Broadly columnar, deciduous. Vigorous grower. Similar in all characteristics to the green leaf form. The purple colour under the leaf adds variety. White hardwood joinery timber.

Broadly conical, deciduous. Vigorous growth and good form. Habitat beside rivers and will grow in very wet places. Tolerates salt winds better than the other alders. Good firewood crop to utilise wet ground. Timber durable under water.

Bushy grey-green stout branched compact shrub. Leaves leathery 2-4cm long, dark green, white beneath, margins upcurved, wavy. Flowers daisy-like furry with yellow radiating petals in single or small clusters Jan & Feb. Naturally uncommon. Growing on limestone cliffs around Castlepoint, Wairarapa. Withstands strong, drying and salt laden winds, an attractive shrub.

Dense tufted plant with arching, wide spreading foliage. Seed from a good rust red coloured population. Flowering stems same length as leaves, elongate as seed matures, up to 2mts & sprawl over the ground. Grows in dry & coastal conditions.