4 1 side of the track, a small, former pond is now completely silted and vegetated over with Sallow, White Willow, Great Hairy Willow-herb and Soft Rush, but the relict species Carex pseudocyperus, Nasturtium officinale, Galium palustre, Scutellaria galericulata, etc., still occur. Further south the much larger pond known as the 'Horse pond' on the 1:25,000 map is also vegetated right across. The marginal Phalaris arundinacea and Typha latifolia giving way first to Epilobium hirsutum and then to Juncus effusus in the centre . Right in the middle of the pond on the wet mud under the Juncus effusus hundreds of rosettes of both Riccia fluitans and the much rarer Ricciocarpos natans were the best finds of the day. On leaving the park, colonies of Hieracium perpropinquum were noted in the early stages of development on the road banks on either side just outside the Lion Gates. KEN ADAMS GENERAL MEETING, SYON PARK, 2ND AUGUST, 1986 Eleven years ago I organised a tree meeting for the Field Club in Hylands Park, Chelmsford. On that occasion on a Sunday in late Sept- ember, seventy five people came to see a modest collection of mainly common trees. Sadly on this Saturday in August only four of us took the opportunity to see some rare and magnificent trees in Syon Park, despite easy travelling now the M.25 appears to have