Photo © Mike Wall
Hoary Plume
Platyptilia isodactylus
Checklist Number45.006 [B&F: 1502]
Verification
Record will normally be accepted but photo evidence may be required - check with CMR if not sure of identity
Classification
| Family: | Pterophoridae |
| Subfamily: | Pterophorinae |
| Genus: | Platyptilia |
| Species: | isodactylus |
| Authority: | (Zeller, 1852) |
Nationally scarce (Nb) in fens and marshes and widely distributed albeit local throughout the British Isles, although apparently absent from mainland Scotland. In Hampshire it has been recorded from the Lower Test and the western fringes of the New Forest. Recorded on the Isle of Wight for the first, and so far only, time at Freshwater in 1951. Wingspan 19-29 mm. Larva feeds on flowers, stems and leaves of Marsh Ragwort
The abundance in each month is indicated as follows:
No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time| J | F | M | A | M | J | J | A | S | O | N | D | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adult | | | | | | | | | | | | |
| Larval | | | | | | | | | | | | |
Records by week (adult)
Records by week (larval)
VC10 Isle of Wight
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Freshwater (SZ38) | 1951 | one | K G Blair | Adult |
VC11 South Hampshire
| Site | Date | Quantity | Recorder | Stage |
|---|---|---|---|---|
| Lower Test Marshes NR (SU31) | 1991 | - | R F McCormick | Pupal |
| Lower Test Marshes NR (SU31) | 04/06/1991 | three | J R Langmaid, D H Sterling, R J B Hoare | Pupal |
| Lower Test Marshes NR (SU31) | 13/05/2000 | one | J R Langmaid, B Elliott | Adult |
| Stanpit Marsh (SZ19) | 09/06/2005 | 12 | P A Davey, G Palmer, R P Harley | Adult |
| Burton Meadows (SZ19) | 10/06/2005 | seven | Peter A Davey | Adult |
| Burton Meadows (SZ19) | 17/06/2005 | one | P A Davey, S Davis | Adult |
| Stanpit Marsh (SZ19) | 07/09/2005 | one | Peter A Davey | Adult |
| Nursling (SU31) | 06/05/2010 | 20 | Julian Clarke | Larval |
| Ashurst, NF (SU31) | 17/08/2012 | one | Keith Godfrey | Adult |
| Stanpit Marsh LNR (SZ19) | 13/08/2024 | one | Mike Jeffes | Adult |