Oryza nivara

Oryza nivara is a wild progenitor of the cultivated rice Oryza sativa. It is found growing in swampy areas, at edge of pond and tanks, beside streams, in ditches, in or around rice fields. Grows in shallow water up to 0.3 m, in seasonally dry and open habitats.

Oryza nivara

Least Concern  (IUCN 3.1)[1]
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O. nivara
Binomial name
Oryza nivara
S.D.Sharma & Shastry

It is an annual, short to intermediate height (usually <2 m) grass; panicles usually compact, rarely open; spikelets large, 6-10.4 mm long and 1.9-3.4 mm wide, with strong awn (4–10 cm long); anthers 1.5–3 mm long.

Its distribution includes Bangladesh, Cambodia, China, India, Laos, Malaysia, Myanmar, Nepal, Sri Lanka, Thailand, and Vietnam.

Recently, the genome of O. nivara was sequenced.[2]

References

  1. Phillips, J.; Yang, L.; Vaughan, D. (2017). "Oryza nivara". IUCN Red List of Threatened Species. 2017: e.T112680564A113899490. doi:10.2305/IUCN.UK.2017-3.RLTS.T112680564A113899490.en.
  2. Zhang, QJ.; Zhu, T.; Xia, EH.; Shi, C.; Liu, YL.; Zhang, Y.; Liu, Y.; Jiang, WK.; et al. (Nov 2014). "Rapid diversification of five Oryza AA genomes associated with rice adaptation". Proc Natl Acad Sci U S A. 111 (46): E4954–E4962. doi:10.1073/pnas.1418307111. PMC 4246335. PMID 25368197.


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