Athysanus pusillus (Hooker) Greene (Q3494)

From Canadian Flora Commons
Revision as of 12:58, 24 June 2022 by WikibaseAdmin (talk | contribs) (‎Changed an Item)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
Athysanus pusillus is a taxon with the rank species within the genus Athysanus
Language Label Description Also known as
English
Athysanus pusillus (Hooker) Greene
Athysanus pusillus is a taxon with the rank species within the genus Athysanus

    Statements

    taxon/id/Athysanus pusillus (Hooker) Greene
    0 references
    Athysanus pusillus (Hooker) Greene
    Athysanus pusillus
    (Hooker) Greene
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    athysane nain (French)
    common sandweed (English)
    sandweed (English)
    Flowering Feb–Jun.
    grassy slopes
    grassy glades
    woodlands
    chaparral
    flood plains
    rock outcrops
    cliffs
    ledges
    limestone
    serpentine
    sandstone
    granitic and basaltic substrates
    Plants sparsely to densely pubescent proximally, sometimes glabrous distally.
    Stems (0.2–) 0.5–3 (–5) dm.
    Basal leaves: petiole 0.1–0.5 cm;
    blade oblanceolate, obovate, or oblong, 0.3–1.5 (–2) cm × (1–) 2–6 (–8) mm, margins entire or dentate, apex acute to obtuse, surfaces uniformly pubescent, trichomes cruciform and 3-rayed, adaxially sometimes mixed with coarse, simple ones.
    Cauline leaves 1–6;
    Fruiting pedicels slender, (1.5–) 2–4 (–6) mm.
    Flowers: sepals 0.5–1 × 0.3–0.7 mm;
    petals oblong, 1.5–3 × 0.5–1 mm;
    filaments 0.4–0.6 mm;
    anthers (0.05–) 0.1–0.2 (–0.25) mm.
    Fruits usually orbicular to obovate, rarely broadly oblong, 1-locular, not twisted;
    valves thin, veins sometimes prominent, usually pubescent, rarely glabrous, trichomes simple, to 0.5 mm, hooked (sometimes restricted to margins, or mixed with smaller, sessile, cruciform or 3-rayed ones);
    ovules 2 (–4) per ovary;
    style 0.05–0.2 mm.