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Caulacanthus ustulatus

(Turner) Kütz. (1843)

This name is accepted

Kingdom: Archaeplastida Phylum: Rhodophyta Class/Clade: Florideophyceae Order: Gigartinales Family: Caulacanthaceae Genus: Caulacanthus

Description

Key Characters:

Growth Form:

Thallus:

Stipe:

Holdfast:

Reproductive Structures:

Ploidy:

Habitat:

Depth Range:

Historical Distribution

Uses and Culture

USES

Natural History

Statewide Status

Indigenous

Island Status

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Caulacanthus ustulatus Honomu Epiphytic in turf. Preserved_Specimen Okano, R. 22561 Hawaii BISH 1995-09-03
2 Caulacanthus ustulatus Reeds Bay, Hilo Soft, fine balls or tufts on Ahnfeltia concinna and also on vertical shaded basalt directly near high tide line -- NW of Americal Legion clubhouse Preserved_Specimen Doty, M.S. 20074 Hawaii BISH 1963-07-27
3 Caulacanthus ustulatus Kawaihae Small Boat Harbor Outer reef zone of breakwater. Preserved_Specimen Fisher, J.R. 207 Hawaii BISH 2000-09-13
4 Caulacanthus ustulatus Mauna Lani Resort Preserved_Specimen (Not on sheet) 20556 Hawaii BISH 1991-05-01
5 Caulacanthus ustulatus Reeds Bay, Hilo Stiff balls of short branches similar to the host, Ahnfeltia concinna, or Caulacanthus which accompanies these balls of short branches. On vertical basalt attached to A. concinna. Preserved_Specimen Doty, M.S. 20077 Hawaii BISH 1963-07-27
6 Caulacanthus ustulatus Honolulu Harbor: Station 5; Pier 13-14 Preserved_Specimen Tetrasporic. Defelice, R. 511 Oahu BISH 1997-09-16
7 Caulacanthus ustulatus Station R-1 Preserved_Specimen Polloi, J. 1 Nihoa BISH 2002-10-06
8 Caulacanthus ustulatus Hanauma Bay Preserved_Specimen Hoyle, M.D. 726 Oahu BISH 1975-05-06
9 Caulacanthus ustulatus Elks Club, Waikiki; Site 9 Preserved_Specimen Coles, S.L. 9.11 Oahu BISH 2001-01-21
10 Caulacanthus ustulatus Hakioawa Bay, NE coast, Sta. 1. Preserved_Specimen Defelice, R. Kahoolawe BISH 1998-01-12
11 Caulacanthus ustulatus Olowalu Preserved_Specimen Okano, R. 24814 Maui BISH 2000-08-17
12 Caulacanthus ustulatus Honolulu Harbor: Station 3; Pier 7-8 HECO Intake Preserved_Specimen Defelice, R. 316 Oahu BISH 1997-08-26
13 Caulacanthus ustulatus Sandy Beach Intertidal; In shady cave area. Preserved_Specimen Red to dark red to almost black in sunnier spots. Some tetrasporangial stichidia seen. Magruder, W.H. 621 Oahu BISH 1986-04-26
14 Caulacanthus ustulatus Kakaako On tangled monofilament fishing line Preserved_Specimen Hodgson, L.M. 6 Oahu BISH 2001-08-01
15 Caulacanthus ustulatus Hanamaula Bay intertidal -- northern side of Hanauma Bay Preserved_Specimen Santos, G.A. 31300 Kauai BISH 1975-05-06
16 Caulacanthus ustulatus Honokohau Boat Harbor subtidal; On rope. Preserved_Specimen Puttock, C.F. 192 Hawaii BISH 2000-05-18
17 Caulacanthus ustulatus Kawailoa Beach, right of Chuns Reef, North Shore, about 200 ft. from shore Epiphytic at base of Halimeda discoidea. Preserved_Specimen Dark red. Magruder, W.H. 927 Oahu BISH 1986-08-01
18 Caulacanthus ustulatus Reeds Bay, Hilo Soft, fine balls or tufts on Ahnfeltia concinna and also on vertical shaded basalt near the high tide line -- NW of American Legion clubhouse Preserved_Specimen Doty, M.S. 20074 Hawaii BISH 1963-07-27
19 Caulacanthus ustulatus Hookena sandy bench -- not Caulacanthus, no apical cell; more similar to Coelothrix, but not hollow (WHM 1986). Preserved_Specimen Abbott, I.A. 28074 Hawaii BISH 1972-09-27
20 Caulacanthus ustulatus Black Point, Diamond Head, Koko Head corner On basalt rocks. Area has abundant fresh water. Preserved_Specimen Forming extensive mats in intertidal & shallow subtidal zone. Very dark red to slightly brownish in coloration. Tetrasporic material abundant. Axial cells with 2 pericentral cells at 90°. Magruder, W.H. 703 Oahu BISH 1986-06-01
21 Caulacanthus ustulatus Reeds Bay, Hilo Forming soft fine balls or tufts on Ahnfeltia concinna and also on vertical shaded basalt near high tide line -- NW of the American Legion clubhouse Preserved_Specimen Doty, M.S. 20074 Hawaii BISH 1963-07-27
22 Caulacanthus ustulatus Hulopoe Beach Park, Basalt shoreline on east side of park Intertidal Preserved_Specimen Fisher, J.R. 1021 Lanai BISH 2003-02-05
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