Glamorgan Botany Group
SEWBReC Recorders’ Forum
16 January 2021
Why bother?
My project
• Where? o Llantrisant Common and Pastures SSSI o 110 hectares of rhôs pasture
• When? o Nine years o April 2011 to August 2020
• What? o Vascular plants o 11,800 records
• HoW? o 69% at 10 m resolution or greater
• Why…?
Finding more species
• More effort
• Better spatial coverage
• Improving understanding
Ulmus sp. (Elm) Salix spp. (Willows)
Finding interesting species
• Rarities
• Hybrids
• Variants
Carex canescens (White Sedge) Epilobium obscurum × palustre × parviflorum (a hybrid willowherb)
Silene flos-cuculi (Ragged Robin)
Gaining insights
• Habitats
• Distributions
• Populations
Betonica officinalis (Betony)
Improving id skills
• Plants through the year
• ‘Difficult’ groups
Euphrasia officinalis subsp. anglica (English Eyebright)
Helminthotheca echioides (Bristly Oxtongue)
Lots of information…?
• Records
• Photos
• Habitats and management
• Historical data
• Write it up!
£12.50 + p&p [email protected]
@llantrisantplants 1946