Collections made by Bart Wursten

In flower

In fruit.

Leavs small, green, not much hairy or glaucous; only 5 metacarpels, very long awns

Petiole short with a squat gland; bark pale grey

Bracts with long, ciliate teeth

Species with shorter, forward pointing teeth on the female bracts

Erect annual with spreading spicate inflorescences; female bracts open with dentate margins.

Large colonies in degraded understorey; female bracts clearly toothed

Leaves long petiolate, rhombic-ovate, capitula small; achenes tuberculate

Fronds pilose

Young plants; not pilose, not winged, margin not serrate

Growing together with Adiantum incisum.

Rhachis winged.

Flowers tiny white, Leaves with very short white hairs.

Virgate shrub up to 1 m tall, growing in shallow water.

Very common particularly on Dichrostachys cinerea

Erect unbranched herb, up to 20 cm high; flowers yellow

iNaturalist record

iNaturalist record

Fruit as long or longer than perianth segments

Fruit dark, as long or longer than tepals

With old fruit

Annual

Unbranched annuals with square stems, somewhat winged near the top; leaves linear-lanceolate, auriculate-sagittate at the base. Flowers in few-flowered axillary inflorescences on longish wiry peduncles.

Clearly perennial herb with strong rootstock.

In fruit

Many inflorescences infested with galls

Bright yellow form

Creeping rhizome, no gemma, about 30 cm, stipe articulated in lower half

Old leaves only, dying back in winter.

In fruit

Looks like a cross between A. sandersonii and A. dregeanum

Looks like a cross between A. sandersonii and A. dregeanum

Erect rhizome, fronds tufted, not proliferous