Difference between revisions of "Malacothrix junakii"
Madroño 44: 241. 1997.
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|discussion=<p>Of conservation concern.</p><!-- | |discussion=<p>Of conservation concern.</p><!-- | ||
| − | --><p>Malacothrix junakii is known only from middle Anacapa Island.</p> | + | --><p><i>Malacothrix junakii</i> is known only from middle Anacapa Island.</p> |
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|publication year=1997 | |publication year=1997 | ||
|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/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V19_477.xml |
|tribe=Asteraceae tribe Cichorieae | |tribe=Asteraceae tribe Cichorieae | ||
|genus=Malacothrix | |genus=Malacothrix | ||
Revision as of 15:12, 18 September 2019
Annuals, 5–30 cm. Stems 1–4, ascending to erect, ± branched proximally and distally (leafy to apices), glabrous. Cauline leaves: proximal oblanceolate, pinnately lobed (lobes 2–4 pairs, obtuse), ultimate margins entire or dentate; distal not much reduced (± linear, lobes usually 1–2 near bases, apices acute). Calyculi of 7–11, ovate to lanceolate bractlets, hyaline margins 0.05–0.2 mm. Involucres 7–8.5 × 3–6 mm. Phyllaries 9–13+ in 2–3 series, (red-tinged) oblong to lanceolate or lance-linear, hyaline margins 0.1–0.2 mm wide, faces glabrous. Receptacles not bristly. Florets 20–85: corollas medium yellow, 7–11 mm; outer ligules exserted 3.5–5.5 mm. Cypselae ± prismatic, 1.6–2 mm, ribs extending to apices, ± equal or 5 more prominent than others; persistent pappi of 11–14, irregular, ± dentate teeth plus 1–2 bristles. Pollen 70–100% 4-porate. 2n = 28.
Phenology: Flowering May–Jun.
Habitat: Flats and adjacent coastal bluffs
Elevation: 0–30 m
Discussion
Of conservation concern.
Malacothrix junakii is known only from middle Anacapa Island.
Selected References
None.