Pinaceae Abies Lasiocarpa Subalpine fir

Pinaceae Abies Lasiocarpa Subalpine fir

Pinaceae Abies lasiocarpa subalpine fir Sight ID characteristics • Western mountains, Yukon to Arizona, BC to CA – hybridizes with A. balsamea in northern part of range • Leaves, upswept, stomatiferous above and below • Bracts of seed cone shouldered with long, apiculate tip – shaped like the tree (spire-like) 67 NOTES AND SKETCHES 68 Pinaceae Abies balsamea balsam fir Sight ID characteristics • Dominant fir of the boreal zone and eastern deciduous zone – hybridizes with A. lasiocarpa in southern part of range • Leaves linear, 3/4 inch long, blunt or notched, shiny dark green above, stomatal bands below, upswept • Cones resinous, 2 to 3 1/2 inches long, green with purple tinge, bracts shorter than the scales 69 NOTES AND SKETCHES 70 Pinaceae Abies fraseri Fraser fir Sight ID characteristics • Extirpated from majority of range by balsam wooly adelgid. • Leaves linear, 3/4 inch long, blunt or notched, shiny dark green above, stomatal bands below, upswept - generally more dense than the very similar A. balsamea - hybridizes. • Cones resinous, 1 1/2 to 2 1/2 inches long, green to purple, bracts protruding from cone scales 71 NOTES AND SKETCHES 72 Pinaceae Abies grandis grand fir Sight ID characteristics • Northwest mesic forest disjunct – hybridizes with A. concolor in southern part of range • Periderm red • Leaves 2-ranked, grooved and green above, stomatal bands below, apical notch • Bracts of seed cone with high shoulders and short, apiculate tip – tip and shoulders +/- of the same height 73 NOTES AND SKETCHES 74 Pinaceae Abies concolor concolor fir Sight ID characteristics • Disjunct in the central/southern Rockies and the Sierra Nevada – hybridizes with A. grandis in northern part of range • Periderm yellow • Leaves upswept, stomatiferous above and below, no groove, no apical notch • Bracts of seed cone with high shoulders and short, apiculate tip – tip and shoulders +/- of the same height 75 NOTES AND SKETCHES 76 Pinaceae Abies amabilis Pacific silver fir Sight ID characteristics • Leaves +/- 2-ranked but with row of leaves appressed and running along the twig, green above, stomatal bands below • Bracts of seed cone with long apiculate tip and no shoulders 77 NOTES AND SKETCHES 78 Pinaceae Abies procera noble fir Sight ID characteristics • West-slope Cascades – hybridizes with A. maginifica in southern part of range • Leaves upswept, upper surface grooved, stomatal bands above and below below, shaped like hockey sticks • Bracts of seed cone exserted and reflexed, nearly covering scales completely 79 NOTES AND SKETCHES 80 Pinaceae Abies magnifica California red fir Sight ID characteristics • Sierra Nevada and extreme southern Cascades – hybridizes with A. procera in northern part of range • Leaves upswept, upper surface NOT grooved, stomatal bands above and below below, shaped like hockey sticks • Bracts of seed cone inserted (or only peeking out) 81 NOTES AND SKETCHES 82 Pinaceae Abies bracteata bristlcone fir, Santa Lucia fir Sight ID characteristics • endemic to Santa Lucia mountains of central CA • Leaves +/- 2-ranked, green above, stomata below, stiff and sharp-pointed • Buds, ovoid, !”-1” long, pointed • Bracts of seed cones spiny, long-exserted and strongly reflexed with very long bristle 83 NOTES AND SKETCHES 84.

View Full Text

Details

  • File Type
    pdf
  • Upload Time
    -
  • Content Languages
    English
  • Upload User
    Anonymous/Not logged-in
  • File Pages
    18 Page
  • File Size
    -

Download

Channel Download Status
Express Download Enable

Copyright

We respect the copyrights and intellectual property rights of all users. All uploaded documents are either original works of the uploader or authorized works of the rightful owners.

  • Not to be reproduced or distributed without explicit permission.
  • Not used for commercial purposes outside of approved use cases.
  • Not used to infringe on the rights of the original creators.
  • If you believe any content infringes your copyright, please contact us immediately.

Support

For help with questions, suggestions, or problems, please contact us