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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

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

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 (NOM:Syn. D. pilosa = Rytidosperma pilosum, KEY); Herbst & Wagner 1999:29 (EM [as R. pilosum]); Darbyshire et al. 2010:670 (Misapplied: R. pilosum = R. penicillatum)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Rytidosperma penicillatum (Labill.) Connor & Edgar East Maui, Makawao District, on side of Crater Rd Pastures. Associated vegetation: Pennisetum clandestinum. PRESERVED_SPECIMEN Starr, F. 000913-3 Maui BISH 9/13/2000
2 Rytidosperma penicillatum (Labill.) Connor & Edgar east maui, makawao district, on side of crater rd Pastures. Associated vegetation: Pennisetum clandestinum. PRESERVED_SPECIMEN starr, f. martz, k. collector number: 000913-3 Maui BISH 9/13/2000
3 Rytidosperma penicillatum (Labill.) Connor & Edgar Mauna Kea; Pohakaloa Military Camp, 1979 burn area PRESERVED_SPECIMEN Adee, K.T. s.n. Hawaii BISH
4 Rytidosperma penicillatum (Labill.) Connor & Edgar N Hilo, Humuula, Humuula Sheep Station PRESERVED_SPECIMEN Hosaka, E.Y. 2316 Hawaii BISH 6/13/1938
5 Rytidosperma penicillatum (Labill.) Connor & Edgar N Hilo, Humuula, near Puu Oo Fairly wet pasture land. PRESERVED_SPECIMEN Ewart III, G.R. 250 Hawaii BISH 5/2/1932
6 Rytidosperma penicillatum (Labill.) Connor & Edgar Pohakaloa Military Camp. Mauna Kea 1979 burn area PRESERVED_SPECIMEN Adee, K.T. s.n. Hawaii BISH
7 Rytidosperma penicillatum (Labill.) Connor & Edgar East Maui, Makawao District, Kamaole, Kula Forest Reserve Growing alongside the Haleakala Ridge Trail in an area of alien forestry plantings. PRESERVED_SPECIMEN Oppenheimer, H.L. Lau, J.; Perlman, S.; Aguraiuja, R. Collector Number: H70208 Maui BISH 7/15/2002
8 Rytidosperma penicillatum (Labill.) Connor & Edgar Kaohe, Mauna Kea, Hamakua Occasional in dry open pasture. PRESERVED_SPECIMEN Hosaka, E.Y. 1596 Hawaii BISH 9/12/1936
9 Rytidosperma penicillatum (Labill.) Connor & Edgar Humuula, slope above PRESERVED_SPECIMEN Bryan Jr., E.H. s.n. Hawaii BISH 7/30/1935
10 Rytidosperma penicillatum (Labill.) Connor & Edgar Puu Laau, growing near the hunter's cabin PRESERVED_SPECIMEN Herbst, D.R. 5224 Hawaii BISH 1/18/1975
11 Rytidosperma penicillatum (Labill.) Connor & Edgar hale pohaku, mauna kea, hamakua district Growing with Deschampsia australis, Stipa cernua and Trisetum glomeratum in open mamane parkland. PRESERVED_SPECIMEN cuddihy, l.w. collector number: 895 Hawaii BISH 10/6/1981
12 Rytidosperma penicillatum (Labill.) Connor & Edgar pohakaloa military camp. mauna kea on reef flat at low tide PRESERVED_SPECIMEN adee, k.t. collector number: s.n. Kauai BISH
13 Rytidosperma penicillatum (Labill.) Connor & Edgar On rd from saddle (Humuula Sta.) to State Park Cabins (Hale Pohaku), S slope of Mauna Kea Volcano Tussock grassland (Deschampsia nubigena, Trisetum glomeratum, Danthonia sp., many spp. introduced). Sophora chrysophylla savanna, on porous basaltic sands & volcanic ash slopes. PRESERVED_SPECIMEN Iltis, H.H. H-190a Hawaii BISH 6/23/1967
14 Rytidosperma penicillatum (Labill.) Connor & Edgar Hale Pohaku, Mauna Kea, Hamakua District Growing with Deschampsia australis, Stipa cernua and Trisetum glomeratum in open mamane parkland. PRESERVED_SPECIMEN Cuddihy, L.W. 895 Hawaii BISH 10/6/1981
15 Rytidosperma penicillatum (Labill.) Connor & Edgar N Hilo District, lands of Humuula, along sides of Wailuku River Dry sparsely vegetated area. PRESERVED_SPECIMEN Herbst, D.R. 5937 Hawaii BISH 7/6/1977
16 Rytidosperma penicillatum (Labill.) Connor & Edgar near pohakuloa, puu omaokoili PRESERVED_SPECIMEN hosaka, e.y. collector number: 12 Hawaii BISH 4/3/1962
17 Rytidosperma penicillatum (Labill.) Connor & Edgar humuula, slope above PRESERVED_SPECIMEN bryan jr., e.h. collector number: s.n. Hawaii BISH 7/30/1935
18 Rytidosperma penicillatum (Labill.) Connor & Edgar Hale Pohaku, Mauna Kea, Hamakua District Growing with Deschampsia australis, Stipa cernua and Trisetum glomeratum in open mamane parkland. PRESERVED_SPECIMEN Cuddihy, L.W. Collector Number: 895 Hawaii BISH 10/6/1981
19 Rytidosperma penicillatum (Labill.) Connor & Edgar Hawai`i or Maui PreservedSpecimen U.S. Department of Agriculture Collector Number: s.n. BISH Specimen 3/27/1905
20 Rytidosperma penicillatum (Labill.) Connor & Edgar east maui, on trail, top of old switchbacks, hawaii national park Subalpine shrubland with a`a substrate. Associated vegetation: Vaccinium reticulatum. PRESERVED_SPECIMEN starr, f. starr, k. collector number: 040813-2 Maui BISH 8/13/2004
21 Rytidosperma penicillatum (Labill.) Connor & Edgar mauna kea; pohakaloa military camp, 1979 burn area PRESERVED_SPECIMEN adee, k.t. collector number: s.n. Hawaii BISH
22 Rytidosperma penicillatum (Labill.) Connor & Edgar East Maui, on trail, top of old switchbacks, Hawaii National Park Subalpine shrubland with a`a substrate. Associated vegetation: Vaccinium reticulatum. PRESERVED_SPECIMEN Starr, F. 040813-2 Maui BISH 8/13/2004
23 Rytidosperma penicillatum (Labill.) Connor & Edgar N slope of Mauna Kea, Makai of Puu Kole near Hanaipoe Gulch Subalpine shrubland with cinder substrate. Associated vegetation: Pukiawe, mamane. PRESERVED_SPECIMEN Starr, F. 040723-9 Hawaii BISH 7/23/2004
24 Rytidosperma penicillatum (Labill.) Connor & Edgar puu laau, growing near the hunter's cabin PRESERVED_SPECIMEN herbst, d.r. collector number: 5224 Hawaii BISH 1/18/1975
25 Rytidosperma penicillatum (Labill.) Connor & Edgar n hilo district, lands of humuula, along sides of wailuku river In very shaded, rich wet woods. PRESERVED_SPECIMEN herbst, d.r. collector number: 5937 Oahu BISH 7/6/1977
26 Rytidosperma penicillatum (Labill.) Connor & Edgar kaohe, mauna kea, hamakua PRESERVED_SPECIMEN hosaka, e.y. collector number: 1596 Oahu BISH 9/12/1936
27 Rytidosperma penicillatum (Labill.) Connor & Edgar 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. H90623 Maui BISH 9/27/2006
28 Rytidosperma penicillatum (Labill.) Connor & Edgar Near Pohakuloa, Puu Omaokoili PRESERVED_SPECIMEN Hosaka, E.Y. 12 Hawaii BISH 4/3/1962
29 Rytidosperma penicillatum (Labill.) Connor & Edgar Pohakaloa Military Camp; Mauna Kea. 1979 burn area. Site B-2; T-1; #5 PRESERVED_SPECIMEN Adee, K.T. s.n. Hawaii BISH
30 Rytidosperma penicillatum (Labill.) Connor & Edgar Haleakala Crater, base of Crystal cave On open cinder slope w/Deschampsia, Styphelia, Sophora. PRESERVED_SPECIMEN Haus, B. s.n. Maui BISH 6/25/1998
31 Rytidosperma penicillatum (Labill.) Connor & Edgar Haleakala Nursery PRESERVED_SPECIMEN s.n. Maui BISH 9/13/1938
32 Rytidosperma penicillatum (Labill.) Connor & Edgar haleakala nursery PRESERVED_SPECIMEN collector number: s.n. Oahu BISH 9/13/1938
33 Rytidosperma penicillatum (Labill.) Connor & Edgar n hilo, humuula, humuula sheep station PRESERVED_SPECIMEN hosaka, e.y. collector number: 2316 Hawaii BISH 6/13/1938
34 Rytidosperma penicillatum (Labill.) Connor & Edgar East Maui, Makawao District, on side of Crater Rd Pastures. Associated vegetation: Pennisetum clandestinum. PRESERVED_SPECIMEN Starr, F. Martz, K. Collector Number: 000913-3 Maui BISH 9/13/2000
35 Rytidosperma penicillatum (Labill.) Connor & Edgar on rd from saddle (humuula sta.) to state park cabins (hale pohaku), s slope of mauna kea volcano Tussock grassland (Deschampsia nubigena, Trisetum glomeratum, Danthonia sp., many spp. introduced). Sophora chrysophylla savanna, on porous basaltic sands & volcanic ash slopes. PRESERVED_SPECIMEN iltis, h.h. iltis, c.m. collector number: h-190a Hawaii BISH 6/23/1967
36 Rytidosperma penicillatum (Labill.) Connor & Edgar n hilo, humuula, near puu oo Fairly wet pasture land. PRESERVED_SPECIMEN ewart iii, g.r. collector number: 250 Hawaii BISH 5/2/1932
37 Rytidosperma penicillatum (Labill.) Connor & Edgar haleakala crater, base of crystal cave On open cinder slope w/Deschampsia, Styphelia, Sophora. PRESERVED_SPECIMEN haus, b. collector number: s.n. Maui BISH 6/25/1998
38 Rytidosperma penicillatum (Labill.) Connor & Edgar East Maui, Makawao District, Kamaole, Kula Forest Reserve Growing alongside the Haleakala Ridge Trail in an area of alien forestry plantings. PRESERVED_SPECIMEN Oppenheimer, H.L. H70208 Maui BISH 7/15/2002
39 Rytidosperma penicillatum (Labill.) Connor & Edgar 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. Collector Number: H90623 Maui BISH 9/27/2006
40 Rytidosperma penicillatum (Labill.) Connor & Edgar n slope of mauna kea, makai of puu kole near hanaipoe gulch Subalpine shrubland with cinder substrate. Associated vegetation: Pukiawe, mamane. PRESERVED_SPECIMEN starr, f. starr, k. collector number: 040723-9 Hawaii BISH 7/23/2004
41 Rytidosperma penicillatum (Labill.) Connor & Edgar 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 davis, j. collector number: 523 Hawaii BISH 6/15/1981
42 Rytidosperma penicillatum (Labill.) Connor & Edgar pohakaloa military camp; mauna kea. 1979 burn area. site b-2; t-1; #5 PRESERVED_SPECIMEN adee, k.t. collector number: s.n. Hawaii BISH
43 Rytidosperma penicillatum (Labill.) Connor & Edgar 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 Davis, J. Collector Number: 523 Hawaii BISH 6/15/1981
44 Rytidosperma penicillatum (Labill.) Connor & Edgar east maui, makawao district, kamaole, kula forest reserve PRESERVED_SPECIMEN oppenheimer, h.l. lau, j.; perlman, s.; aguraiuja, r. collector number: h70208 Hawaii BISH 7/15/2002
45 Rytidosperma penicillatum (Labill.) Connor & Edgar 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. collector number: h90623 Maui BISH 9/27/2006
46 Rytidosperma penicillatum (Labill.) Connor & Edgar 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 Davis, J. 523 Hawaii BISH 6/15/1981
47 Rytidosperma penicillatum (Labill.) Connor & Edgar N slope of Mauna Kea, Makai of Puu Kole near Hanaipoe Gulch Subalpine shrubland with cinder substrate. Associated vegetation: Pukiawe, mamane. PRESERVED_SPECIMEN Starr, F. Starr, K. Collector Number: 040723-9 Hawaii BISH 7/23/2004
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