BugwoodWiki Article

fivehook bassia
Bassia hyssopifolia (Pallas) Kuntz

Overview

Appearance
Bassia hyssopifolia a densely pilose, grayish broadleaf annual with stems branched from the base. The mature plant can reach 4 ft. (1.2 m) tall.
Foliage
Leaves form a rosette.
Flowers
Flowers bloom from July through October. Flowering stems form spike flower heads along which inconspicuous flowers develop in clusters at the bases of leaf stalks and at the ends of the stems. Individual flowers do not have petals, but they have outer lobes that are densely covered with tan to golden, soft, furry hairs.
Fruit
Fruit remain enclosed within the dried flower. They are thin walled and have five, hooked spine lobes (one hook attached to each lobe).
Ecological Threat
Bassia hyssopifolia will infest roadsides, disturbed places, crop fields, ditch banks, and seasonal wetlands. Bassia hyssopifolia is sometimes confused with Russian thistle (Salsola iberica). Russian thistle is more profusely branched and spiny than Bassia.

General Description:

A densely pilose, grayish annual with stems branched from the base, similar in habit to lambs quarters (Chenopodium album).

Diagnostic Characteristics:

Bassia hyssopifolia is sometimes confused with Russian thistle (Salsola iberica). Russian thistle is more profusely branched and spiny than Bassia.

Resources

Selected Images


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fivehook bassia
Bassia hyssopifolia
Plant(s)
Joseph M. DiTomaso
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fivehook bassia
Bassia hyssopifolia
Plant(s)
Forest and Kim Starr
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fivehook bassia
Bassia hyssopifolia
Plant(s)
Forest and Kim Starr
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fivehook bassia
Bassia hyssopifolia
Plant(s)
Forest and Kim Starr
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fivehook bassia
Bassia hyssopifolia
Plant(s)
Forest and Kim Starr
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5374864

fivehook bassia
Bassia hyssopifolia
Foliage
Joseph M. DiTomaso
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fivehook bassia
Bassia hyssopifolia
Flower(s)
Joseph M. DiTomaso
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5374866

fivehook bassia
Bassia hyssopifolia
Flower(s)
Joseph M. DiTomaso

Maps


EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. For more information, visit www.eddmaps.org

EDDMapS Distribution

State Regulated List - This map identifies those states that list this species on their regulated list. For more information, visit Invasive.org

State Regulated List

Taxonomic Rank

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Caryophyllidae
Order: Caryophyllales
Family: Chenopodiaceae
Genus: Bassia

Other System Links

Plants: BAHY
Bayer: BAFHY
GRIN: 6541
ITIS: 20588
NPDN Pest: PBDADBA

Synonyms and Other Names

Other Common Names:
fivehorn smotherweed, fivehook bassia, smother weed, smotherweed

Categories

Category: Vines
Category: Forbs/Herbs