Named after Sir Joseph Dalton Hooker (born 1817) - a world famous botanist who travelled on the Antarctic expedition of 1839 under the command of Sir James Ross
and wrote "Handbook of New Zealand Flora" published in 1864-67 describing many specimens sent to Kew by collectors. He died in 1911 and has a memorial stone at Westminster Abbey London.
Tuberous herb, often bright
yellow-green in colour (rarely reddish to maroon); tuber ovoid, up to 5 × 5 mm tall; surface white to red, often in a papery sheath; vertical stolon 10–40 mm long. Above ground parts of the plants highly variable in height, with glabrous stems between 25 × 380 mm tall; unbranched or branched apically, distally, or both. Leaves, often in a flat basal rosette and cauline; basal leaves 2–22, the lamina ovate, elliptic, flabellate, reniform to hatchet-shaped, 1–5 × 2–11mm on a linear petiole 3.0–17.0 × 1.8 mm; cauline leaves alternate, the lamina crescentic, 1.0–6.5 × 1–10 mm, with acute angles, on petiole 3–17 mm long. Inflorescence a 1-sided raceme, 1–10-flowered; peduncle usually 10–50 mm long, but can be as short as 0.1 mm; pedicels 0.5–15 mm long. Sepals ovate, elliptic or obovate, 2.0–5.0 × 0.7–2.4 mm, usually moderately to densely hairy (with up to 30 hairs per mm square), but can also be glabrous; always with a fimbriate margin with hairs up to 1.3mm long. Petals obovate to cuneate, 3–7mm long by 2–7mm wide, white or pink. Styles 3, 0.3–1.2 mm long, divided into a total of between c.20-30 segments. Seeds 0.5–0.8 × 0.3 mm, cylindrical, pandurate to obovoid with a deeply pitted surface.
Flowering start in August and ends in December.
The main flower colour is white.
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