Hong Kong Herbarium

Rare and Precious Plants of Hong Kong (Online Version)

Appendix 1
Appendix 2
Appendix 3

(89) 小花鳶尾
Iris speculatrix
鳶尾科 (Iridaceae)
英文名 (English name): Hong Kong Iris

Status in China: Least Concern (LC)

Description: Perennial herbs. Rhizomes creeping. Roots thick. Leaves slightly curved, dark green, glossy, linear, 15-30 cm long, 0.6-1.2 cm wide, base sheath-like, veins 3-5. Flowering stems 20-25 cm long, 1- or 2-leaved; spathes 2 or 3, green, lanceolate, 5.5-7.5 cm long, 1 or 2-flowered; pedicels 3-5.5 cm long. Flowers violet or light blue, 5.6-6 cm in diam. Perianth tube ca. 5 mm long; outer segments spatulate, 3-4 cm long, with a dark purple circular patch, mid-vein with a yellow crest; inner segments erect, narrowly oblanceolate. Capsule ellipsoid, ca. 5-5.5 cm long, 2 cm in diam., apex long beaked.

Distribution: Cape D'Aguilar, Tai Tam, Sunset Peak, Po Toi Island. SW, S and E China.

Habitat and ecology: In forests and on moist grasslands. Flowering: May. Fruiting: Jul.-Aug.

This species was first discovered on Hong Kong Island by Hance in 1875. The large and colourful flowers make it an attractive ornamental plant. In Hong Kong, most of the localities of its occurrence are in country parks under protection. It has also been listed under the Forestry Regulations (Cap.96 sub. leg.).



Back Top
Last Revision Date:  18 Mar 2019© Copyright 2019 of the Hong Kong Herbarium | Copyright & Disclaimer | Important Notices | Privacy Policy

  Level Double-A conformance, W3C WAI Web Content Accessibility Guidelines 2.0  Meritorious Websites Contest 2014

Agriculture, Fisheries and Conservation Department The Government of the Hong Kong Special Administrative Region