All Floras      Advanced Search
Page 50 Login | eFloras Home | Help
Chinese Plant Names | Family List | Juncaceae | Juncus

13. Juncus aletaiensis K. F. Wu, Acta Phytotax. Sin. 32: 450. 1994.

阿勒泰灯心草 a le tai deng xin cao

Description from Flora of China

Plants annual, ca. 16 cm tall including inflorescences. Stems striate. Basal leaf 1, cauline leaves sometimes present and similar to basal one; leaf sheath auricles absent; leaf blade linear, 3--4 cm, margin narrowly scarious, apex acute. Inflorescences 2/3--4/5 × plant height; branches few, ascending, somewhat arcuate, usually weak; involucral bract 3--5 cm, shorter than inflorescence. Flowers usually many, secund, subsessile. Bracteoles 2, broadly ovate, 1.6--2 mm. Perianth segments yellowish green, lanceolate, unequal; outer segments ca. 5.5 × 1.5 mm, apex acute; inner segments ca. 4.8 × 1.1 mm, apex subobtuse. Stamens 6; filaments 1.2--1.4 mm; anthers 0.9--1.2 mm. Ovary 3-loculed. Style ca. 0.8 mm; stigmas ca. 1.5 mm. Capsule purplish red at maturity, trigonous ellipsoid, 3.8--4 mm, apex shortly mucronate. Seeds (immature) chestnut brown, ellipsoid. Fl. Jun--Jul, fr. Jul--Aug.

This species is close to Juncus bufonius or possibly J. erythropodus V. I. Kreczetowicz. Further study is needed to determine the relationships.

* Sandy soil near small streams; ca. 600 m. Xinjiang.


 |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |