Bull Creek (Humboldt County)
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Bull Creek is the largest Eel River tributary drainage basin preserved within Humboldt Redwoods State Park. The basin contains the world's largest remaining contiguous old-growth forest of coast redwo
Old-growth redwood forest of the Bull Creek floodplain
Oxalis oregana
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Oxalis oregana, known as redwood sorrel or Oregon oxalis, is a species of the wood sorrel family, Oxalidaceae, in the genus Oxalis native to moist Douglas-fir and coast redwood forests of western Nort
Bull Creek (Humboldt County)
…and in gaps in the canopy. Because of the dense canopy, very little light reaches the ground, which is covered primarily by a carpet of shade-tolerant Redwood sorrel. The Bull Creek forest contains several of the world's largest and tallest trees, including the Stratosphere Giant, which was the tallest known tree…
Oxalis oregana 1853
Flowers occur singly; the sepal length is 5–10 mm and that of the petal is 13–20 mm.
Patch of Oxalis oregana. Size can vary depending on rhizome development.