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Digital Herbaria

Phyllanthus polygonoides

Phyllanthus polygonoides Nutt. ex Spreng.

Smartweed Leaf-flower, Knotweed Leafflower

Euphorbiaceae (Spurge Family)

USDA Symbol: PHPO3
USDA Native Status: L48 (N)

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Specimen & Label Data

Phylanthus Polygonoides

Knotweed Leaf-Flower


Location: 1.5 km N of Loop 1604, on E fenceline of Blanco Rd.
Latitude: 0.000000

Habitat: Semi-shade. Damp, thin, alkaline soil.

Description: 34 cm tall, glabrous perennial. Base suffruticose from taproot & fiberous roots, to 10 cm. Several stems basally & branched above. Leaves spirally arranged, short petiolate, oblong/obovate, 4.5x11 cm, cuneate, obtuse to acute apically, medium green above, lighter below. Pistillate flowers on 5-6 mm pedicels, solitary, apetalous. Sepals 5-6, leaflike, 1.5x.75 mm.

County: Bexar
Collector: Harry Cliffe
Collection Date: Sep 7, 1992
Specimen number: 486

Herbarium Owner: NPSOT
Herbarium ID: 0729
Accession Date: Apr 26, 1994
Accession Number: 53

Annotations: Dioecious (In flower) (Pistillate) DPXRB

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