100 



Verbena tirticifolia very few. 



Verbena hastata very few. 



Petunia violacea abundant. 



Lycopersicon Lycopersicon several. 



Solanum nigrum few. 



Physalis pruinosa very few. 



Lycium vulgare one plant. 



Verbascum Thapsits few. 



Linaria Linaria very few. 



Paulownia tomentosa one vigorous shoot at the edge of the 



water from a piece of branch wedged 



between rocks in the retaining wall. 



Plantago Rugelli very few. 



Plantago lanceolata very few. 



Plantago major very few. 



Sambucus pubens two plants. 



Cucmnis melo one vigorous plant producing several 



melons. 



Eupatorium purpureum two or three plants, all small. 



Eupatorium perfoliatum one small plant. 



Euthamia graniinifolia very few. 



Aster cordif alius very few. 



Erigeron annuus very few. 



Leptilon canadensis abundant, many with abnormalities of 



the flower clusters. 



Anaphalis inargaritacea very few. 



Gnaphalum obtusifolium very few. 



Helianthus annuus one plant. 



Bidens frondosa few. 



Bidens bipinnata few. 



Galinsoga parviflora few. 



Achillea Millefolium few. 



Chrysanthemum Leucanthemum very few. 



Erechtites hierqcifolia few. 



Arctium minus very few. 



Carduiis lanceolatus one small plant. 



Taraxacum Taraxacum few. 



Lactuca virosa very few. 



Sonchus asper very few. 



Ambrosia artemisiaefolia very few. 



Xanthium echinatum very few. 



