Plagiobothrys-South American Key

Nutlet image of Adelinia Nutlet image of Amsinckia Nutlet image of Amsinckiopsis Nutlet image of Andersonglossum Nutlet image of Cryptantha Nutlet image of Dasynotus Nutlet image of Eremocarya Nutlet image of Greeneocharis Nutlet image of Gruvelia Nutlet image of Harpagonella Nutlet image of Johnstonella Nutlet image of Oncaglossum Nutlet image of Oreocarya Nutlet image of Pectocarya Nutlet image of Plagiobothrys Nutlet image of Simpsonanthus Nutlet image of Sonnea
Adelinia Amsinckia Amsinckiopsis Andersonglossum Cryptantha Dasynotus Eremocarya Greeneocharis Gruvelia Harpagonella Johnstonella Oncaglossum Oreocarya Pectocarya Plagiobothrys Simpsonanthus Sonnea

Systematics of Amsinckiinae (Boraginaceae): The Popcorn Flowers

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Plagiobothrys Fischer & C.A.Meyer

Index Seminum [St.Petersburg (Petropolitanus)] 2: 46[21] (1836)

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KEYS/CLAVES TO AUSTRALIAN PLAGIOBOTHRYS (after/de Black 1928)

1. Fruiting calyx-segments 5-8, unequal, curved, hardened, 5-8 mm. long; nutlets 2, rarely 4, 2 mm. long; areole lanceolate, extending from base about 1/2 way up the inner face ... P. plurisepalus
1' Fruiting calyx-segments 5, subequal, straight, remaining herbaceous, 2-4 mm. long; nutlets usually 4, about 1.5 mm. long
    2. Nutlets glossy, ovoid, the arcole small, triangular, oblique, raised considerably above the base ... P. elachanthus
    2' Nutlets dull, the areole extending from the base to about the middle of the inner face, slightly excavated
        3. Nutlets oblong-ovoid, 1.5 - 1.75 mm. long, the areole linear-lanceolate ... P. orthostatus
        3' Nutlets ovoid, about 1.25 mm. long, the areole almost triangular ... P. australasicus




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