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Carex wahuensis subsp. rubiginosa

(R.W.Krauss) T.Koyama (1989)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Monocots Order: Poales Family: Cyperaceae Genus: Carex

Description

Key Characters:

Growth Form: Rhizomatous perennials forming large, dense clumps.

Stems: Culms trigonous, (15–)40–100 cm tall, bearing spikes ⅓–1⁄2 from base upwards.

Roots:

Leaves: Leaves simple. 3-ranked, up to 8 per culm. Blades linear, flat > 3 mm wide. Apex gradually tapering and long-acuminate. Upper surfaces deep green; lower surfaces scabrous on veins; blades coriaceous. Margins entire. Sheathing; sheaths laxly surrounding culm bases, reddish brown to dark brown, disintegrating into parallel fibers. Stipules absent.

Flowers: Flowers in inflorescences (2–)4–9(–14)–nodose, with internodes 2–5 cm long, the spikes solitary at nodes, nodes occasionally with 2 spikes or with 3 secondary spikes, each spike pedunculate, cylindrical, 5–10 cm long, 5–15 mm wide, the terminal spike staminate, lateral ones androgynous or pistillate; bracts leaf-like, the lower 1–3 slightly longer than the inflorescence, long–sheathing at base; pistillate glumes brown, membranous, ovate, 2.5–5 mm long, margins hyaline, the midnerve prolonged into a scabrous awn 3–5 mm long; perigynium chartaceous to subcoriaceous, reddish brown to dark red at maturity, broadly obovoid, (3–)5–8 mm long, 2.5–4 mm wide, many–veined, obtusely trigonous in cross section, the apex contracted gradually or abruptly to the beak, the apical teeth sharp, 0.2–0.9 mm long, base obtuse. Flowers unisexual. Corolla (petals) absent. Ovary superior; style 1–2 mm long, the base continuous to the achene apex without any thickening; stigmas 3.

Fruit: Achenes rhombic–ellipsoid; trigonous; conspicuously constricted at angles. Seeds 1; seed coat thin; free from pericarp; embryo basal; endosperm abundant.

Ploidy:

Habitat: Found primarily in subalpine shrubland and dry forest or shrubland; often on rocky substrates.

Elevation Range: 240–2,500 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Kaua'i Endemic
O'ahu Extirpated
Molokai Endemic
Lana'i Extirpated
Maui Endemic
Hawai'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Bishop Mus. Occas. Pap. 29: 119 (1989)

Other References

Wagner et al. 1990:1392 (K, O, L, M, H); Kennedy et al. 2010:21 (Mo); Caum s.n. BISH 116798 (O†, 1933); Hank Oppenheimer pers. obs./Munro 408a BISH (L†, 1915)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Carex wahuensis subsp. rubiginosa Haleakala Crater Preserved_Specimen Forbes, C.N. 1089 Maui BISH 1919-08-08
2 Carex wahuensis subsp. rubiginosa Kilauea Volcano Preserved_Specimen Rock, J.F.C. 8742 Hawaii BISH 1911-04-01
3 Carex wahuensis subsp. rubiginosa Pohakuloa Preserved_Specimen Munro, G.C. 408 Lanai BISH 1915-02-27
4 Carex wahuensis subsp. rubiginosa Kahuku, 5 mi NE of Nene Cabin Preserved_Specimen St.John, H. 26776 Hawaii BISH 1971-06-24
5 Carex wahuensis subsp. rubiginosa Kilauea Iki Preserved_Specimen St.John, H. 11228 Hawaii BISH 1931-12-21
6 Carex wahuensis subsp. rubiginosa Kilauea Volcano Preserved_Specimen Rock, J.F.C. 8742 Hawaii BISH 1911-04-01
7 Carex wahuensis subsp. rubiginosa Kilauea, Bird Park Preserved_Specimen Degener, O. Hawaii BISH 1922-12-13
8 Carex wahuensis subsp. rubiginosa Kilauea, Kipuka Puaulu Preserved_Specimen Meebold, A. Hawaii BISH 1932-05-01
9 Carex wahuensis subsp. rubiginosa Kamokuiki Valley Preserved_Specimen Caum, E.L. Oahu BISH 1933-04-13
10 Carex wahuensis subsp. rubiginosa Haleakala between old rest house and Koolau Gap Preserved_Specimen Degener, O. Maui BISH 1939-07-26
11 Carex wahuensis subsp. rubiginosa Preserved_Specimen Corn, C. Kauai BISH 1987-02-24
12 Carex wahuensis subsp. rubiginosa Preserved_Specimen Mann, H. 631 BISH 1864-01-01
13 Carex wahuensis subsp. rubiginosa Chain of Craters, Pauahi Crater Preserved_Specimen St.John, H. 18424 Hawaii BISH 1937-12-20
14 Carex wahuensis subsp. rubiginosa Summit of Hualalai Preserved_Specimen Mann, H. 328 Hawaii BISH 1864-01-01
15 Carex wahuensis subsp. rubiginosa E Mauna Loa Preserved_Specimen Skottsberg, C.J.F. 517 Hawaii BISH 1922-09-15
16 Carex wahuensis subsp. rubiginosa Kukaiau Gulch Ranch Preserved_Specimen Hitchcock, A.S. 14224 Hawaii BISH 1916-08-20
17 Carex wahuensis subsp. rubiginosa Kilauea Volcano Preserved_Specimen Rock, J.F.C. 8741 Hawaii BISH 1911-04-01
18 Carex wahuensis subsp. rubiginosa Olekele Canyon Preserved_Specimen Degener, O. 2214 Kauai BISH 1926-07-03
19 Carex wahuensis subsp. rubiginosa E of Kilauea Military Camp with Metrosideros, Santalum; shade Preserved_Specimen caespitose; culms spreading arching Fosberg, F.R. 33306 Hawaii BISH 1951-02-12
20 Carex wahuensis subsp. rubiginosa Pohakuloa, Hamakua, ~0.1 km S of Bobcat trail, ~0.3 km from intersection of Charlie Circle and Bobcat trail steep slope, interface of aa and pahoehoe; Myrsine lanaiensis, Metrosideros polymorpha, Santalum paniculatum, Osteomeles anthyllidifolia Preserved_Specimen Close, B. 10943 Hawaii BISH 1994-09-21
21 Carex wahuensis subsp. rubiginosa Located down Chain of Craters Road about 4.1 miles toward Kalapana from intersection with Crater Rim Road. Then drive up side road with cable across entrance (Escape road) about 2.1 miles. Plant was about 10 meters NE of road. (plot 49) Metrosideros - Sadleria - Dicranopteris forest community Preserved_Specimen Sedge about 1 foot tall Newell, C.L. 385 Hawaii BISH 1966-08-12
22 Carex wahuensis subsp. rubiginosa Hawaiian Ocean View Estates Plant found growing in thin layer of cinder type soil. Much lava rocks surround terrain. Area is open with sparse vegetation. Preserved_Specimen Kadooka, J. 43 Hawaii BISH 1968-11-09
23 Carex wahuensis subsp. rubiginosa Haleakala, base of Laleiwi Pali in Deschampsia hawaiiensis grass Preserved_Specimen tufts St.John, H. 21285 Maui BISH 1945-09-03
24 Carex wahuensis subsp. rubiginosa Mauna Loa, above Kulani scrub Preserved_Specimen Christ, J.H. 19 Hawaii BISH 1957-04-24
25 Carex wahuensis subsp. rubiginosa Manuka, Kau bare aa lava Preserved_Specimen St.John, H. 22443 Hawaii BISH 1946-12-27
26 Carex wahuensis subsp. rubiginosa Haleakala, Halemauu Trail between Bottomless pit and foot of pali lava bed, shade of bush Preserved_Specimen Fosberg, F.R. 9928 Maui BISH 1933-09-23
27 Carex wahuensis subsp. rubiginosa East Maui, Keopuka Rock, off N coast sunny ledges, leeward side Preserved_Specimen Hobdy, R.W. 1395 Maui BISH 1982-05-16
28 Carex wahuensis subsp. rubiginosa Manuka Mauka wooded kipuka Preserved_Specimen St.John, H. 11333 Hawaii BISH 1931-12-26
29 Carex wahuensis subsp. rubiginosa Hawaii National Park, Devil's Throat to Kipuka Nene dry, scrubby ohia forest Preserved_Specimen Webster, G.L. 1800 Hawaii BISH 1948-06-18
30 Carex wahuensis subsp. rubiginosa Haleakala Crater grassy Preserved_Specimen Degener, O. 8270 Maui BISH 1927-08-09
31 Carex wahuensis subsp. rubiginosa 6 mi up paved road toward Mauna Loa from jct. with route 20, E of Puu Huluhulu tan pahoehoe lava, rock crevices Preserved_Specimen Stuessy, T.F. 6152 Hawaii BISH 1982-05-20
32 Carex wahuensis subsp. rubiginosa 5 mi SE of Kilauea Crater, Chain of Craters Road with Metrosideros, grasses Preserved_Specimen Henrickson, J.S. 4079 Hawaii BISH 1969-08-06
33 Carex wahuensis subsp. rubiginosa Kokee shaded wet lands Preserved_Specimen 0.5-1 m; clumps Lee, H.A. 232 Kauai BISH 1925-11-22
34 Carex wahuensis subsp. rubiginosa West of Kilauea along Kau Road In dry kipuka Preserved_Specimen Degener, O. 2219 Hawaii BISH 1926-07-21
35 Carex wahuensis subsp. rubiginosa Between North Kona and Kau Desert In lava desert Preserved_Specimen Degener, O. 2215 Hawaii BISH 1926-07-15
36 Carex wahuensis subsp. rubiginosa 0.25 miles E of Hawaii National Park: Kau Desert; Halfway House In sparse scrub on pahoehoe lava flow. Preserved_Specimen Loosely tufted. St.John, H. 22312 Hawaii BISH 1946-12-23
37 Carex wahuensis subsp. rubiginosa Pohakuloa, Hamakua, ~2 km S of Old Bobcat trail, ~1.5 km N of boundary moderate to steep slope; pahoehoe; Styphelia tameiameiae, Dodonaea viscosa, Vaccinium reticulatum, Luzula hawaiiensis Preserved_Specimen Popolizio, C. 11959 Hawaii BISH 1995-11-17
38 Carex wahuensis subsp. rubiginosa Kilauea iki forest Preserved_Specimen Skottsberg, C.J.F. 1874 Hawaii BISH 1926-09-21
39 Carex wahuensis subsp. rubiginosa Parker Ranch, Hanaipoe dry pasture Preserved_Specimen Ewart III, G.R. 326 Hawaii BISH 1934-02-14
40 Carex wahuensis subsp. rubiginosa Haleakala, central crater shrub Preserved_Specimen Cranwell, L.M. 2810 Maui BISH 1938-08-04
41 Carex wahuensis subsp. rubiginosa Humuula, on lava flow at base of Puu Huluhulu In hole. Preserved_Specimen Neal, M.C. 666 Hawaii BISH 1935-08-06
42 Carex wahuensis subsp. rubiginosa Milolii Ridge koa woods Preserved_Specimen St.John, H. 13718 Kauai BISH 1933-12-27
43 Carex wahuensis subsp. rubiginosa 0.5 mi W of Kilauea Military Camp, Crater Rim Dr. open lava flow Preserved_Specimen Crosby, M.R. 1950 Hawaii BISH 1964-08-04
44 Carex wahuensis subsp. rubiginosa East Maui, Haleakala, Holua cliffs in cave Preserved_Specimen Krauss, R.W. 349 Maui BISH 1948-09-03
45 Carex wahuensis subsp. rubiginosa Walk about 2 miles up Mauna Loa Summit Trail. Plant was about 40 meters south of trail, or about 20 meters before two crossed telephone poles in the trail. (plot 15) Subalpine Metrosideros shrub community on aa lava Preserved_Specimen Sedge about 2 feet tall Newell, C.L. 780 Hawaii BISH 1966-09-06
46 Carex wahuensis subsp. rubiginosa Hilina Pali Road, ca. 3 miles from juncture with Chain of Craters Road, Hawaii Volcanoes National Park In wet but open Metrosideros polymorpha forest on pahoehoe lava, with Luzula hawaiiensis, Dodonaea viscosa (= D. eriocarpa), Scaevola kilaueae, Styphelia tameiameiae, Dubautia ciliolata. Preserved_Specimen Carlquist, S. 2405 Hawaii BISH 1967-03-16
47 Carex wahuensis subsp. rubiginosa Kau District: Keauhou Ranch Infrequent to common on pahoehoe substrate in open Metrosideros scrub. Preserved_Specimen Ht: 1-1.5 ft. Fruit: green. Cuddihy, L.W. 181 Hawaii BISH 1980-02-05
48 Carex wahuensis subsp. rubiginosa S. Kohala, Puu Papapa cinder cone Growing on slope of cone with Pennisetum setaceum and shrubs. Preserved_Specimen Cuddihy, L.W. 249 Hawaii BISH 1980-03-20
49 Carex wahuensis subsp. rubiginosa Kau District: Keauhou Ranch. Near Powerline trail In kipuka with Mountain Parkland vegetation Preserved_Specimen Common terrestrial plant, 1-2 ft. tall. Cuddihy, L.W. 224 Hawaii BISH 1980-03-05
50 Carex wahuensis subsp. rubiginosa Waikii edges of corn fields Preserved_Specimen Judd Jr., A.F. Hawaii BISH 1928-07-21
51 Carex wahuensis subsp. rubiginosa National Park, between Devil's Throat and Hiiaka Crater ohia forest Preserved_Specimen Webster, G.L. 1816 Hawaii BISH 1948-06-19
52 Carex wahuensis subsp. rubiginosa Kamakou Preserve, Kawela Section, Upper Onini Gulch above bridge on jeep road On abnk of dry streambed in remnant dry forest with `ohi`a, kolea, olopua, manono, halapepe, lama and aulu. Preserved_Specimen Sedge in clumps 2' tall. Inflorescences green and straw colored. Cuddihy, L.W. 1220 Molokai BISH 1982-05-28
53 Carex wahuensis subsp. rubiginosa Drive to end of Mauna Loa Strip Road (about 10 miles). Walk about 0.5 miles up Mauna Loa Summit Trail, just before fence with gate. Plant was about 20 meters to left of trail; a small lava tube at left of trail. (plot 17) Subalpine Metrosideros - Sophora - native shrub community Preserved_Specimen Sedge about 1 foot tall Newell, C.L. 72 Hawaii BISH 1966-07-18
54 Carex wahuensis subsp. rubiginosa Olinda pipe line moist gulch Preserved_Specimen 0.75-1 m Lee, H.A. 184 Maui BISH 1926-03-01
55 Carex wahuensis subsp. rubiginosa SW Mauna Loa, Manuka on soil and aa; with Metrosideros, Acacia, Cibotium, Coprosma, Myrsine Preserved_Specimen Higashino, P.K. 6213 Hawaii BISH 1977-07-21
56 Carex wahuensis subsp. rubiginosa S Kona, Kealakekua with Sophora, Styphelia, Myoporum; woods Preserved_Specimen Greenwell, A.B.H. 18 Hawaii BISH 1950-11-13
57 Carex wahuensis subsp. rubiginosa Hanapepe Falls moist Preserved_Specimen Degener, O. 2207 Kauai BISH 1926-06-19
58 Carex wahuensis subsp. rubiginosa Hawaii Volcanos National Park, Kipuka Nene, across road from picnic area. semi-arid, shaded Preserved_Specimen Herbst, D.R. 391 Hawaii BISH 1967-03-28
59 Carex wahuensis subsp. rubiginosa Haleakala, S Kaluaiki low scrub, basalt aa slopes Preserved_Specimen tufted St.John, H. 21226 Maui BISH 1945-08-28
60 Carex wahuensis subsp. rubiginosa Puu Huluhulu, Humuula Saddle Coprosma thicket on boulder slope Preserved_Specimen caespitose Fosberg, F.R. 42148 Hawaii BISH 1961-09-11
61 Carex wahuensis subsp. rubiginosa S Kona, Kealakekua with Sophora, Styphelia, Myoporum; woods Preserved_Specimen Greenwell, A.B.H. 18 Hawaii BISH 1950-11-13
62 Carex wahuensis subsp. rubiginosa National Park, S rim of Makaopuhi Crater open ohia forest Preserved_Specimen Webster, G.L. 1739 Hawaii BISH 1948-06-17
63 Carex wahuensis subsp. rubiginosa Mauna Loa, 3.25 mi along trail to Puu Ulaula Rest House dry, rocky soil; with Coprosma montana, Dodonaea viscosa, Styphelia, Argyroxiphium Preserved_Specimen Herbst, D.R. 258 Hawaii BISH 1966-08-14
64 Carex wahuensis subsp. rubiginosa Kaaawa, N ridge grassy slope Preserved_Specimen St.John, H. 11080 Oahu BISH 1931-04-12
65 Carex wahuensis subsp. rubiginosa N Hilo, Humuula, Saddle Rd. jct. with road leading to Hale Pohaku crevices in pahoehoe; with Pellaea ternifolia, Dubautia scabra, Coprosma ernodeoides, Polypodium pellucidum, Epilobium Preserved_Specimen Gustafson, R. 1089 Hawaii BISH 1978-07-13
66 Carex wahuensis subsp. rubiginosa Kau District, Keauhou Ranch Metrosideros - native shrub habitat. On edge of Keamoku lava flow, with Styphelia, Machaerina gahniiformis, Coprosma ernodeoides, Vaccinium reticulatum, and Dodonaea. Preserved_Specimen Fruit green. Davis, J. 241 Hawaii BISH 1980-03-05
67 Carex wahuensis subsp. rubiginosa Located down Chain of Craters Road about 4.1 miles toward Kalapana from intersection with Crater Rim Road. Then drive up side road with cable across entrance (Escape road) about 1.8 miles to a dead 12 meter tall Metrosideros tree, Metrosideros - Sadleria - Dicranopteris forest community Preserved_Specimen Sedge about 1 foot tall, difficult to identify with the fruits or flowers Newell, C.L. 362 Hawaii BISH 1966-08-10
68 Carex wahuensis subsp. rubiginosa Kona, Kaumalumalu, above 2nd gate on Bishop Estate land with Metrosideros, Deschampsia, Gahnia, Luzula, Machaerina, Styphelia, Vaccinium, lichens Preserved_Specimen Herbst, D.R. 1676 Hawaii BISH 1970-07-06
69 Carex wahuensis subsp. rubiginosa Hawaii National Park, Kipuka Ki common on aa lava Preserved_Specimen Webster, G.L. 1715 Hawaii BISH 1948-06-16
70 Carex wahuensis subsp. rubiginosa National Park, observatory, end of Mauna Loa truck road dry aa lava Preserved_Specimen Webster, G.L. 1728 Hawaii BISH 1948-06-16
71 Carex wahuensis subsp. rubiginosa Nahiku shore Preserved_Specimen Rock, J.F.C. 8753 Maui BISH 1911-05-10
72 Carex wahuensis subsp. rubiginosa Mauna Kea, along Powerline road, Saddle area Dense patch, area 6 ft x 10 ft, growing beneath mamane trees. Preserved_Specimen Mature fruit green. Davis, J. 570 Hawaii BISH 1981-07-22
73 Carex wahuensis subsp. rubiginosa Near Kilauea In dry, open woods. Preserved_Specimen Degener, O. 8225 Hawaii BISH 1929-07-16
74 Carex wahuensis subsp. rubiginosa East Maui: Haleakala, above Holua On cliffs: full morning sun; volcanic rock; common. Preserved_Specimen Herb Krauss, R.W. 346 Maui BISH 1948-09-03
75 Carex wahuensis subsp. rubiginosa Southwest flank of Mauna Loa, in a Kipuka, in the Ahupuaa of Manuka Vegetation: closed Metrosideros forest and scattered Acacia with Cibotium, Coprosma, Myrsine on soil and aa. Preserved_Specimen Higashino, P.K. 6227 Hawaii BISH 1977-07-21
76 Carex wahuensis subsp. rubiginosa Haleakala, Koolau Gap grassy aa lava flow Preserved_Specimen Degener, O. 8265 Maui BISH 1927-08-11
77 Carex wahuensis subsp. rubiginosa Kapapala Forest Reserve Occasional herb, growing with Dryopteris, Athyrum spp., in clsoed Acacia koa-Metrosideros forest. Preserved_Specimen Davis, J. 557 Hawaii BISH 1981-07-01
78 Carex wahuensis subsp. rubiginosa Drive down Crater Rim Road about 15 meters toward Volcano Observatory from the short strip of road connecting Crater Rim Road and Kona-Hilo Highway. Plant was about 40 meters to right of road from 35 mph sign. (plot 50) Scattered Metrosideros - native shrub - lichen community on ash-covered pahoehoe lava Preserved_Specimen Sedge about 1 foot tall Newell, C.L. 463 Hawaii BISH 1966-08-19
79 Carex wahuensis subsp. rubiginosa Malama-Ki Forest Reserve, Puna District Seen only rarely in open Metrosideros scrub with shrubs such as Wikstroemia, Canthium and Morinda citrifolia. Substrate pahoehoe. Preserved_Specimen Terrestrial sedge, 1-1.5 ft tall, Perigynium reddish-brown in color. Cuddihy, L.W. 682 Hawaii BISH 1981-01-20
80 Carex wahuensis subsp. rubiginosa Kapapala Forest Reserve Near accesss road. Growing with Rhynchospora spiciformis, Microlaena, etc in Acacia koa-Metrosideros forest with Cibotium, Sadleria, Myoporum, and Coprosma. Preserved_Specimen Occasional sedge Davis, J. 552 Hawaii BISH 1981-07-01
81 Carex wahuensis subsp. rubiginosa National Park, Hilina Pali Rd., 0.1 mi S of jct. with Chain of Craters Rd. arid; with Wikstroemia, Metrosideros, Gahnia, Dianella Preserved_Specimen Herbst, D.R. 269 Hawaii BISH 1966-08-15
82 Carex wahuensis subsp. rubiginosa Drove to end of Mauna Loa Strip Road (about 10 miles). Walk about 0.5 miles up Mauna Loa Summit Trail, just before fence with gate. Plant was about 20 meters to left of trail; a small lava tube at left of trail. (plot 17) Subalpine Metrosideros - Sophora - native shrub community Preserved_Specimen Sedge about 1.5 feet tall Newell, C.L. 71 Hawaii BISH 1966-07-18
83 Carex wahuensis subsp. rubiginosa S of Waihee dry forest, forehills Preserved_Specimen Degener, O. 21960 Maui BISH 1952-02-28
84 Carex wahuensis subsp. rubiginosa Located down Chain of Craters Road about 4.1 miles toward Kalapana from intersection with Crater Rim Road. Then drive up side road with cable across entrance (Escape road) about 2.1 miles. Plant was about 10 meters NE of road. (plot 49) Metrosideros - Sadleria - Dicranopteris forest community Preserved_Specimen Sedge about 1 foot tall Newell, C.L. 386 Hawaii BISH 1966-08-12
85 Carex wahuensis subsp. rubiginosa Located down Chain of Craters Road about 14.8 miles toward Kalapana from intersection with Crater Rim Road; or 1.9 miles past Naulu Picnic Area road. Plant was at left of road. (plot 33) Metrosideros - Diospyros - Andropogon savanna community Preserved_Specimen Sedge about 1 foot tall Newell, C.L. 860 Hawaii BISH 1967-01-25
86 Carex wahuensis subsp. rubiginosa Hawaii National Park Moist forest near Kilauea-Iki Preserved_Specimen Degener, O. 103 Hawaii BISH 1922-12-21
87 Carex wahuensis subsp. rubiginosa Haleakala, Koolau Gap dry lava Preserved_Specimen Degener, O. 8250 Maui BISH 1927-06-29
88 Carex wahuensis subsp. rubiginosa Nahiku shore Preserved_Specimen Rock, J.F.C. 8753 Maui BISH 1911-05-10
89 Carex wahuensis subsp. rubiginosa Manuka N.A.R., transect 6, below Puu Ohohia in kipukas In Acacia koa- Metrosideros montane mesic forest with Myrsine, Dodonaea, Vaccinium, Styphelia, Coprosma, Psychotria, Melicope, Canthium. Preserved_Specimen Perlman, S. 10709 Hawaii BISH 1989-04-11
90 Carex wahuensis subsp. rubiginosa Kona, Hanehano Preserved_Specimen Forbes, C.N. 172 Hawaii BISH 1911-06-15
91 Carex wahuensis subsp. rubiginosa Hawaii Preserved_Specimen 0.25 m; clumps Lee, H.A. 176 Hawaii BISH 1926-03-01
92 Carex wahuensis subsp. rubiginosa East Maui, N Haleakala, 1.5 mi N of Paliku Cabin, Puu Alaea with Vaccinium, Styphelia, Pteridium, Hypochoeris Preserved_Specimen Henrickson, J.S. 3639 Maui BISH 1969-06-22
93 Carex wahuensis subsp. rubiginosa SW Haleakala, Puu Ouli Preserved_Specimen Forbes, C.N. 2143 Maui BISH 1920-04-04
94 Carex wahuensis subsp. rubiginosa Hawaii Preserved_Specimen Plant 0.25 meters high; growing in clumps. Lee, H.A. 176 Hawaii BISH 1926-03-01
95 Carex wahuensis subsp. rubiginosa Kilauea, Chain of Craters, between Makaopuhi and Napau craters Sparse brush on lava flow. Preserved_Specimen Fosberg, F.R. 10114 Hawaii BISH 1933-08-29
96 Carex wahuensis subsp. rubiginosa East Maui, Haleakala, cliffs above Holua Preserved_Specimen fruit with red rostrum Krauss, R.W. 352 Maui BISH 1948-09-03
97 Carex wahuensis subsp. rubiginosa Haleakala Preserved_Specimen Rock, J.F.C. 8750 Maui BISH 1911-04-20
98 Carex wahuensis subsp. rubiginosa East Maui, Haleakala, Halemauu Trail Preserved_Specimen mature perigynia yellow Wilbur, R.L. 983 Maui BISH 1948-07-03
99 Carex wahuensis subsp. rubiginosa central plateau, Nenenui Preserved_Specimen Greenwell, A.B.H. 19262 Hawaii BISH 1948-09-17
100 Carex wahuensis subsp. rubiginosa East of Kilauea-Iki Dry ground Preserved_Specimen Degener, O. 2218 Hawaii BISH 1926-07-17
101 Carex wahuensis subsp. rubiginosa N of Ulupalakua dry Preserved_Specimen Degener, O. 8241 Maui BISH 1927-07-04
102 Carex wahuensis subsp. rubiginosa Nuu, Waiopaa ranch Preserved_Specimen Forbes, C.N. 1876 Maui BISH 1920-03-06
103 Carex wahuensis subsp. rubiginosa 17 miles from Kohala toward Waimea On embankment Preserved_Specimen Degener, O. 2217 Hawaii BISH 1926-07-31
104 Carex wahuensis subsp. rubiginosa East Maui, Hana District, Haleakala National Park, E Kaupo Gap Along the trail. Uncommon. Preserved_Specimen Medeiros, A.C. 215 Maui BISH 1982-07-10
105 Carex wahuensis subsp. rubiginosa East Maui, Makawao District, NE of Ukulele Preserved_Specimen Forbes, C.N. 698 Maui BISH 1919-07-09
106 Carex wahuensis subsp. rubiginosa Kilauea Volcano Preserved_Specimen Rock, J.F.C. 8741 Hawaii BISH 1911-04-01
107 Carex wahuensis subsp. rubiginosa East Maui, S Haleakala, Puu Ouli Preserved_Specimen Forbes, C.N. 2141 Maui BISH 1920-08-04
108 Carex wahuensis subsp. rubiginosa East Maui, Hana District, Haleakala Crater, E Kaupo gap, along trail Preserved_Specimen Medeiros, A.C. 403 Maui BISH 1983-06-27
109 Carex wahuensis subsp. rubiginosa Olinda pipe line trail Preserved_Specimen Degener, O. 8252 Maui BISH 1927-01-19
110 Carex wahuensis subsp. rubiginosa S Haleakala, Auwahi Preserved_Specimen Forbes, C.N. 2104 Maui BISH 1920-03-24
111 Carex wahuensis subsp. rubiginosa Waikii Preserved_Specimen Rock, J.F.C. 8411 Hawaii BISH 1910-06-01
112 Carex wahuensis subsp. rubiginosa S. Kona, Pulehua (=Puu Lehua) Crater, central plateau Preserved_Specimen Rock, J.F.C. 10042 Hawaii BISH 1912-01-01
113 Carex wahuensis subsp. rubiginosa Kealakomo Preserved_Specimen Stone, B.C. 2966 Hawaii BISH 1959-06-25
114 Carex wahuensis subsp. rubiginosa Haleakala Preserved_Specimen Degener, O. 5262 Maui BISH
115 Carex wahuensis subsp. rubiginosa Kilauea Preserved_Specimen Meebold, A. 17613 Hawaii BISH 1935-11-01
116 Carex wahuensis subsp. rubiginosa Olokele canyon, ditch trail Preserved_Specimen Skottsberg, C.J.F. 1043 Kauai BISH 1922-10-31
117 Carex wahuensis subsp. rubiginosa Chain of Craters, Pauahi Crater Preserved_Specimen St.John, H. 18424 Hawaii BISH 1937-12-20
118 Carex wahuensis subsp. rubiginosa East Maui, Haleakala crater Preserved_Specimen Forbes, C.N. 296 Maui BISH 1910-08-01
119 Carex wahuensis subsp. rubiginosa Kipuka Ahiu, flow of 1880-81 Preserved_Specimen Forbes, C.N. 914 Hawaii BISH 1915-06-23
120 Carex wahuensis subsp. rubiginosa Slopes of Mauna Kea, above Laumaia Preserved_Specimen Forbes, C.N. 903 Hawaii BISH 1915-06-18
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