cupressaceae calocedrus · pdf file11 cupressaceae calocedrus decurrens incense cedar •...

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  • 11

    CupressaceaeCalocedrus decurrensincense cedar

    scale leaves lustrous, decurrent, much longer than wide laterals nearly enclosing facials seed cone with 3 pairs of scale/bract and one central

    Sight ID characteristics

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    NOTES AND SKETCHES

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    CupressaceaeChamaecyparis lawsonianaPort Orford cedar

    scale leaves with glaucous bloom tips of laterals on older stems diverging from branch (not always

    too obvious) prominent white x pattern on underside of branchlets globose seed cones with 6-8 peltate cone scales no boss on

    apophysis

    Sight ID characteristics

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    NOTES AND SKETCHES

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    CupressaceaeChamaecyparis thyoidesAtlantic white cedar

    branchlets slender, irregularly arranged (not in flattened sprays). scale leaves blue-green with white margins, glandular on back laterals with pointed, spreading tips, facials closely appressed bark fibrous, ash-gray globose seed cones 1/4, 4-5 scales, apophysis armed with

    central boss, blue/purple and glaucous when young, maturing in fall to red-brown

    Sight ID characteristics

  • 16

    NOTES AND SKETCHES

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    CupressaceaeCallitropsis nootkatensisAlaska yellow cedar

    branchlets very droopy scale leaves more or less glabrous little glaucescence globose seed cones with 6-8 peltate cone scales prominent

    boss on apophysis tips of laterals tightly appressed to stem (mostly) even on

    older foliage (not always the best character!)

    Sight ID characteristics

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    NOTES AND SKETCHES

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    CupressaceaeTaxodium distichumbald cypress

    buttressed trunks and knees leaves linear, distichous deciduous - leaves usually shed as a branchlet branchlets (and leaves) alternately arranged seed cone round - does not open to release seeds rather

    disintegrates/rots to release seeds.

    Sight ID characteristics

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    NOTES AND SKETCHES

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    CupressaceaeMetasequoia glyptostroboidesdawn redwood

    leaves linear, opposite deciduous leaves usually shed as a branchlet branchlets opposite on determinate short shoots seed cone with 4 rows of oppositely arranged bract/scales

    Sight ID characteristics

    Native to south-central China! widely cultivated

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    NOTES AND SKETCHES

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    CupressaceaeSequoia sempervirenscoast redwood

    two types of leaves sun and shade shade leaves green above, two white stomatal bands below evergreen terminal bud scars demarcate obvious branchlets - leaves shed

    in branchlets thick fibrous, bark (12 thick) 1 seed cone with spirally arranged, peltate bract/scales

    Sight ID characteristics

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    NOTES AND SKETCHES

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    CupressaceaeSequoiadendron giganteumCalifornia big tree, giant sequoia

    leaves subulate, overlapping, blueish green metallic green seed cones 2.5 long with spirally arranged, peltate bract/scales seeds with reddish pigment (powder)

    Sight ID characteristics

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    NOTES AND SKETCHES