Orobanche alba Willd.

Οικογένεια: Οροβαγχίδες

Orobanche alba Willd.

Stem (7–)12–40 cm tall, (2–)3–8 mm thick at base. Leaves 10–20 mm, elongate. Inflorescence 3–10(–17) × (2–)3–4.5 cm, lax, or often dense and ± capitate in small plants. Bracts equalling or slightly exceeding flowers. Calyx segments 10–15 mm, usually entire, long-acuminate from an ovate base. Corolla 15–25(–30) mm, broadly tubular to campanulate, (6–)7–10 mm wide at mouth, whitish, pink or purplish, rarely yellowish to brownish-violet, with purple veins, usually ± densely covered with dark purple glandular hairs. Upper lip emarginate. Lobes of the lower lip truncate to rounded, crenate-dentate, glandular-ciliate. Stamens inserted 2–3 mm above base of corolla tube, pilose at base, glandular-hairy above. Stigma usually purple or flesh-coloured. Parasitic on Lamiaceae (usually Thymus, but also Calamintha, Origanum, Salvia, Thymbra, etc.).

Παρασιτεί αποκλειστικά σε Θυμάρι (Thymus capitatus). Περισσότερες πληροφορίες στα Χλωρίδα μας, Φυτολόγιο, greekflora.gr, Flora of Greece.

Orobanche alba

Orobanche alba

Orobanche alba