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Family

Genus

Common name

Noxious Weed Seed

AOSA Examination List

Species Category

Disseminule/Planting Unit

Shape

Seed length

Seed width

Seed thickness

Color

Texture

Other structures

 

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Prosopis fiebrigii. True seeds that are smooth with fine longitudinal striations. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis fiebrigii. True seeds that are smooth with fine longitudinal striations. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii
Prosopis fiebrigii. True seeds that are smooth with fine longitudinal striations. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii. Hilum on bottom. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis fiebrigii. Hilum on bottom. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii
Prosopis fiebrigii. Hilum on bottom. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis fiebrigii. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii
Prosopis fiebrigii. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis fiebrigii. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis fiebrigii
Prosopis fiebrigii. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis hassleri.  Oval, true seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis hassleri. Oval, true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri
Prosopis hassleri. Oval, true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis hassleri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri
Prosopis hassleri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis hassleri. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis hassleri
Prosopis hassleri. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis humilis. True seeds with a small, faint circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis humilis. True seeds with a small, faint circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis humilis
Prosopis humilis. True seeds with a small, faint circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis humilis. Hilum is on the bottom. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis humilis. Hilum is on the bottom. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis humilis
Prosopis humilis. Hilum is on the bottom. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis humilis. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis humilis. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis humilis
Prosopis humilis. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis juliflora. Smooth and dull. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences. Prosopis juliflora. Smooth and dull. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
Prosopis juliflora
Prosopis juliflora. Smooth and dull. Photo courtesy of Colorado State University, Department of Soil and Crop Sciences.
Prosopis kuntzei. Reddish-brown and yellow seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis kuntzei. Reddish-brown and yellow seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis kuntzei
Prosopis kuntzei. Reddish-brown and yellow seeds. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis kuntzei. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis kuntzei. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis kuntzei
Prosopis kuntzei. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis kuntzei. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis kuntzei. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis kuntzei
Prosopis kuntzei. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis kuntzei. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis kuntzei. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis kuntzei
Prosopis kuntzei. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida. True seeds with a smooth texture. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis pallida. True seeds with a smooth texture. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida
Prosopis pallida. True seeds with a smooth texture. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis pallida. Hilum. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis pallida. Hilum. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida
Prosopis pallida. Hilum. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida. Pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis pallida. Pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida
Prosopis pallida. Pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida. Pod surface. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis pallida. Pod surface. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis pallida
Prosopis pallida. Pod surface. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri. Obovate seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis palmeri. Obovate seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri
Prosopis palmeri. Obovate seeds. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis palmeri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis palmeri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri
Prosopis palmeri. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri. Seeds in pods.Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis palmeri. Seeds in pods.Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis palmeri
Prosopis palmeri. Seeds in pods.Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans. D-shaped seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. D-shaped seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. D-shaped seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis reptans. D-shaped seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. D-shaped seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. D-shaped seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis reptans
Prosopis reptans. Seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana . Rough and wrinkled true seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis rojasiana. Rough and wrinkled true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana
Prosopis rojasiana. Rough and wrinkled true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana . Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis rojasiana. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana
Prosopis rojasiana. Hilum at base. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana . True seeds with a circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis rojasiana. True seeds with a circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana
Prosopis rojasiana. True seeds with a circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis rojasiana . True seeds are enclosed in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis rojasiana. True seeds are enclosed in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana
Prosopis rojasiana. True seeds are enclosed in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana . True seeds are enclosed in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis rojasiana. True seeds are enclosed in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis rojasiana
Prosopis rojasiana. True seeds are enclosed in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii . True seeds with a faint circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis ruizlealii. True seeds with a faint circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii
Prosopis ruizlealii. True seeds with a faint circular line between the margin and center. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii. Lens and hilum of the seed. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis ruizlealii. Lens and hilum of the seed. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii
Prosopis ruizlealii. Lens and hilum of the seed. Photo by Julia Scher, USDA-APHIS-PPQ.

Prosopis ruizlealii . True seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis ruizlealii. True seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii
Prosopis ruizlealii. True seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii . True seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis ruizlealii. True seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruizlealii
Prosopis ruizlealii. True seeds in pods. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruscifolia. Dark to light brown true seeds. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis ruscifolia. Dark to light brown true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruscifolia
Prosopis ruscifolia. Dark to light brown true seeds. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruscifolia. True seeds with a protruding hilum. Photo by Julia Scher, USDA-APHIS-PPQ. Prosopis ruscifolia. True seeds with a protruding hilum. Photo by Julia Scher, USDA-APHIS-PPQ.
Prosopis ruscifolia
Prosopis ruscifolia. True seeds with a protruding hilum. Photo by Julia Scher, USDA-APHIS-PPQ.