Difference between revisions of "Arceuthobium campylopodum subsp. siskiyouense"
Wiens & Nickrent) Nickrent, Phytoneuron 2012-51: 10. 2012.
Common names: Knobcone pine dwarf mistletoe
Endemic
Basionym: Arceuthobium siskiyouense Hawksworth
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|distribution=Calif.;Oreg. | |distribution=Calif.;Oreg. | ||
|discussion=<p>Meiosis likely occurs in July, with fruits maturing 13 months after pollination.</p><!-- | |discussion=<p>Meiosis likely occurs in July, with fruits maturing 13 months after pollination.</p><!-- | ||
| − | --><p>The principal host of subsp. siskiyouense is Pinus attenuata; rare hosts include P. contorta, P. jeffreyi, and P. ponderosa. Subspecies siskiyouense is endemic to the Klamath and Siskiyou mountains.</p> | + | --><p>The principal host of <i></i>subsp.<i> siskiyouense</i> is <i>Pinus attenuata</i>; rare hosts include <i>P. contorta</i>, <i>P. jeffreyi</i>, and <i>P. ponderosa</i>. Subspecies siskiyouense is endemic to the Klamath and Siskiyou mountains.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=2012 | |publication year=2012 | ||
|special status=Endemic | |special status=Endemic | ||
| − | |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/V12/V12_665.xml |
|genus=Arceuthobium | |genus=Arceuthobium | ||
|species=Arceuthobium campylopodum | |species=Arceuthobium campylopodum | ||
Revision as of 14:48, 18 September 2019
Plants forming witches' brooms. Stems brown, 6–8(–10) cm; third internode 8–9(–15) × 2 mm, dominant shoot 2–2.5 mm diam. at base. Staminate flowers 3 mm diam.; petals 3 or 4. Fruits 4 × 2.5 mm.
Phenology: Flowering Aug–Sep; fruiting Sep–Oct.
Habitat: Coniferous forests, especially closed-cone pine forests with knobcone pine.
Elevation: 400–1200 m.
Discussion
Meiosis likely occurs in July, with fruits maturing 13 months after pollination.
The principal host of subsp. siskiyouense is Pinus attenuata; rare hosts include P. contorta, P. jeffreyi, and P. ponderosa. Subspecies siskiyouense is endemic to the Klamath and Siskiyou mountains.
Selected References
None.
Lower Taxa
None.