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Rytidosperma penicillatum

(Labill.) Connor & Edgar (1979)

This name is accepted

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

hairy oatgrass, wallaby grass

Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves:

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Molokai Only found in cultivation
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents


Pollinators

Bibliography

Name Published In: New Zealand J. Bot. 17: 327 (1979)

Other References

Wagner et al. 1990:1522 (H [as Danthonia pilosa]); Herbst & Clayton 1998:34 (Syn. D. pilosa = R. pilosum, KEY); Herbst & Wagner 1999:29 (EM [as R. pilosum]); Darbyshire et al. 2010:670 (R. pilosum misapplied = R. penicillatum); Faccenda 2025b:120 (EM, 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 penicillatum East Maui, Hana District, Kahikinui, Pahihi drainage basin Uncommon in grassland heavily browsed by feral goats & occasional pig. Vegetation: Degraded Acacia/Metrosideros Montane Mesic Forest, w. Deschampsia, Holcus, Anthoxanthum, Axonopus, Pteridium, Conyza. Preserved_Specimen Oppenheimer, H.L. 90623 Maui BISH 2006-09-27
2 Rytidosperma penicillatum Haleakala Crater, base of Crystal cave On open cinder slope w/Deschampsia, Styphelia, Sophora. Preserved_Specimen Haus, B. Maui BISH 1998-06-25
3 Rytidosperma penicillatum East Maui, Makawao District, on side of Crater Rd Pastures. Associated vegetation: Pennisetum clandestinum. Preserved_Specimen Erect, tufted grass, <1m ht; stems and lvs hairy and tufts of hairs at base of spikelet. Starr, F. 9133 Maui BISH 2000-09-13
4 Rytidosperma penicillatum East Maui, on trail, top of old switchbacks, Hawaii National Park Subalpine shrubland with a`a substrate. Associated vegetation: Vaccinium reticulatum. Preserved_Specimen Erect, annual grass. Starr, F. 408132 Maui BISH 2004-08-13
5 Rytidosperma penicillatum Hamakua, Kalopa, Hanaipoe Semi-dry pasture Preserved_Specimen Rare. Making good growth Hosaka, E.Y. 3667 Hawaii BISH 1952-07-03
6 Rytidosperma penicillatum Kaohe, Mauna Kea, Hamakua Occasional in dry open pasture. Preserved_Specimen Hosaka, E.Y. 1596 Hawaii BISH 1936-09-12
7 Rytidosperma penicillatum Makawao, omaojie [?] Pasture Preserved_Specimen Common Hosaka, E.Y. 2675 Maui BISH 1944-05-11
8 Rytidosperma penicillatum Puu Laau, growing near the hunter's cabin Preserved_Specimen Weed. Herbst, D.R. 5224 Hawaii BISH 1975-01-18
9 Rytidosperma penicillatum Haleakala Nursery Preserved_Specimen Maui BISH 1938-09-13
10 Rytidosperma penicillatum East Maui, Hosmer LZ Preserved_Specimen Welton, P. 2157 Maui BISH 2002-06-13
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