Oryza ridleyi Hook. f.

Morphological characteristics

Perennial, erect to semi-erect tufted grass, usually 1-2 m tall; panicles open; spikelets 7.6-12.7 mm long and 1.6-2.9 mm wide, with rows of trichomes down the length of the papery lemma and palea; sterile lemmas narrow and flexuous, shorter than lemma; awns about 1 cm long; anthers 2-3.4 mm long.

Chromosome number

2n=4x=48

Genome

HHJJ

Distribution

Cambodia, Indonesia, Laos, Malaysia, Myanmar, Papua New Guinea, and Thailand.


 

Habitat

Cambodia, Indonesia, Laos, Malaysia, Myanmar, Papua New Guinea, and Thailand.

 


Habitat: Malaysia.


Panicles of plants growing in forest, Malaysia.


Panicles


Habit: in GRC’s screen house, Philippines.