Wildflowers of Southern Arizona
Aster (Asteraceae) family.
Annuals or biennials (often sweetly fragrant), 40-90 cm; taprooted. Stems stipitate-glandular throughout (usually persistently lightly white-tomentose distally). Leaf blades (not crowded, internodes mostly 5+ mm) lanceolate to oblanceolate, 3-10 cm × 3-13 mm (distal linear), bases not clasping, decurrent 5-10 mm, margins flat to slightly revolute, faces weakly bicolor, abaxial tomentose, adaxial stipitate-glandular, otherwise glabrescent or glabrous. Heads in corymbiform arrays. Involucres campanulo-subglobose, 4.5-5.5 mm. Phyllaries in 4-5 series, stramineous to creamy (hyaline, shiny), ovate to ovate-oblong, glabrous. Pistillate florets 47-101(-156). Bisexual florets 5-12[-21]. Cypselae not ridged, ± papillate-roughened.
Santa Catalina Mountains
Location: Top of Ski Valley
Elevation: 9040 ft.
GPS: 32.441685, -110.780739
See SEINet Pictures and Description