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Gracilaria dawsonii

Hoyle (1994)

This name is accepted

Kingdom: Archaeplastida Phylum: Rhodophyta Class/Clade: Florideophyceae Order: Gracilariales Family: Gracilariaceae Genus: Gracilaria

Description

Key Characters:

Growth Form:

Thallus:

Stipe:

Holdfast:

Reproductive Structures:

Ploidy:

Habitat:

Depth Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Endemic

Island Status

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Gracilaria dawsonii Hauula Beach Park ca. 0.15 cm down into a narrow crevice 2 m from edge of algal ridge. Much wave action with surface of reef covered by dense stands of Sargassum, Padina, Asparagopsis, Pterocladia & Colpomenia. Preserved_Specimen Hunt, J. 894 Oahu BISH 1975-03-15
2 Gracilaria dawsonii Hauula Beach Park In holes on reef crest Preserved_Specimen Magruder, W.H. 1245 Oahu BISH 1991-03-01
3 Gracilaria dawsonii Hauula Beach Park In holes & crevices among Amansia and Laurencia on reef flat exposed at zero tide. -- Tetrasporic & cystocarpic thalli. Preserved_Specimen Santos, G.A. 1083 Oahu BISH 1978-06-21
4 Gracilaria dawsonii Townsend-Cromwell Cruise TC 90-10. Station 156 (North of Maui) Trawled. Preserved_Specimen (Not on sheet) 15619 Maui BISH 1990-12-04
5 Gracilaria dawsonii Ahihi Bay, Oneloa (Big) Beach, southern end, E Maui, Makawao District, Makena Growing among Amansia glomerata on the side of basaltic boulders covered with crustose coralline algae Preserved_Specimen Hoyle, M.D. 1165 Maui BISH 1986-03-22
6 Gracilaria dawsonii Hauula Beach Park on coral heads. Prostrate and imbricated rhizoids abundant and usually solitary, arising from center of thallus just below a fork. -- 1 slide Preserved_Specimen Doty, M.S. 8669 Oahu BISH 1951-02-24
7 Gracilaria dawsonii Hauula Beach Park In narrow cracks in the exposed reef. Thalli usually protected from direct sun by dense mats of Ulva reticulata -- Includes tetrasporic material Preserved_Specimen Hoyle, M.D. 1074 Oahu BISH 1978-04-22
8 Gracilaria dawsonii Hauula Beach Park On the side of narrow cracks in the reef exposed at zero tide. Preserved_Specimen Includes tetrasporic material. Hoyle, M.D. 793 Oahu BISH 1976-02-20
9 Gracilaria dawsonii Kalaupapa National Park Flooded stream bed Preserved_Specimen Watanugi, R. 87 Molokai BISH 2005-08-15
10 Gracilaria dawsonii Ahihi Bay, Oneloa (Big) Beach, southern end, E Maui, Makawao District, Makena Growing among Amansia glomerata on the side of basaltic boulders covered with crustose coralline algae Preserved_Specimen Hoyle, M.D. 1167 Maui BISH 1987-03-23
11 Gracilaria dawsonii Hauula Park, Oahu growing well within pukas and about 2' below top of coral heads. Curving back from light direction. -- Dark red. Very brittle. Prob. from rhizomatous base. Preserved_Specimen Doty, M.S. 8657 Oahu BISH 1951-02-24
12 Gracilaria dawsonii Hauula Park, Oahu growing well within pukas and about 2' below top of coral heads. Curving back from light direction. -- Dark red. Very brittle. Prob. from rhizomatous base. Preserved_Specimen Doty, M.S. 8657 Oahu BISH 1951-02-24
13 Gracilaria dawsonii Ahihi Bay, Oneloa (Big) Beach, southern end, E Maui, Makawao District, Makena Growing among Amansia glomerata on the side of basaltic boulders covered with crustose coralline algae Preserved_Specimen Hoyle, M.D. 1167 Maui BISH 1987-03-23
14 Gracilaria dawsonii Hauula Beach Park In narrow cracks in the exposed reef. Thalli usually protected from direct sun by dense mats of Ulva reticulata. Preserved_Specimen Hoyle, M.D. 1074 Oahu BISH 1978-04-22
15 Gracilaria dawsonii Kipukai Collected September 1979 Preserved_Specimen Magruder, W.H. 3 Kauai BISH 1979-09-07
16 Gracilaria dawsonii Hauula Preserved_Specimen Hoyle, M.D. 1083 Oahu BISH 1978-06-01
17 Gracilaria dawsonii Pupukea, Sharks Cove Growing in large depression amongst Pterocladia capillacea. Preserved_Specimen Male Magruder, W.H. 780 Oahu BISH 1992-04-09
18 Gracilaria dawsonii Hauula Beach Park In narrow cracks in the exposed reef. Thalli usually protected from direct sun by dense mats of Ulva reticulata. Preserved_Specimen Hoyle, M.D. 1074 Oahu BISH 1978-04-22
19 Gracilaria dawsonii Hauula Beach in crevices growing with BOTRYOCLADIA, LAURENCIA, etc. Preserved_Specimen Santos, G.A. 28691 Oahu BISH 1978-06-21
20 Gracilaria dawsonii Ahihi Bay, Oneloa (Big) Beach, southern end, E Maui, Makawao District, Makena Growing among Amansia glomerata on the side of basaltic boulders covered with crustose coralline algae Preserved_Specimen Hoyle, M.D. 1167 Maui BISH 1987-03-23
21 Gracilaria dawsonii Hauula Beach Park Tetrasporic thallus Preserved_Specimen Magruder, W.H. 201 Oahu BISH 1974-11-20
22 Gracilaria dawsonii Hauula In crevices near the reef edge where there is much wave action Preserved_Specimen Santos, G.A. 28976 Oahu BISH 1980-05-13
23 Gracilaria dawsonii Hauula Beach Park Growing back from light direction well within holes below top of coral heads. Very brittle. Preserved_Specimen Doty, M.S. 8657 Oahu BISH 1951-02-24
24 Gracilaria dawsonii Hauula Beach Park In crevices on the reef at zero tide level. Preserved_Specimen Includes (possible) tetrasporic thalli. Hoyle, M.D. 1160 Oahu BISH 1984-03-22
25 Gracilaria dawsonii Makena, South end of Oniloa Beach Intertidal; On sides of basalt boulders Preserved_Specimen Thalli with cystocarps mostly on dorsal surface Hoyle, M.D. 1165 Maui BISH 1986-03-19
26 Gracilaria dawsonii Ahihi Bay, Oneloa (Big) Beach, southern end, E Maui, Makawao District, Makena Growing among Amansia glomerata on the side of basaltic boulders covered with crustose coralline algae -- Includes tetrasporic material. Preserved_Specimen Hoyle, M.D. 1167 Maui BISH 1987-03-23
27 Gracilaria dawsonii Hauula Reef Attached to limestone substrate in a hole in the reef edge. -- Hidden from view (and sunlight) by large quantities of Sargassum. Preserved_Specimen Seitz, R. 916 Oahu BISH 1975-04-25
28 Gracilaria dawsonii Anini Reef Intertidal; In holes & crevices at reef crest. Preserved_Specimen Magruder, W.H. Kauai BISH 1991-05-01
29 Gracilaria dawsonii Hauula Beach Park On vertical sides of narrow cracks in the reef exposed at zero tide Preserved_Specimen Hoyle, M.D. 834 Oahu BISH 1976-07-25
30 Gracilaria dawsonii Kipukai Collected September 1979 Preserved_Specimen Magruder, W.H. 3 Kauai BISH 1979-09-07
31 Gracilaria dawsonii Pupukea Preserved_Specimen Spermatangial. Magruder, W.H. 1474 Oahu BISH 1991-04-09
32 Gracilaria dawsonii Kahala Beach Park, Waialae Attached to limestone ca. 290 m offshore. Preserved_Specimen Hoyle, M.D. 528 Oahu BISH 1972-07-12
33 Gracilaria dawsonii Hauula Beach Park Preserved_Specimen McDermid, K.J. 1114 Oahu BISH 1983-05-16
34 Gracilaria dawsonii Hauula Beach Park On the sides of narrow cracks in the reef exposed at zero tide. -- Includes tetrasporic material Preserved_Specimen Hoyle, M.D. 794 Oahu BISH 1976-02-20
35 Gracilaria dawsonii Kahala Beach Preserved_Specimen Hoyle, M.D. 528 Oahu BISH 1972-06-12
36 Gracilaria dawsonii Kipukai Preserved_Specimen Magruder, W.H. 3 Kauai BISH 1979-09-07
37 Gracilaria dawsonii Maui Preserved_Specimen Matsui, T. 13470 Maui BISH
38 Gracilaria dawsonii Hauula Beach Collected from reef flat. Found in crevices, sheltered and covered by SARGASSUM or sometimes exposed on the edges of little pools. Preserved_Specimen Santos, G.A. 28780 Oahu BISH 1979-06-08
39 Gracilaria dawsonii Hauula Beach Park Intertidal; In crevices on coraline red algae Preserved_Specimen Hoyle, M.D. 0.28495 Oahu BISH 2001-06-22
40 Gracilaria dawsonii Hauula Collected from the reef flat Preserved_Specimen Santelices, B. 19070 Oahu BISH 1989-05-07
41 Gracilaria dawsonii Kawailoa Beach Slide of cross-sections Preserved_Specimen Magruder, W.H. 1410 Oahu BISH 1990-03-27
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