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Rytidosperma pilosum

(R.Br.) Connor & Edgar (1979)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Monocots Order: Poales Family: Poaceae Genus: Rytidosperma

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Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Hawai'i Naturalized

Dispersal Agents


Pollinators

Specimens

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Bibliography

Name Published In: New Zealand J. Bot. 17: 326 (1979)

Other References

Wagner et al. 1990:1522 (H [as Danthonia pilosa]); Herbst & Clayton 1998:34 (Syn. D. pilosa = R. pilosum, KEY); Darbyshire et al. 2010:670 (R. pilosum misapplied = R. penicillatum); Faccenda 2025b:122 (NEWNAT/H [R. penicillatum misapplied, in part = R. pilosum], KEY)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Rytidosperma pilosum Saddle area, along road to Mauna Loa observatory 1/2 mile from Puu Huluhulu Common along road. Growing with Juncus, Tetramolopium, Vaccinium, and grasses near native scrub vegetation. Preserved_Specimen Small bunchgrass. Davis, J. 523 Hawaii BISH 1981-06-15
2 Rytidosperma pilosum Saddle Road, about 26 miles from Hilo Dry, open grass area with a few Acacia koa, Sophora, and Coprosma ernodioides. Preserved_Specimen Herbst, D.R. 404 Hawaii BISH 1967-03-29
3 Rytidosperma pilosum Humuula, slope above Preserved_Specimen Bryan Jr., E.H. Hawaii BISH 1935-07-30
4 Rytidosperma pilosum Ahumoa [puu western flank of Mauna Kea] along road to top of puu. Assoc'd w/ no. 5322 [Gnaphalium sandwicensium var. kilaueanum] and #5340 [Wallenbergia]; along exposed, dry side of jeep road Preserved_Specimen herb, erect, with shy-blue flowers. Herbst, D.R. 5341 Hawaii BISH 1975-05-21
5 Rytidosperma pilosum N Hilo, Humuula, near Puu Oo Fairly wet pasture land. Preserved_Specimen Ewart III, G.R. 250 Hawaii BISH 1932-05-02
6 Rytidosperma pilosum N Hilo, Humuula, Humuula Sheep Station Preserved_Specimen Forming tufts 1-1.5 ft tall, good growth. Hosaka, E.Y. 2316 Hawaii BISH 1938-06-13
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