Wildflowers Found in Oregon

Conifer Broomrape (Pinewoods)

Orobanche pinorum - The conifer broomrape is generally described as an Annual Forb or herb. This Dicot (dicotyledon) is native to the United States. General: Parasitic herb from an evidently thickened, somewhat tuberous base, soon tapering and becoming more slender, short glandular-hairy throughout; stems one or several, with more or less numerous, short, slender branches above, 10-30 cm tall. Leaves: Basal leaves lacking; stem leaves scaly-bracteate, alternate, short glandular-hairy. Flowers: Inflorescence loose, panicle-like, the flowers short-stalked or unstalked, subtended by a pair of bractlets at the base of the calyces as well as by a bract at the base of the stalk; corolla 13-20 mm long, yellowish marked with purplish-brown, the lips short, with short-pointed lobes; calyces 5-8 mm long, the slender lobes about equalling the tubes, or a little shorter, with leaves; anthers smooth or nearly so. Fruits: Capsules, 2-locular, 2- or 3-valved, breaking open longitudinally; seeds numerous, small. Elevation: between 7000 and 8000 feet. Blooms: July - August.