Difference between revisions of "Arceuthobium campylopodum subsp. apachecum"
Phytoneuron 2012-51: 10. 2012.
Common names: Apache dwarf mistletoe
Basionym: Arceuthobium apachecum Hawksworth & Wiens Brittonia 22: 266. 1970
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Latest revision as of 19:14, 5 November 2020
Plants forming witches' brooms. Stems yellow, green, or red, 3.5(–9) cm; third internode 5–7.2(–10) × 1–1.5(–2) mm, dominant shoot 1–2 mm diam. at base. Staminate flowers 2.7 mm diam.; petals 3–4(–5). Fruits 4 × 2.5 mm.
Phenology: Flowering Jul–Sep; fruiting Aug–Oct.
Habitat: Coniferous forests with southwestern white pine.
Elevation: 2000–3000 m.
Distribution
Ariz., N.Mex., Mexico (Chihuahua).
Discussion
Meiosis occurs in July, with fruits maturing 13 months after pollination.
Subspecies apachecum is known only from a portion of the range of its only host tree, Pinus strobiformis. Subspecies blumeri also utilizes this host, but the two taxa are not sympatric.
Selected References
None.
Lower Taxa
None.