Species Cupressus
cupressus lusitanica foliage , cones
the new world cypresses tend have cones fewer scales (4-8 scales, more in c. macrocarpa), each scale prominent narrow spike. recent genetic evidence shows less closely related old world cypresses thought, being more closely related xanthocyparis , juniperus rest of cupressus. these species have been transferred callitropsis. new world species found in marginal habitats xeric soils, , therefore exhibit fragmented allopatric pattern of distribution. type of distribution results in disproportionate local abundance species restricted small neighboring populations.
cupressus abramsiana (cupressus goveniana var. abramsiana; callitropsis abramsiana; santa cruz cypress)
cupressus arizonica (callitropsis arizonica; arizona cypress)
cupressus bakeri (callitropsis bakeri; modoc cypress)
cupressus benthamii (callitropsis benthamii; bentham s cypress)
cupressus forbesii (callitropsis forbesii; tecate cypress)
cupressus glabra (callitropsis glabra; smooth arizona cypress)
cupressus goveniana (callitropsis goveniana; gowen cypress)
cupressus guadalupensis (callitropsis guadalupensis; guadalupe cypress)
cupressus lusitanica (callitropsis lusitanica; mexican cypress)
cupressus macnabiana (callitropsis macnabiana; macnab cypress)
cupressus macrocarpa (callitropsis macrocarpa; monterey cypress)
cupressus montana (callitropsis montana; san pedro martir cypress)
cupressus nevadensis (callitropsis nevadensis; piute cypress)
cupressus nootkatensis (nootka cypress)
cupressus pigmaea (cupressus goveniana var. pigmaea; callitropsis pigmaea; mendocino cypress)
cupressus revealiana (el rincon cypress)
cupressus sargentii (callitropsis sargentii; sargent cypress)
cupressus stephensonii (callitropsis stephensonii; cuyamaca cypress)
^ little, d. p., schwarzbach, a. e., adams, r. p. & hsieh, chang-fu. 2004. circumscription , phylogenetic relationships of callitropsis , newly described genus xanthocyparis (cupressaceae). american journal of botany 91 (11): 1872–1881. abstract
^ little, d. p. (2006). evolution , circumscription of true cypresses. syst. bot. 31 (3): 461-480.
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