Arceuthobium campylopodum subsp. apachecum
Phytoneuron 2012-51: 10. 2012.
Common names: Apache dwarf mistletoe
Basionym: Arceuthobium apachecum Hawksworth & Wiens Brittonia 22: 266. 1970
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.
... more about "Arceuthobium campylopodum subsp. apachecum"
dehiscing +
dehiscent +
glaucous +
brittle +
scale-like +
fleshy +
Apache dwarf mistletoe +
singly +
spikelike +
arising +
oriented +
bright green +
staminate +
asymmetric +
2.7 cm27 mm <br />0.027 m <br /> (?) +
unisexual +
lenticular +
4 cm40 mm <br />0.04 m <br /> (?) +
2.5 cm25 mm <br />0.025 m <br /> (?) +
dehiscent +
adnate +
absent +
5mm;7.2mm +
simple +
opposite +
connate +
scale-like +
parallel +
absent +
defined +
articulated +
inferior +
true +
staminate +
recurved +
absent +
epigynous +
opposite +
valvate +
yellowish green +
3;4 +
not persisting +
absent +
2[-3]-carpellate +
complex +
absent +
Phytoneuron +
2012 +
mucilaginous +
later +
sticky +
absent +
dominant +
Illustrated +
branching +
whorled +
red;green;red;green;yellow +
brittle +
secondary +
multiple +
fanlike +
3.5 cm35 mm <br />0.035 m <br /> (?) +
undifferentiated +
2-lobed +
absent +
absent +
Arceuthobium campylopodum subsp. apachecum +
Arceuthobium campylopodum +
subspecies +
spikelike +
mucilaginous +
sticky +
branching +
fanlike +
parasitic +
dioecious +