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Parietaria Linn., Sp. Pl. 1052. 1753. Gen.Pl. ed.5.1152.1754; Benth. & Hook.f., Gen.Pl.3:392.1880; Boiss., Fl. Orient.4:1149. 1879; Hook.f., Fl.Brit. Ind.5 :592. 1885; Hutch., Gen.Fl. Pl.2:193.1967.
Freirea Gaudich.
Annual or perennial, polygamous herbs, often with uncinate hairs. Leaves 3-costate, exstipulate, alternate, entire. Inflorescence of 3-many flowered-small, axillary, bracteate cymes or in involucrate clusters with intermixed bisexual and unisexual flowers or only bisexual flowers. Calyx deeply (3-)4-lobed in male and hermaphrodite flowers; tubular and shallowly lobed in female flowers. Stamens as many as calyx lobes. Ovary free from calyx, ovule orthotropous, basal; style present or absent, stigma desely penicillate deciduous; pistillode globose in male flowers. Achene compressed, ovate, enveloped by calyx.
A genus of c. 30 species, distributed in temperate and tropical countries.
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| 1 |
Cymes lax, 3(-6)-flowered. Bracts cordate ovate, conspicuously enlarged in fruit |
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Parietaria alsinaefolia |
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Cymes congested, 3-many-flowered. Bracts linear-lanceolate to elliptic, inconspicuously or not enlarged in fruit |
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(2) |
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| 2 (1) |
Lower flowers bisexual and upper female in a cluster. Bracts linear-lanceolate, free |
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Parietaria lusitanica |
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Mostly all flowers bisexual in a cluster. Bracts ovate-lanceolate or elliptic, subconnate at the base |
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Parietaria judaica |
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Lower Taxa
Related Synonym(s):
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Treatments in Other Floras @ www.efloras.org
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