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Eragrostis deflexa

Hitchc. (1922)

This name is accepted

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

eragrostis, lovegrass

Description

Key Characters:

Growth Form: Perennials.

Stems: Culms tufted, firm, slender, erect or somewhat decumbent at base, 4-10 dm tall, glabrous.

Roots:

Leaves: Leaves simple. Alternate. Blades 10-30 cm long, 1-3(-4) mm wide, flat or involute. Veins parallel. Sheaths glabrous, pilose at throat and on collar; ligule ciliate, ca.0.2 mm long. Stipules absent.

Flowers: Inflorescences paniculate, open, oblong, erect, 24-40 cm long, 6-15 cm wide, branches widely spaced, fasciculate, becoming spreading or deflexed, the lowest primary branches 5-9 cm long, scabrous, lower axils densely pilose; spikelets 4-7-flowered, 5-8 mm long, pedicels somewhat flexuous, the lateral ones 2-4 mm long, somewhat compressed, rachilla flexuous, glabrous; glumes subequal, 2.5-3 mm long, keel scaberulous, apex acuminate, the apex of first glume usually slightly longer than first lemma and narrower than second glume. Lemmas loosely imbricate, rachilla exposed, rather turgid, ca.2.5 mm long, ca. 0.7 mm wide, Iateral nerves faint, finely scaberulous on upper part of keel and on sides near apex, the apex acute; palea nearly as long as lemma, keels finely scaberulous.

Fruit: Caryopsis dark reddish brown; oblong; laterally compressed; 0.9-1.1 mm long.

Ploidy:

Habitat: Probably from mesic or dry forest.

Elevation Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Molokai Endemic
Lana'i Endemic
Maui Endemic
Hawai'i Endemic

Dispersal Agents


Pollinators

Bibliography

Name Published In: Mem. Bernice Pauahi Bishop Mus. 8: 131 (1922)

Other References

Wagner et al. 1990:1541 (L, H); Herbst & Clayton 1998:26 (WM, KEY); Snow & Lau 2010:50 (Mo); Faccenda 2022:67, 69 (KEY); Hank Oppenheimer pers. obs./Munro 817 BISH (L†, 1930)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Eragrostis deflexa Kamakou Preserve; land section of Makakupaia; confluence of the Kupaia and Kaunakakai Streams In the understory of scrubby mesic Metrosideros forest. Preserved_Specimen A lax caespitose grass. Lau, J. 3289 Molokai BISH 1990-06-13
2 Eragrostis deflexa W Maui, Lahaina District, slopes of Lihau Open scrub on east side of gulch Preserved_Specimen Hobdy, R.W. 2703 Maui BISH 1987-01-27
3 Eragrostis deflexa West Maui, West Maui Natural Area Reserve, Lihau Section, one major ridge S of Liha, Aspect: NW. Growing on NW side on ridge top in dry but increasingly mesic forest. Dry to mesic a'a'lii shrubland: Dodonaea viscosa, Melinis repens, Cenhrus ciliaris, Schiedea menziesii, Leucaena, Sida filax, Osteomeles anthyllidifolia, Doryopteris decipiens, Bidens menziesii, Chamecrista nictitans, Waltheria indica, Lantana camara Preserved_Specimen Henderson,R. 77 Maui BISH 2025-02-13
4 Eragrostis deflexa Kona; Kanehaha Preserved_Specimen Forbes, C.N. 191 Hawaii BISH 1911-06-17
5 Eragrostis deflexa Makolelau; below and W of Puu Kolekole; 2nd drainage to E of nearby contour road Metrosideros-Dodonaea-Styphelia Lowland Mesic Shrubland; steep 310° N facing walls w/Eragrostis, Viola, Schiedea, Lepidium, Panicum, Lipochaeta, Bidens. Preserved_Specimen Abundant in area w/Silene and Schiedea. Loosely tufted; culms sub-erect. Wood, K.R. 6039 Molokai BISH 1997-02-27
6 Eragrostis deflexa Kamakou Preserve, Ridge between Kupai'a and Kaunakakai Gulch, East Molokai Montane mesic to dry shrubland. Preserved_Specimen Small bunchgrass. Anderson, S.J. Molokai BISH 1985-09-24
7 Eragrostis deflexa Kau; Keamoku flow, S part Ash covered a`a Preserved_Specimen Skottsberg, C.J.F. 576 Hawaii BISH 1922-09-18
8 Eragrostis deflexa W Maui, above Lahainaluna School Weed in pasture growing in partial shade. Preserved_Specimen Hobdy, R.W. 2476 Maui BISH 1986-01-13
9 Eragrostis deflexa Kamakou Preserve, Kawela Section, upper Kaunakakai Gulch Growing on rocky stream bank in remnant dry forest of `ohi`a, lama, pilo, and halapepe. Preserved_Specimen Lax grass 2 1/2' tall. Cuddihy, L.W. 1179 Molokai BISH 1982-05-26
10 Eragrostis deflexa West Maui, Launiupoko, Puu Hipa Growing in gray trachyte soil. Preserved_Specimen Hobdy, R.W. 4229 Maui BISH 2005-11-22
11 Eragrostis deflexa Puuwaawaa Preserved_Specimen Forbes, C.N. 11 Hawaii BISH 1911-06-08
12 Eragrostis deflexa West Maui, Launiupoko, Puu Hipa Preserved_Specimen Hobdy, R.W. 4228 Maui BISH 2005-11-22
13 Eragrostis deflexa W Maui, slopes of Lihau Preserved_Specimen Hobdy, R.W. 2705 Maui BISH 1987-01-27
14 Eragrostis deflexa East Maui, S slope of Haleakala, Auwahi-Kanaio Preserved_Specimen Medeiros, A.C. 559 Maui BISH 1983-10-04
15 Eragrostis deflexa W Maui, slopes of Lihau Preserved_Specimen Hobdy, R.W. 2709 Maui BISH 1987-01-27
16 Eragrostis deflexa Kona; Kanehaha Preserved_Specimen Forbes, C.N. 191 Hawaii BISH 1911-06-17
17 Eragrostis deflexa Puuwaawaa Preserved_Specimen Hitchcock, A.S. 14476 Hawaii BISH 1916-08-30
18 Eragrostis deflexa East Maui, S slope of Haleakala, Auwahi Preserved_Specimen Forbes, C.N. 2102 Maui BISH 1920-03-24
19 Eragrostis deflexa W Maui, Puu Hipa, Launiupoko Preserved_Specimen Hobdy, R.W. 4230 Maui BISH 2005-11-22
20 Eragrostis deflexa West Maui, Launiupoko, Puu Hipa Preserved_Specimen Hobdy, R.W. 4227 Maui BISH 2005-11-22
21 Eragrostis deflexa W Maui, slopes of Lihau Preserved_Specimen Hobdy, R.W. 2704 Maui BISH 1987-01-27
22 Eragrostis deflexa Kona; Kanehaha Preserved_Specimen Forbes, C.N. 258 Hawaii BISH 1911-06-25
23 Eragrostis deflexa W Maui, Puu Hipa, Launiupoko Preserved_Specimen Hobdy, R.W. 4231 Maui BISH 2005-11-22
24 Eragrostis deflexa Maunaloa Preserved_Specimen Pekelo, N. 31112 Molokai BISH 1961-12-06
25 Eragrostis deflexa Kamakou Preserve, Ridge between Kupai'a and Kaunakakai Gulch, East Molokai Montane mesic to dry shrubland. Preserved_Specimen Small bunchgrass Anderson, S.J. Molokai BISH 1985-09-24
26 Eragrostis deflexa Puuwaawaa Preserved_Specimen Hitchcock, A.S. 14476 Hawaii BISH 1916-08-30
27 Eragrostis deflexa Miki Preserved_Specimen Munro, G.C. 817 Lanai BISH 1930-01-07
28 Eragrostis deflexa Miki Preserved_Specimen Munro, G.C. 508 Hawaii BISH 1916-02-08
29 Eragrostis deflexa S slope of Haleakala, Puu Ouli Preserved_Specimen Forbes, C.N. 2147 Maui BISH 1920-04-05
30 Eragrostis deflexa West Maui, West Maui Natural Area Reserve, Lihau Section, one major ridge S of Liha, Aspect: NW. Growing on NW side on ridge top in dry but increasingly mesic forest. Dry to mesic a'a'lii shrubland: Dodonaea viscosa, Melinis repens, Cenhrus ciliaris, Schiedea menziesii, Leucaena, Sida filax, Osteomeles anthyllidifolia, Doryopteris decipiens, Bidens menziesii, Chamecrista nictitans, Waltheria indica, Lantana camara Preserved_Specimen Henderson,R. 78 Maui BISH 2025-02-13
31 Eragrostis deflexa W Maui, Lahaina District, Lihau Lowland Dry Shrubland at 1600 ft in a dry shrub and grassland with Dodonaea, Gouania hillebrandii, Heteropogon, Sida, Lipochaeta spp., Bidens spp., Canthium, Alyxia, and alien grasses and herbs Preserved_Specimen Welton, P. 1348 Maui BISH 1991-10-26
32 Eragrostis deflexa Kamakou Preserve, Kawela Section, Upper Onini Gulch On rocky bank of dry streambed under `a`ali`i in remnant dry forest of `ohi`a, kolea, olopua, manono, halapepe & aulu Preserved_Specimen Lax grass 2 ft. tall Cuddihy, L.W. 1223 Molokai BISH 1982-05-28
33 Eragrostis deflexa Puuwaawaa Open woods on hillside. Preserved_Specimen Culms often long-decumbent. Hitchcock, A.S. 14476 Hawaii BISH 1916-08-30
34 Eragrostis deflexa West Maui, West Maui Natural Area Reserve, Lihau Section, one major ridge S of Liha, Aspect: W. growing on ridge, both NW and SW facing areas. Dry a'a'lii shrubland: Dodonaea viscosa, Melinis repens, Leucaena, Waltheria indica, Sida filax, Pluchea indica, Heteropogon contortus, Chamecrista nictitans. Stapelia gigantea, Opuntia Preserved_Specimen Plants growing in abundance Henderson,R. 75 Maui BISH 2025-02-13
35 Eragrostis deflexa W Maui, Lahaina District, Ukumehame Valley Growing w. Plectranthus & Peperomia, on steep, rocky slope above stream, below where two tributaries join. Preserved_Specimen Oppenheimer, H.L. 29701 Maui BISH 1997-02-02
36 Eragrostis deflexa Gully below (south) Puu Kolekole On dry streambed with Anthoxanthum and Setaria under Osmanthus, Dodonaea, and Styphelia. Preserved_Specimen Tufted grass 3' tall. Cuddihy, L.W. 1164 Molokai BISH 1982-05-24
37 Eragrostis deflexa Kamakou Preserve; land section of Makakupaia; confluence of the Kupaia and Kaunakakai Streams In the understory of scrubby mesic Metrosideros forest. Preserved_Specimen A lax caespitose grass. Lau, J. 3289 Molokai BISH 1990-06-13
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