Difference between revisions of "Leavenworthia alabamica"
Contr. Gray Herb. 192: 68. 1963.
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|name=Leavenworthia alabamica var. brachystyla | |name=Leavenworthia alabamica var. brachystyla | ||
|authority=Rollins | |authority=Rollins | ||
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}} | }} | ||
|hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Leavenworthia;Leavenworthia alabamica | |hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Leavenworthia;Leavenworthia alabamica | ||
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name=Leavenworthia alabamica | name=Leavenworthia alabamica | ||
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|authority=Rollins | |authority=Rollins | ||
|rank=species | |rank=species | ||
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|publication year=1963 | |publication year=1963 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V7/V7_752.xml |
|tribe=Brassicaceae tribe Cardamineae | |tribe=Brassicaceae tribe Cardamineae | ||
|genus=Leavenworthia | |genus=Leavenworthia | ||
Revision as of 22:19, 16 December 2019
Stems (when present), 1–2.5 dm. Basal leaves: petiole (0.5–)1–3 cm; blade (2–)3.5–8.5(–10) cm, lobes 1–9 on each side, margins entire or shallowly dentate, terminal lobe orbicular to broadly ovate, 0.5–1.3 cm × 5–13 mm, considerably larger than lateral lobes, margins entire or shallowly dentate. Fruiting pedicels: solitary flowers 40–100 mm; racemes 20–60 mm. Flowers: sepals widely spreading, oblong-linear, (3.5–)4–6(–7) × 1–2 mm; petals spreading, white to lavender, obovate to broadly spatulate, 9–14 × (2.5–)3–6.5(–7.5) mm, claw yellow-orange, (2–)2.5–3.5 mm, apex deeply emarginate, apical notch 0.5–1 mm deep; filaments: median 3.5–6 mm, lateral 2–3.5 mm; anthers 1–1.5 mm. Fruits narrowly oblong, 1.5–3 cm × 3–4.5 mm, smooth, latiseptate; valves thin; ovules 6–12 per ovary; style 1.5–4.5 mm. Seeds 2.2–4 mm diam.; wing 0.2–0.5 mm wide; embryo straight. 2n = 22.
Phenology: Flowering Mar–Apr.
Habitat: Limestone outcrops and cedar glades, abandoned fields, pastures, rocky knolls, roadsides
Elevation: 150-300 m
Discussion
Of conservation concern.
Leavenworthia alabamica is known only from Colbert, Franklin, Lawrence, and Morgan counties.
Selected References
None.