Australian Biological Resources Study
| Checklist of the Lichens of Australia and its Island Territories | ||
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References | ||
| Usnea hossei var. squarrosa (Vain.) G.N.Stevens | ||
| Biblioth. Lichenol. 72: 51 (1999); Usnea squarrosa Vain., Philipp. J. Sci. 4: 654 (1909). T: Camp Keithley, Lanao Province, Mindanao, Philippines, 1907, M.Strong Clements 1308; holo: TUR-V. | ||
| As var. hossei, but ... Chemistry: Cortex containing usnic acid. Medulla K+ yellow → red; containing salazinic acid (major), barbatic acid (minor), norstictic acid (trace), protocetraric acid (trace) and consalazinic acid (trace). |  |
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| Rare in rainforest canopies and margins in eastern Qld. Also in SE Asia and the Philippines. | ||
| Stevens (2004) | ||
| Checklist Index |
| Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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