Microchemical Methods for the Identification of Lichens

acetic acetone Alectoria anthraquinone apothecia Appendix atranorin blue blue blue bluish bluish brownish Buellia chemical chemotypes chromatogram Cladonia Cladonia portentosa Colour reactions colourless compounds concentration coverslip crystals Culberson dark data for commonly dibenzofurane distilled water dull Elix epihymenium extract faint fatty acid filter paper flammable fluorescence formic acid fumarprotocetraric green grey gyrophoric acid halo hazardous HPTLC hymenium identification iodine isolichenan Lecanora lecanoric acid Lecidella Lepraria lichenan Lichenologist Lugol's solution MBTH medulla method methyl microscope nitric acid norstictic acid Ochrolechia orange orcinol orcinol para-depside pale yellow Parmelia perlatolic acid Pertusaria pigment pinkish potassium ferricyanide Pseudocyphellaria pulvinic acid derivative purple purplish quinones race reagent reddish brown RELATIVE Rf sample slide solvent solvent system spot tests ẞ-orcinol depsidone stain stictic acid SUGGESTED CONTROL SPECIES sulphuric acid terpenoids thallus thin-layer chromatography tissue TLC data TLC plates Toxic tube usnic acid violaceous violet xanthones yellow pigment yellowish zeorin