Some Common Plants of Upper Newport Bay
Southern Spikeweed, Southern Tarplant  (Centromadia parryi ssp australis)
Plant: Annual, densely glandular (oil glands) and long hairy plant. Listed as rare but abundant at Upper Newport Bay.
Flowers: Ray flowers yellow often aging yellow-orange.  Disk flowers with brown or black anthers. 
Leaf: Tips have spines.
Flowering period:   June to November
Can be found here: Big Canyon, near Interpretive Center bicycle bridge.
Native Plant: Yes Halophyte: No
Family Name: Sunflower
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Date: 6/12/2008