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Thymophylla tenuiloba

(DC.) Small (1903)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Asterales Family: Asteraceae Genus: Thymophylla

dahlberg daisy, dog fennel, dog weed, golden fleece, lemon drop

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Description

Key Characters:

Growth Form:

Stems:

Roots:

Leaves: Leaves simple. Alternate or rarely opposite. Apex acute. Margins lobed or pinnately lobed.

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

Kaua'i Naturalized
O'ahu Naturalized
Molokai Naturalized
Lana'i Naturalized
Kaho'olawe Naturalized
Maui Naturalized
Hawai'i Potentially naturalizing

Dispersal Agents

Wind

Pollinators

Bibliography

Name Published In: Fl. S.E. U.S. 1295, 1341 (1903)

Other References

Starr et al. 2002:18 (NEWNAT/O, EM, WM, DESCR [as Dyssodia tenuiloba]); Staples & Herbst 2005:150 (KEY), 168 (DESCR); Starr et al. 2006:32 (Mo, Ka); Lorence & Flynn 2006:2 (K); Nesom 2009:336 (Syn. D. tenuiloba = T. tenuiloba); Starr et al. 2010:62 (L); Faccenda, Arthur, et al. 2025:163 (H)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Thymophylla tenuiloba W Maui, Wailuku District, Kahului Industrial Park Growing in sandy soil in vacant lot. Preserved_Specimen Flowers yellow. Oppenheimer, H.L. 50217 Maui BISH 2002-05-24
2 Thymophylla tenuiloba Just above Waimea town and past subdivision along Waimea Canyon Rd. Secondary non-native vegetation Preserved_Specimen sub-shrub, naturalized along road, rays yellow, plants having strong pungent odor, roots creeping, common Wood, K.R. 14628 Kauai BISH 2011-04-23
3 Thymophylla tenuiloba Honolulu; Kilgo's; Sand Island Road 4 pot plant purchased for $0.99. Preserved_Specimen Spreading plant ca. 4-6 tall, 10-12 across; lvs finely dissected, lobes linear; flw heads 1-2 on long stalks; ca. 0.5 diam., bright yellow, odorless. Ripe frts fall out of persistent, cup-shaped involucre. When handled plant emits resinous odor. Staples, G.W. 924 Oahu BISH 1994-04-09
4 Thymophylla tenuiloba Moaulanui, near water catchment Scrub, soil substrate. Associated vegetation: Eragrostis variabilis, Neonotonia wightii. Preserved_Specimen Tap rooted herb; flowers yellow; lvs stinky, linear. Starr, F. 406072 Kahoolawe BISH 2004-06-07
5 Thymophylla tenuiloba East Maui, Kihei area above Piilani Hwy. Growing among buffelgrass in a disturbed tractor path. Preserved_Specimen a 20' by 20' patch. Hobdy, R.W. 4198 Maui BISH 2005-01-14
6 Thymophylla tenuiloba Above H-1 freeway below rock crusher access rd, Makakilo In cattle pasture. Preserved_Specimen Hobdy, R.W. 4207 Oahu BISH 2005-06-22
7 Thymophylla tenuiloba Honokanaia. On side of path from helicopter LZ to bunkhouse Sandy, rocky soil. Associated vegetation: Cenchrus ciliaris, Prosopis pallida. Preserved_Specimen Tap rooted herb; yellow flowers, lvs green, stinky like fennel, linear lvs. Fruit a white pappus. Starr, F. 403301 Kahoolawe BISH 2004-03-30
8 Thymophylla tenuiloba Upper Makakilo, adjacent to developed subdivision at end of Pueonani Street Open area in solid Panicum maximum grassland, with /Waltheria indica, Sida fallax, Eleusine indica, Verbesina encelioides, Sonchus oleraceus. Preserved_Specimen Herbaceous weed; only plant seen. Imada, C. 200428 Oahu BISH 2004-03-09
9 Thymophylla tenuiloba West Molokai, Laau point coastal strand Preserved_Specimen small herb, corolla with yellow ray flowers Garnett, W. Molokai BISH 2006-02-09
10 Thymophylla tenuiloba Northeast of Puumahanalua. Vegetation: Leucaena, Urochloa, Prosopis, Sida fallax, Abutilon menziesii, Waltheria, Senecio, madagascariensis, Verbesina encelioides. Preserved_Specimen Herbs Oppenheimer, H.L. 31705 Lanai BISH 2017-03-28
11 Thymophylla tenuiloba Kaena Point Natural Area Reserve. 04: 0575038, 2385779. Inside the predator-proof fence Preserved_Specimen A small patch of this plant, covering about 1 x 2 ft. Prostrate growth habit. Yellow composite flowers with finely divided narrow leaves. Foliage has a strong odor of carrot. Sporck-Koehler, M. 16 Oahu BISH 2013-05-08
12 Thymophylla tenuiloba Hanakanaea, SW coast Prosopis-Cenchrus lowland dry forest W/ Jacquemontia ovalifolia, Tragus berteronianus, Boerhavia repens, Macroptilium lathyroides, Sida fallax, Portulaca oleracea, Chenopodium murale, Atriplex semibaccata, Ipomoea cairica, Waltheria indi Preserved_Specimen Herb, yellow-orange disks and rays, common, strong scent 6 am Wood, K.R. 14581 Kahoolawe BISH 2011-04-04
13 Thymophylla tenuiloba Southeast Oahu, Kulepeamoa Ridge Lowland dry shrubland with Dodonaea viscosa, Heteropogon contortus, Leucaena leucocephala, Stachytarpheta jamaicensis, Ageratum conyzoides, Waltheria indica, Hyptis pectinata, Lipochaeta lobata. Preserved_Specimen Herb up to 8 inches tall with bright yellow ray florets. Naturalized patch along broad ridgeline. Imada, C. 200439 Oahu BISH 2004-04-23
14 Thymophylla tenuiloba Kekaha, Malcal side of Kaumaulii Hwy (50), roadside in fron of Aloha Kauai Villas, before Kikiaola Harbor Naturalized in shade of large Mango trees. Growing with Mangifera indica, and short grass. Preserved_Specimen Foliage fine w/ pungent smell. Calyx green, rays yellow, florets yellow. Lvs medium green. Ca a dozen plants in immediate area. Tangalin, N. 1396 Kauai BISH 2007-06-06
15 Thymophylla tenuiloba Honolulu; Kilgo's; Sand Island Road 4 pot plant purchased for $0.99. Preserved_Specimen Spreading plant ca. 4-6 tall, 10-12 across; lvs finely dissected, lobes linear; flw heads 1-2 on long stalks; ca. 0.5 diam., bright yellow, odorless. Ripe frts fall out of persistent, cup-shaped involucre. When handled plant emits resinous odor. Staples, G.W. 924 Oahu BISH 1994-04-09
16 Thymophylla tenuiloba Former Naval Air Station Barbers Point, Northern Trap & Skeet Range, Outplanting site On Firebreak scrape. With Euphorbia hirta (779223), Chloris barbata (779222), Eragrostis leptostachya (779225), and Leucaena leucocephala. Preserved_Specimen BISH staff 5 Oahu BISH 2021-04-28
17 Thymophylla tenuiloba W Maui, Waiehu/Waikee By sand dune. Associated vegetaiton: Verbesina encelioides, Leucaena leucocephala, Panicum maximum, Ironwood. Preserved_Specimen Erect herb 1-2dm ht, tap root; lvs green, linear-fine; flowers many, bright yellow rays. Starr, F. 4261 Maui BISH 2000-04-26
18 Thymophylla tenuiloba East Maui, Kihei, at Kihei Road and Lipoa, by condominium parking lot Along roadside and in parking lot. Spreading sparingly from original plantings. Preserved_Specimen Small herb with lemon yellow flowers. Starr, F. 1261 Maui BISH 2000-01-26
19 Thymophylla tenuiloba East Maui, Kihei area above Piilani Hwy. Growing among buffelgrass pasture. Preserved_Specimen a 20' by 20' patch with many seedlings and maturing plants. Taprooted annual herbs 15-20cm tall, branching sparsely at ground level and near branch tips, stems tough and almost woody filiform (0-,5mm diam.) lobes tipped with a tiny translucent awn, margins minutely ciliate-scabrid. Capitulae terminal, solitary, long-pedunculate (5-7 cm long x 0.5mm diam.). Peduncle with 4-6 mm bracteoles scattered along its length and 1 or 2 more at the base of the involucre, glabrous. Involucre conical, glabrous, 4mm long x 4mm wide with 10-14 1mm long x 1mm wide deltate involucral bracts in a single row, bracts with scarious margins. Capitulae radiate. Hobdy, R.W. 4199 Maui BISH 2005-01-17
20 Thymophylla tenuiloba Honolulu, Kaka'ako waterfront park Weed from thin, gravelly soil in full, dry sun Preserved_Specimen Smelled similar to Marigolds - Obvious Tageteae Faccenda, K. 2075 Oahu BISH 2021-08-07
21 Thymophylla tenuiloba West Maui, Lahaina District, Alaeloa. Roadside weeds southeast of the cornere of Honoapiilani Hwy. and Napilihau St Roadside weeds Preserved_Specimen Oppenheimer, H.L. 40305 Maui BISH 2003-04-18
22 Thymophylla tenuiloba Kaunakakai; Ohai Alii Rd. Residential, ornamental vegetation type. Preserved_Specimen Flowers yellow. Starr, F. 5051714 Molokai BISH 2005-05-17
23 Thymophylla tenuiloba Lihue, Wal-Mart Garden Center Preserved_Specimen Sprawling herb to 6; stems pale green, leaves medium green above, pale green below; ray florets yellow, 13-14; disc florets orange-yellow Flynn, T.W. 6747 Kauai BISH 2000-09-21
24 Thymophylla tenuiloba Palawai Basin, Kamao ahupuaa, at shooting range Mowed area in parched flatlands, with weedy herbs and grasses. UTM 20.781355 N, 156.884375 W. Preserved_Specimen Unplanted groundcover volunteering in the area. Imada, C. 2009002 Lanai BISH 2009-04-03
25 Thymophylla tenuiloba Honolulu, lower Nuuanu Valley, along Pali Hwy. (Rte. 61) between the scenic overlook above Chinese cemetery and Pauoa Road exit Growing on roadside. Preserved_Specimen Herb 6-8 tall; flower heads bright yellow; fruits mostly dried heads with all seeds blown away. Gagné, B.H. 3150 Oahu BISH 2000-05-03
26 Thymophylla tenuiloba So. Kohala, Puako mauka of the highway Preserved_Specimen a single small flowering plant Hobdy, R.W. 4352 Hawaii BISH 2014-04-10
27 Thymophylla tenuiloba West Molokai, Laau point coastal, dry, open kiawe forest Preserved_Specimen 0.2 m herb, annual, highly divided; pinnatifid leaves, corolla yellow Hughes, G.D. 1136 Molokai BISH 2004-04-13
28 Thymophylla tenuiloba Koele Preserved_Specimen Yellow flowered annual herbs escaping and locally common. Oppenheimer, H.L. 30813 Lanai BISH 2008-03-26
29 Thymophylla tenuiloba Kahului Beach Rd by Kahului Harbor Preserved_Specimen Hobdy, R.W. 4209 Maui BISH 2005-02-05
30 Thymophylla tenuiloba Former Naval Air Station Barbers Point, Northern Trap & Skeet Range With Cenchrus ciliaris, Sida ciliaris, Sida fallax, Waltheria indica and Chloris barbatus. Preserved_Specimen On dirt road. Very common in road area. Flowers yellow. BISH staff 23 Oahu BISH 2021-04-30
31 Thymophylla tenuiloba Kaumalapau Hwy., near dump. Growing with Cenchrus ciliaris and Emilia fosbergii. Occasionally cultivated and locally common in various places on Lanai (Lanai Citym, Cemetary above Koele, Keomoku Rd, and Kaumalapau Rd). Preserved_Specimen Naturalized. Starr, F. 7040201 Lanai BISH 2007-04-02
32 Thymophylla tenuiloba Kapaa along Kapaa bypass road. Preserved_Specimen Kaneshige, C. Kauai BISH 2005-04-01
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