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[ Coastal Temp ][ Coastal SubTropical ][ Highveld ]

Inland Highveld

g g JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUN
RESCUE GRASS Bromus unioloides wh wh wh wh gr gr gr gr wh wh wh wh
BERMUDA GRASS Cynodon dactylon wh gr gr gr gr gr gr gr gr gr wh wh
SEDGES, NUT GRASS Cyperus spp. wh wh wh wh gr gr gr gr gr gr gr gr
COCKSFOOT Dactylis glomerata wh wh wh wh gr wh wh wh wh wh wh wh
YORKSHIRE FOG Holcus lanatus wh wh wh wh gr gr gr gr gr wh wh wh
PERENNIAL RYE GRASS Lolium perenne wh wh wh wh wh wh wh wh wh wh wh wh
BAHIA GRASS Paspalum spp. wh wh wh wh wh gr gr gr gr wh wh wh
KIKUYU GRASS, etc. Pennisetum spp. wh wh gr gr gr gr gr gr gr wh wh wh
COMMON REED Phragmites australis gr wh wh wh wh wh gr gr gr gr gr gr
MEADOW GRASS Poa annua wh gr wh gr gr wh gr wh gr wh wh gr
JOHNSON GRASS Sorghum halepense wh wh wh gr gr gr gr gr gr wh wh wh
PIGWEEDS Amaranthus spp. yellow wh wh yellow yellow yellow wh yellow yellow yellow yellow yellow
WORMWOOD Artemisia afra wh yellow wh wh wh wh wh yellow yellow yellow yellow yellow
wh GOOSEFOOT Chenopodium album wh wh wh yellow yellow yellow yellow yellow yellow yellow wh wh
HAIRY WILD LETTUCE Hypochoeris radicata wh wh wh wh wh wh wh wh wh wh wh wh
BUCKHORN PLANTAIN Plantago lanceolata yellow wh yellow yellow yellow yellow yellow wh wh wh wh yellow
SHEEP SORRELL Rumex acetosella wh wh yellow yellow yellow yellow yellow yellow yellow yellow wh wh
TALL KHAKIWEED Tagetes minuta yellow wh wh yellow yellow yellow wh wh wh wh yellow yellow
WATTLE, PORT JACKSON Acacia spp. dgr dgr dgr dgr dgr dgr dgr dgr wh wh wh dgr
EUCALYPTUS, GUM TREE Eucalyptus spp. wh wh wh wh wh wh wh wh wh wh wh wh
OLIVE Olea europea wh wh wh dgr dgr wh wh wh wh wh wh wh
PLANE Platanus acerifolia wh wh wh wh wh wh wh wh wh wh wh wh
MESQUITE Prosopis juliflora wh wh wh wh wh wh wh wh wh wh wh wh
OAK Quercus robur wh wh wh wh wh wh wh wh wh wh wh wh
WILLOW Salix spp. wh dgr dgr wh wh wh wh wh dgr dgr wh wh

[ Coastal Temp ][ Coastal SubTropical ][ Highveld ]
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Data on pollen occurrence and seasonality obtained from the Pretoria National Herbarium Computerised Information System

Data represents a subjective evaluation of the actual events in the year 1993 at location in Mid-Rand region. There will be significant variation from year to year and location to location.