NAMA 01 Hains Point

National Mall and Memorial Parks

Site data

38.8669N 77.0266W

Cultivated trees

Map available from NPS

Corticololous lichens in plot 2004 (abundance)

Candelaria concolor (3)

Myelochroa aurulenta (1)
Flavoparmelia caperata (2)

Parmotrema hypotropum (2)

Physcia millegrana (3)

Punctelia rudecta (2)

Nectriopsis parmeliae (1)

Element data (mean µg/g ± SD)

2004 samples	2009 samples
Cd  < 0.54 Cu  24.68 ± 19.26 Cr   3.10 ± 1.55 Pb  40.63 ± 3.53 Ni   4.53 ± 1.69 Zn  63.88 ± 5.62 S  1626.2 ± 199.3 Hg 0.12 ± 0.02	Cd  < 0.50 Cu  18.95 ± 7.35 Cr   4.07 ± 1.61 Pb  39.00 ± 12.73 Ni   2.86 ± 0.81 Zn  59.46 ± 20.12 S  1790.9 ± 17.93 Hg NR

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