Jerusalem Oak Goosefoot

Annual up to 50 cm, mostly branched from the base, green or yellowish-green; stem and leaves densely covered with simple (up to 0.3 mm long) and glandular hairs. Lower leaves long-petiolate, up to 6.0(7.0–10.0) cm, pinnatifid; middle and upper leaves shorter, up to 5.0 cm, sometimes almost entire and crisp, very aromatic. Inflorescence up to 20 cm long with ± dense indumentum consisting of curved simple (up to 0.3 mm) hairs partially intermixed with glandular hairs. Perianth segments 5, free, 0.7–0.8 × 0.5 mm; their dorsal part with glandular hairs (up to 0.125 mm long) having scaphoid terminal cell and with scattered stout simple hairs up to 0.075 mm (Fig. 23A). Fruit 0.6–0.8 mm, subspherical; pericarp with minute, wart-like papillae (Fig. 23B); seed blackish, slightly keeled; embryo horizontal.

See Fig. 24.