Difference between revisions of "Draba scotteri"
Canad. J. Bot. 57: 1874. 1979.
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|place=57: 1874. 1979 | |place=57: 1874. 1979 | ||
|year=1979 | |year=1979 | ||
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| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=C | ||
| + | |label=Conservation concern | ||
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|basionyms= | |basionyms= | ||
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|distribution=Yukon. | |distribution=Yukon. | ||
|discussion=<p>Of conservation concern.</p><!-- | |discussion=<p>Of conservation concern.</p><!-- | ||
| − | --><p>The description of Draba scotteri is based on collections from Kluane National Park, southwestern Yukon Territory.</p> | + | --><p>The description of <i>Draba scotteri</i> is based on collections from Kluane National Park, southwestern Yukon Territory.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Draba scotteri | name=Draba scotteri | ||
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|authority=G. A. Mulligan | |authority=G. A. Mulligan | ||
|rank=species | |rank=species | ||
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|publication title=Canad. J. Bot. | |publication title=Canad. J. Bot. | ||
|publication year=1979 | |publication year=1979 | ||
| − | |special status= | + | |special status=Endemic;Conservation concern |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_462.xml |
|tribe=Brassicaceae tribe Arabideae | |tribe=Brassicaceae tribe Arabideae | ||
|genus=Draba | |genus=Draba | ||
Latest revision as of 23:33, 5 November 2020
Perennials; (cespitose); caudex simple or branched (covered with persistent leaves); scapose. Stems unbranched, 0.2–1.4 dm, pubescent throughout, trichomes 2–8-rayed, 0.07–0.4 mm, and, sometimes, simple ones, 0.2–0.8 mm. Basal leaves rosulate; petiolate; petiole base ciliate, (trichomes simple, 0.2–1 mm); blade oblanceolate, 0.4–1.5 cm × 1–3 mm, margins entire, (ciliate as petiole base), surfaces pubescent with short-stalked, stellate, 8–12-rayed trichomes, 0.1–0.4 mm. Cauline leaves 0. Racemes 1–9-flowered, usually ebracteate, rarely proximalmost flower subtended by a tiny bract, usually considerably elongated in fruit; rachis not flexuous, pubescent as stem. Fruiting pedicels divaricate-ascending, straight, 3–8(–12) mm, pubescent as stem. Flowers: sepals oblong, 2–3 mm, subapically pubescent, (trichomes simple); petals yellow, obovate to spatulate, 3.5–5.5 × 1.5–2.5 mm; anthers ovate, 0.4–0.5 mm. Fruits lanceolate to narrowly so, plane, flattened, 5–11 × 1.5–2.5 mm; valves pubescent, trichomes simple, 0.1–0.4 mm, occasionally with some 2-rayed ones; ovules 12–18 per ovary; style 0.3–1 mm. Seeds ovoid, 0.8–1.2 × 0.6–0.7 mm. 2n = 96.
Phenology: Flowering Jun–Jul.
Habitat: Talus and gravelly summits in alpine communities
Elevation: 1200-2000 m
Discussion
Of conservation concern.
The description of Draba scotteri is based on collections from Kluane National Park, southwestern Yukon Territory.
Selected References
None.