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Carex kauaiensis

R.W.Krauss (1950)

This name is accepted

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

Description

Key Characters:

Growth Form: Tufted perennials with short, woody rhizomes.

Stems: Culms trigonous, 100–150 cm tall, smooth or weakly scabrous on angles below inflorescence.

Roots: Fibrous root system.

Leaves: Leaves simple. 3-ranked. Blades linear, plicate, shorter than to as long as the culm, 6–13 mm wide. Apex gradually tapering and long-acuminate. Margins entire. Sheathing; sheaths reddish brown, with chestnut brown, hyaline ventral side split into parallel fibers; cataphylls brown to purplish brown, ventrally split into dark brown fibers. Stipules absent.

Flowers: Flowers in spikes 6–9, subdigitate near apex of culm, the terminal spike purplish brown, staminate, cylindrical,2–6 cm long, usually shorter than lateral spikes, the lateral spikes androgynous with a short, staminate, apical part, cylindrical, 6–15 cm long, 3–6 mm wide, moderately open, sometimes exposing rachilla internodes between the flowers, subsessile or the lowest one with a short peduncle, ascending; bracts 3–4, elongated, lower 1–2 much longer than the inflorescence, not sheathing; pistillate glumes dark purplish brown, membranous to chartaceous, elliptic or ovate, 4–5 mm long, 1.5–2 mm wide, 3–nerved, the midnerve yellowish, prolonged into a serrulate–scabrous awn 1.5–2 mm long; perigynium subcoriaceous, dark purplish brown or blackish purple, glossy, ellipsoid to obovoid–ellipsoid, 3.5–6.5 mm long, 1.5–2 mm wide, glabrous, inconspicuously 2–nerved, abruptly narrowed to a short beak, the orifice bidentate and usually spinulose. Flowers unisexual. Corolla (petals) absent. Ovary superior; stigmas 2.

Fruit: Achenes broadly obovoid; lenticular. Seeds 1; seed coat thin; free from pericarp; embryo basal; endosperm abundant.

Ploidy:

Habitat: Occurring in open sites in wet forest.

Elevation Range: 1065–1225 m.

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Kaua'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Pacific Sci. 4: 279 (1950)

Other References

Wagner et al. 1990:1388 (K)

Occurrences

SNo. Scientific Name Scientific Name Authorship Locality Habitat Basis of Record Recorded By Record Number Island Source Date
1 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Cranwell, L.M. 2954 Kauai BISH 8/15/1938
2 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN e. y. hosaka & f. r. fosberg 1897 Oahu US 5/30/1937
3 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN k. r. wood & s. p. perlman 3407 Kauai US 8/12/1994
4 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN j. f. rock 9017 Kauai US
5 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hosaka, E. Y.; Fosberg, F. R. 1869 Oahu US 5/30/1937
6 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN f. r. fosberg 13680 Oahu US 3/27/1937
7 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Hosaka, E. Y.; Fosberg, F. R. 1897 Oahu US 5/30/1937
8 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Fosberg, F. R.; Fosberg, V. O. 13757 Oahu US 4/25/1937
9 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Bush, W. 17517 Maui US 10/1/1933
10 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J. F. 9017 Kauai US 10/9/2020
11 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN L. Crago & C. Imada 2005-162 Kauai US 8/3/2005
12 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Wet woods. PRESERVED_SPECIMEN St. John, H.; Hosaka, E. Y.; Hume, E.; Inafuku, R.; Lindsay, J. C.; Masuhara, R.; Mitchell, D. D.; Wong, W. 10772 Kauai US 12/27/1930
13 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN o. degener 2208b Kauai US 6/28/1926
14 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C. N. 883.K. Kauai US 1917-00-00
15 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Moist locality PRESERVED_SPECIMEN o. degener 2208 Kauai US 6/28/1926
16 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN c. l. shear s.n. Maui US 12/29/1927
17 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Neal, M.C. Not on sheet Kauai BISH 10/7/1949
18 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information woods PRESERVED_SPECIMEN Degener, O. 2206 Kauai BISH 7/4/1926
19 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN crago, l.m. imada, c. collector number: 2005-162 Kauai BISH 8/3/2005
20 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Metrosideros-Dicranopteris mixed montane wet habitat and steep drainage walls PRESERVED_SPECIMEN K. R. Wood 16525 Kauai PTBG 7/4/2015
21 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information dry, wooded PRESERVED_SPECIMEN degener, o. collector number: 2208 b Oahu BISH 6/28/1926
22 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information swampy woods PRESERVED_SPECIMEN st.john, h. collector number: 23047 Kauai BISH 12/25/1947
23 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Montane native rainforest. PRESERVED_SPECIMEN m. licher 4243 ASC 3/14/2014
24 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Rock, J.F.C. 9017 Kauai BISH 10/1/1909
25 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information wet forest PRESERVED_SPECIMEN Herbst, D.R. 2054 Kauai BISH 8/10/1971
26 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN St. John, H. 10770 Kauai BISH 12/27/1930
27 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN bush, w. (sub degener, o.) collector number: 17517 Maui BISH 10/1/1933
28 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN St. John, H. 23040 Kauai BISH 12/25/1947
29 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Growing in moderately dense shade, off main road to overlook in park, wet forest. PRESERVED_SPECIMEN Crago, L.M. Imada, C. Collector Number: 2005-162 Kauai BISH 8/3/2005
30 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information swampy rain forest PRESERVED_SPECIMEN st.john, h. collector number: 19987 Kauai BISH 2/11/1939
31 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN St. John, H. 10772 Kauai BISH 12/27/1930
32 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information swampy woods PRESERVED_SPECIMEN St. John, H. 23047 Kauai BISH 12/25/1947
33 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information In forest on plateau PRESERVED_SPECIMEN rock, j.f.c. collector number: 9017 Oahu BISH 10/1/1909
34 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN st.john, h. et al. collector number: 10770 Kauai BISH 12/27/1930
35 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information woods PRESERVED_SPECIMEN degener, o. collector number: 2206 Kauai BISH 7/4/1926
36 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Growing in moderately dense shade, off main road to overlook in park, wet forest. PRESERVED_SPECIMEN Crago, L.M. 2005-162 Kauai BISH 8/3/2005
37 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Forbes, C.N. 419 Kauai BISH 9/1/1909
38 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN st.john, h. collector number: 22926 Kauai BISH 12/22/1947
39 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN rock, j.f.c. collector number: 9017 Kauai BISH 10/1/1909
40 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN st.john, h. collector number: 23041 Maui BISH 12/25/1947
41 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Rare. One healthy patch on west slope of lowest terrace. PRESERVED_SPECIMEN neal, m.c. Lanai BISH 10/7/1949
42 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information swampy rain forest PRESERVED_SPECIMEN St. John, H. 19987 Kauai BISH 2/11/1939
43 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN herbst, d.r. BISH 8/10/1971
44 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Bush, W. 17517 Maui BISH 10/1/1933
45 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN stone, b.c. collector number: 1537 Kauai BISH 12/27/1956
46 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information wet, boggy; with native shrubs PRESERVED_SPECIMEN Pearsall, G.A. 439 Kauai BISH 7/9/1959
47 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Stone, B.C. 1537 Kauai BISH 12/27/1956
48 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Dry forest. Windswept. PRESERVED_SPECIMEN herbst, d.r. collector number: 2054 Lanai BISH 8/10/1971
49 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information swampy woods PRESERVED_SPECIMEN St. John, H. 23041 Kauai BISH 12/25/1947
50 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN forbes, c.n. collector number: 419 Kauai BISH 9/1/1909
51 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN st.john, h. collector number: 23040 Kauai BISH 12/25/1947
52 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN st.john, h. et al. collector number: 10772 Kauai BISH 12/27/1930
53 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information forest PRESERVED_SPECIMEN wagner, w.l. mill, s.w.; flynn, t.; lammers, t. collector number: 5050 Kauai BISH 8/30/1983
54 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN cranwell, l.m. selling, o.; skottsberg, c. collector number: 2954 Kauai BISH 8/15/1938
55 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information wet forest PRESERVED_SPECIMEN herbst, d.r. collector number: 2054 Kauai BISH 8/10/1971
56 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information moist PRESERVED_SPECIMEN Degener, O. 2208 b Kauai BISH 6/28/1926
57 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Wet forest. PRESERVED_SPECIMEN Derral Herbst 2054 Kauai PTBG 8/10/1971
58 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information In saturated drainages around bogs. PRESERVED_SPECIMEN K. R. Wood 3407 Kauai PTBG 8/12/1994
59 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN O. Degener 2208 SFV 6/28/1926
60 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN e. y. hosaka & f. r. fosberg 1869 Oahu US 5/30/1937
61 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Wet woods. PRESERVED_SPECIMEN h. st. john, e. y. hosaka, e. hume, r. inafuku, j. lindsay, r. masuhara, d. d. mitchell & w. wong 10772 Kauai US 12/27/1930
62 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Wood, K. R.; Perlman, S. P. 3407 Kauai US 8/12/1994
63 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN h. st. john 23047 Kauai US 12/25/1947
64 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Degener, O. 2208b Kauai US 6/28/2026
65 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN c. n. forbes 883.k. Kauai US 7/3/1917
66 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Fosberg, F. R. 13680 Oahu US 3/27/1937
67 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN St. John, H. 23047 Kauai US 12/25/1947
68 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN w. bush 17517 Maui US
69 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Moist locality PRESERVED_SPECIMEN Degener, O. 2208 Kauai US 6/28/2026
70 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN Shear, C. L. s.n. Maui US 12/29/2027
71 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN l. crago & c. imada 2005-162 Kauai US 8/3/2005
72 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN pearsall, g.a. collector number: 439 Kauai US 7/9/1959
73 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN f. r. fosberg & v. o. fosberg 13757 Oahu US 4/25/1937
74 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information forest PRESERVED_SPECIMEN Wagner, W.L. 5050 Kauai BISH 8/30/1983
75 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Metrosideros-Cheirodendron-Dicranopteris montane wet forest PRESERVED_SPECIMEN K. R. Wood 18276 Kauai PTBG 8/14/2019
76 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Metrosideros mixed bogs along rolling hills of pali in wind swept area. PRESERVED_SPECIMEN K. R. Wood 3666 Kauai PTBG 10/25/1994
77 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information Elfin cloud forest interspersed with open bog areas severely damaged by pigs and dominated by Juncus planifolius. PRESERVED_SPECIMEN Tim Flynn 3076 Kauai PTBG 6/21/1988
78 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN K. R. Wood 8210 Kauai PTBG 2/1/2000
79 Carex kauaiensis R.W.Krauss Contact Bishop Museum Botany department for locality information PRESERVED_SPECIMEN St. John, H. 22926 Kauai BISH 12/22/1947
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