Hyparrhenia rufa
naturalizedPoaceae

Hyparrhenia rufa

thatching grass

Naturalized (non-native)non-native

Introduced and now reproducing on its own in the wild.

Hyparrhenia rufa is a species of grass known by the common names jaragua, jaragua grass, and giant thatching grass. It is native to Africa and it is widespread in the world as a cultivated forage and fodder for livestock and a naturalized and sometimes invasive species.

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Seasonality

Only 1 phenology-annotated observation exist for this species in Hawaiʻi — too few to describe a season. No window is inferred.

Gallery · 8 · iNaturalist
open-licensed photos · click any to view its source
Where documented · 42 ahupuaʻa
documented occurrences · iNaturalist + GBIF · iNaturalist 103 · GBIF 57 records
Waikīkī · OʻahuiNat 18 · GBIF 7 ✓
Waimea · KauaʻiiNat 14 · GBIF 4 ✓
Keaʻau · HawaiʻiiNat 9 · GBIF 8 ✓
Kapāpala · HawaiʻiiNat 6 · GBIF 2 ✓
Paʻalaʻa · OʻahuiNat 6 · GBIF 1 ✓
Kaluako‘i · MolokaʻiiNat 4 · GBIF 2 ✓
Keauhou · HawaiʻiiNat 4 · GBIF 1 ✓
Kahuku · HawaiʻiiNat 4 · GBIF 1 ✓
Kula · HawaiʻiiNat 2 · GBIF 2 ✓
Pūpūkea · OʻahuiNat 2 · GBIF 2 ✓
Waikahekahenui · HawaiʻiiNat 2 · GBIF 2 ✓
Pānauinui · HawaiʻiiNat 2 · GBIF 1 ✓
ʻĀpua · HawaiʻiiNat 2 · GBIF 1 ✓
Kaunala · OʻahuiNat 2 · GBIF 1 ✓
Waimea · OʻahuiNat 2 · GBIF 1 ✓
Paumalū · OʻahuiNat 2 · GBIF 1 ✓
Kaipapaʻu · OʻahuiNat 1 · GBIF 1 ✓
Kapoho · HawaiʻiiNat 1 · GBIF 1 ✓
Waimalu · OʻahuiNat 1 · GBIF 1 ✓
Waiʻanae · OʻahuiNat 1 · GBIF 1 ✓
Kaʻaʻawa · OʻahuiNat 1 · GBIF 1 ✓
Waiākea · HawaiʻiiNat 1 · GBIF 1 ✓