Taxonomy

Division:

Ascomycota | - Sac fungi

Family:

Rhizocarpaceae

Genus:

Rhizocarpon

Species:

Rhizocarpon viridiatrum

USDA Symbol:

RHVI5

Growth Characteristics

Growth Habit:

Lichenous

Light Requirements:

Full Sun

Soil Requirements

Soil Type:

rocky, nutrient-poor substrates

pH:

5.0 - 7.0 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

commonly found on exposed rock surfaces