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Sporobolus pyramidatus

(Lam.) Hitchc. (1936)

This name is accepted

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

dropseed, madagascar dropseed, whorled dropseed

Bibliography

Name Published In: Misc. Publ. U.S.D.A. 243: 84 (1936)

Other References

Wagner et al. 1990:1596 (Ku?, FF?, O? [adventive]); Wagner & Herbst 1995:24 (NEWNAT/Ku, La, FF, O, DESCR); Herbst & Clayton 1998:35/Faccenda, Yorkston & Morden 2024:50 (KEY), 36 (NEWNAT/H [as S. piliferus]); Starr et al. 2006:40 (Mo); Wood 2006:18 (K); Snow 2008:41 (O [as S. piliferus]); Snow & Lau 2010:56 (H); Starr & Starr 2011:31 (Ka); Starr et al. 2010:66 (Mi [as S. piliferus]); Imada & Kennedy 2020:84 (EM); Faccenda 2022 (S. piliferus misapplied = S. pyramidatus)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Sporobolus pyramidatus Maili on dry coastal plain Preserved_Specimen Densely caespitos clumps 20 cm tall x40 cm broad Hobdy, R.W. 4345 Oahu BISH 2012-12-06
2 Sporobolus pyramidatus Keehi Lagoon, Coconut Island Preserved_Specimen Herbst, D.R. 6159 Oahu BISH 1978-07-29
3 Sporobolus pyramidatus Kaohikaipu Islat, Oahu Preserved_Specimen Rare to occasional. A couple patches, the largest of which is 5 m x 5 m. Starr, F. 502242 Oahu BISH 2005-02-24
4 Sporobolus pyramidatus Hapuna Beach State Park, on medial strip in parking lot Preserved_Specimen Imada, C. 943 Hawaii BISH 1994-02-25
5 Sporobolus pyramidatus Honolulu; Keehi Lagoon, Kahakaaulana Island Preserved_Specimen Herbst, D.R. 6086 Oahu BISH 1978-04-30
6 Sporobolus pyramidatus Honolulu; Keehi Lagoon, Burm Island Preserved_Specimen Herbst, D.R. 6073 Oahu BISH 1978-04-30
7 Sporobolus pyramidatus Honolulu; Keehi Lagoon, Coconut Island Preserved_Specimen Herbst, D.R. 6159 Oahu BISH 1978-07-29
8 Sporobolus pyramidatus Tern Islet; Very common grass, especially along southeastern half of the runway's border Preserved_Specimen Herbst, D.R. 6232 French Frigate Shoals BISH 1978-09-11
9 Sporobolus pyramidatus Kaena Point Natural Area Reserve Preserved_Specimen Kawelo, K. Oahu BISH 2003-06-09
10 Sporobolus pyramidatus Pearl Harbor roadside weed Preserved_Specimen Whistler, W.A. Oahu BISH 2003-10-01
11 Sporobolus pyramidatus Abundant along the runway; also some near LORAN building Preserved_Specimen Herbst, D.R. 6271 Kure Atoll BISH 1979-01-04
12 Sporobolus pyramidatus East Coast, Between the parking at Sandy Beach and Allan Davis Parking. Preserved_Specimen Liggett, W.R. Oahu BISH 2022-10-25
13 Sporobolus pyramidatus Tern Islet; Very common grass, especially along southeastern half of the runway's border Preserved_Specimen Herbst, D.R. 6232 French Frigate Shoals BISH 1978-09-11
14 Sporobolus pyramidatus Fort Kamehameha [east side of entrance to Pearl Harbor]. Preserved_Specimen Funk, E.J. Oahu BISH 1992-02-07
15 Sporobolus pyramidatus Waialua, along Kamehameha Hwy. Coastal. Associated vegetation: Prosopis pallida, Paspalum vaginatum. Preserved_Specimen Starr, F. 505176 Molokai BISH 2005-05-17
16 Sporobolus pyramidatus Hawaii County: Waikoloa Resort area on the island of Hawaii. In AA lava and at edge of gravel path in sprinkler overspray zone; ca 20 meters from ocean shore Preserved_Specimen Cespitose, annual. Brainerd, R. 2005 Hawaii BISH 2011-11-09
17 Sporobolus pyramidatus Waipio Peninsula; Waipio, Pouhala Marsh between Kapakahi & Waikele Streams Occasional grass on dredged ruderal land adjacent to the marsh. Preserved_Specimen Imada, C. 9618 Oahu BISH 1996-12-18
18 Sporobolus pyramidatus Rt 450, c.a. 8 km E of 'Ualapu'e Roadside weed in dry, sunny area Preserved_Specimen Common close to sea level, especially in areas where the soil is more saline Faccenda, K. 2954 Molokai BISH 2022-12-29
19 Sporobolus pyramidatus SE border of guano hard pan in soil pockets Preserved_Specimen Mcdermond, D.K. Laysan Island BISH 1990-06-22
20 Sporobolus pyramidatus Northeast of Honolulu International Airport tower. Buffelgrass-Flaveria association. Preserved_Specimen Funk, E.J. Oahu BISH 1997-04-01
21 Sporobolus pyramidatus SW of island Guano hardpan Preserved_Specimen Kepler, A.K. Laysan Island BISH 1992-04-19
22 Sporobolus pyramidatus NE of Hanauma Bay, 1+ km open tuff Preserved_Specimen Warshauer, F.R. 5181 Oahu BISH 2001-06-07
23 Sporobolus pyramidatus Pouhala Marsh, Waipahu Growing in mucky, sticky, poorly drained soil. Full sun, within reach of high water mark, and salt line. Preserved_Specimen Mounding spikey grass, 4-10 inches tall. Long spike-like inflorescence. Leaves bluish-light green. Crago, L.M. 2005028 Oahu BISH 2005-01-24
24 Sporobolus pyramidatus Sandy Beach, S of Koko Crater Dry sunny sand fully open area Preserved_Specimen Faccenda, K. 2236 Oahu BISH 2022-02-12
25 Sporobolus pyramidatus East side of Hale O Lono Harbor In sandy soil. Preserved_Specimen common Oppenheimer, H.L. 50628 Molokai BISH 2005-05-15
26 Sporobolus pyramidatus Ala Wai Park, near community gardens Sandy area near canal, apparently saline soil. Full sun, not particularly moist Preserved_Specimen Faccenda, K. 1779 Oahu BISH 2021-05-08
27 Sporobolus pyramidatus Kaloko. Ahupuaa of Waimanalo. Growing in coral rubble with Sida fallax, Jacquemontia sandwicense, Scaevola taccada, Ipomoea pescaprae, Nama sandwicensis, Heliotropium anomalum argenteum, Myoporum sandwicense, and others. Preserved_Specimen Thomas, M.K. 813 Oahu BISH 2024-10-17
28 Sporobolus pyramidatus Pearl City Peninsula, U.S. Navy property by former sewage treatment plant (STP) In low-lying spot mauka of STP. With scattered plants of Pluchea indica; Sporobolus abundant between shrubs. Preserved_Specimen Char, W.P. Oahu BISH 1999-12-22
29 Sporobolus pyramidatus Ke'ehi lagoon beach park, SW side of park Dry, sunny area near canal Preserved_Specimen Abundant in this area where not shaded out by Cenchrus ciliaris Faccenda, K. 3014 Oahu BISH 2023-01-20
30 Sporobolus pyramidatus Ka'ena Point State Park, about 2/3 of the way to the point from the Waineae side sand in full sun Preserved_Specimen some of the inflorescences spikelike and other with the lower branches sticking out and mor conical Faccenda, K. 2162 Oahu BISH 2021-11-11
31 Sporobolus pyramidatus Halona Blowhole beach sunny, dry substrate of rocks and sand near ocean Preserved_Specimen some plants with open panicles and others with closed spike like panicles; both panicle types seen right next to each other Faccenda, K. 2240 Oahu BISH 2022-02-12
32 Sporobolus pyramidatus Honokanai Between beach and boneyard; Cenchrus ciliaris, Verbesina encelioides, Sida fallax Preserved_Specimen Starr, F. 8021001 Kahoolawe BISH 2008-02-10
33 Sporobolus pyramidatus Kaunakakai Harbor, Malama Cultural Park. Growing in beach sand. Preserved_Specimen Densely caespitose low grass. Hobdy, R.W. 4301 Molokai BISH 2008-10-28
34 Sporobolus pyramidatus Mokolii Scattered patches on E end near coast. Preserved_Specimen Starr, F. 5041934 Oahu BISH 2005-04-19
35 Sporobolus pyramidatus Beach where Kapa'a stream empties in into the ocean Sand on beach, full sun, compressed substrate which gets much foot traffic Preserved_Specimen Rare, only a few plants seen on this beach Faccenda, K. 2412 Kauai BISH 2022-05-29
36 Sporobolus pyramidatus Kihei. Spreading on disturbed ground on Lower Piikea Street. Preserved_Specimen Caespitose, decumbent plants growing in compacted, sandy and gravelly ground. Hobdy, R.W. 4305 Maui BISH 2009-03-06
37 Sporobolus pyramidatus Kapapa. On S side of islet Preserved_Specimen Rare. One patch on south side of islet. Starr, F. 5041828 Oahu BISH 2005-04-18
38 Sporobolus pyramidatus Sand Island Preserved_Specimen Herbst, D.R. 486 Oahu BISH 1967-05-15
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