Shrubs. Leaf blade lanceolate to linear. Flowering coetaneous or precocious. Catkins pedunculate or subsessile; bracts uniformly colored or 2-colored. Male flower: glands adaxial; stamens 2, connate throughout or filaments partly united; anthers 2- or 4-loculed. Female flower: ovary pilose or glabrous, stipitate or subsessile; style and stigma short or nearly absent.