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Hordeum vulgare coeleste

Hordeum vulgare var. coeleste Linnaeus

Languages: English

Overview

General Description

Plants annual. Culms erect, 50-100 cm tall, smooth, glabrous. Leaf sheath usually glabrous; auricles present; ligule 1-2 mm, mm, membranous; leaf blade 9-25 cm, 0.6-2 cm wide. Spike hexastichous, dense; rachis flexible. Spikelets all sessile, fertile, and similar. Glumes linear-lanceolate at base, puberulent; awn 8-14 mm. Lemma apex with long awn 8-15 cm. Palea equaling lemma. Caryopsis free from lemma and palea.

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Description

Diagnostic Description

Hordeum vulgare var. coeleste is close relative of Hordeum vulgare var. trifurcatum, but differs from the latter in its apex of lemma with long awn 8-15 cm (vs. with 3-forked appendage).

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Genetics

The chromosomal number of Hordeum vulgare var. coeleste is 2n = 14 (Ramesh and Sharma, 1994; Ding and Song, 1996; Zhang and Yandua, 1996).

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Ecology and Distribution

Cyclicity

Flowering and fruiting from June to September.

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Distribution

Hordeum vulgare var. coeleste is cultivated in NW and SW China, cultivated occurring in other non-tropical countries.

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Habitat

Growing in plateau cool weather.

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Relevance

Uses

Hordeum vulgare var. coeleste is cultivated as a food for Tibet people.

Author(s): Wen, Jun
Rights holder(s): Wen, Jun

Taxonomy

  • Hordeum coeleste (Linnaeus) P. Beauvois (synonym)
  • Hordeum sativum var. coeleste (Linnaeus) Vilmorin (synonym)

References

Ding, Y., & Song Y. C. (1996).  Analysis of G-band fluctuation and correspondence of G-banding patterns to chromomere patterns in barley. Acta Genetica Sinica. 23,
Ramesh, B., & Sharma T. (1994).  Intervarietal nuclear DNA variation in barley (Hordeum vulgare L.). Proceedings of the Indian National Science Academy. Part B, Biological Sciences. 60,
Zhang, Y. F., & Yandua S. (1996).  Studies on N-banding pattern polymorphism of chromosomes in 92 cultivated barleys (Hordeum vulgare L.), Acta Agronomica Sinica. Acta Agronomica Sinica. 22,