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Galinsoga quadriradiata

Ruiz & Pav. (1798)

This name is accepted

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

hairy galinsoga, Peruvian daisy, shaggy soldier

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Description

Key Characters:

Growth Form:

Stems:

Roots: Root system includes a tap root or fibrous roots.

Leaves: Leaves simple. Opposite. Blades lanceolate or ovate Apex acute. Margins entire, serrate/dentate, or serrulate.

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Naturalized
Molokai Not in flora
Maui Naturalized
Hawai'i Naturalized

Dispersal Agents


Pollinators

Bibliography

Name Published In: Syst. Veg. Fl. Peruv. Chil. 1: 198 (1798)

Other References

Wagner et al. 1990:320 (O, Mo, M, H); Faccenda, Arthur, et al. 2025:160 (remove Mo [no evidence of nat.])

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Description Recorded By Record Number Island Source Date
1 Galinsoga quadriradiata Honolulu; Lyon Arboretum; Greenhouse Preserved_Specimen Hirsute herb to 30 cm. ht. Nagata, K.M. 2660 Oahu BISH 1983-04-20
2 Galinsoga quadriradiata Makaha Board of Water Supply parking area. Mixed non-native secondary vegetation. Preserved_Specimen Herb, less than 15 cm tall. Akamine, M. 360 Oahu BISH 2015-01-07
3 Galinsoga quadriradiata Mokuleia, N Waianae Mts, Kealia Trail above Dillingham Airfield. On fully exposed N facing rocky substrate. Psydrax odorata overstory with Urochloa maxima, Leucaena leucocephala, Schinus terebinthifolia. Preserved_Specimen Kennedy, B. 111 Oahu BISH 2021-01-10
4 Galinsoga quadriradiata Puna District, land of Keaau Keeau transfer dump Preserved_Specimen Herb with white flowers Herbst, D.R. 5604 Hawaii BISH 1975-12-17
5 Galinsoga quadriradiata Honolulu; Manoa Valley, Lower Rd Preserved_Specimen Wagner, W.L. 5087 Oahu BISH 1983-11-13
6 Galinsoga quadriradiata Tantalus Dr., .3mi above housing development Roadside weed, area generally pretty dry, but this plant was growing in mositer areas Preserved_Specimen Abundant Faccenda, K. 1666 Oahu BISH 2020-08-10
7 Galinsoga quadriradiata Honolulu; Lyon Arboretum Upper Lawn Makai. Around base of palms near gate Very common where soil is frequently bared in lawn area. Semi-open, wet. Preserved_Specimen Ray florets white, disc florets yellow Baker, R.F. 78 Oahu BISH 1975-04-25
8 Galinsoga quadriradiata East Maui, Keanae Weed in garden Preserved_Specimen Hobdy, R.W. 2526 Maui BISH 1986-02-26
9 Galinsoga quadriradiata Mount Kaala, Waianae Mts., Oahu, Hawaii Growing around and in the cracks of the helicopter pad at the top of Mount Kaala. Very wet, standing water. Preserved_Specimen Small Asteraceae, fuzzy leaves and stems, sessile leaves, lobed whitle petals. Crago, L.M. 2005243 Oahu BISH 2005-11-22
10 Galinsoga quadriradiata Honolulu; Lyon Arboretum Upper Lawn Makai. Around base of palms near gate Very common where soil is frequently bared in lawn area. Semi-open, wet. Preserved_Specimen Baker, R.F. 78 Oahu BISH 1975-04-25
11 Galinsoga quadriradiata Honolulu; Lyon Arboretum; near gate to the upper road Roadside weed, abundant Preserved_Specimen Gillett, G.W. 1590 Oahu BISH 1964-05-30
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