Dacrydium

Dacrydium is a genus of conifers belonging to the podocarp family Podocarpaceae. Sixteen species of evergreen dioecious trees and shrubs are presently recognized. The genus was first described by Solander in 1786, and formerly included many more species, which were divided into sections A, B, and C by Florin in 1931. The revisions of de Laubenfels and Quinn (see references), reclassified the former section A as the new genus Falcatifolium, divided Section C into new genera Lepidothamnus, Lagarostrobos and Halocarpus, and retained Section B as genus Dacrydium.

Dacrydium
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Gymnosperms
Division: Pinophyta
Class: Pinopsida
Order: Araucariales
Family: Podocarpaceae
Genus: Dacrydium
Lamb.
Type species
Dacrydium cupressinum
Solander ex Forster
Species

See text.

Synonyms
  • Corneria Bobrov & Melikian non Furtado
  • Gaussenia Bobrov & Melikian
  • Metadacrydium Baum.-Bod. ex Melikian & Bobrov

Species

Phylogeny of Dacrydium[1][2]

D. cupressinum Solander ex Forster (rimu, red pine)

D. balansae Brongniart & Gris

D. nausoriense de Laubenfels

D. araucarioides Brongniart & Gris

D. nidulum de Laubenfels

D. guillauminii Buchholz (Cat-tail Rimu)

D. lycopodioides Brongniart & Gris

D. elatum (Roxburgh) Wallich ex Hooker

D. pectinatum de Laubenfels

D. magnum de Laubenfels

D. xanthandrum Pilger

D. gibbsiae Stapf

D. beccarii Parlatore

D. comosum Corner

D. gracile de Laubenfels

ImageScientific nameDistribution
Dacrydium araucarioidesNew Caledonia
Dacrydium balansaeNew Caledonia
Dacrydium beccariiIndonesia, Malaysia, Papua New Guinea, Philippines, Solomon Islands
Dacrydium comosumPeninsular Malaysia
Dacrydium cupressinumNew Zealand
Dacrydium cornwallianaIndonesia, Papua New Guinea
Dacrydium elatumCambodia, Indonesia, Laos, Malaysia, Thailand, Vietnam
Dacrydium ericoidesMalaysia
Dacrydium gibbsiaeBorneo, Mount Kinabalu
Dacrydium gracileMalaysia
Dacrydium guillauminiiNew Caledonia
Dacrydium leptophyllumIndonesia
Dacrydium lycopodioidesNew Caledonia
Dacrydium magnumIndonesia, Papua New Guinea
Dacrydium mediumIndonesia, Malaysia
Dacrydium nausorienseFiji
Dacrydium nidulumFiji, Indonesia, Papua New Guinea
Dacrydium novo-guineensePapua New Guinea
Dacrydium pectinatumBorneo, Hainan, Philippines, Sumatra
Dacrydium spathoidesIndonesia
Dacrydium xanthandrumIndonesia, Malaysia, Papua New Guinea, Philippines

Distribution

The natural range of Dacrydium extends from New Zealand, New Caledonia, Fiji and the Solomon Islands through Malesia (New Guinea, Indonesia, Malaysia and the Philippines), to Thailand and southern China.

References

  1. Stull, Gregory W.; Qu, Xiao-Jian; Parins-Fukuchi, Caroline; Yang, Ying-Ying; Yang, Jun-Bo; Yang, Zhi-Yun; Hu, Yi; Ma, Hong; Soltis, Pamela S.; Soltis, Douglas E.; Li, De-Zhu; Smith, Stephen A.; Yi, Ting-Shuang; et al. (2021). "Gene duplications and phylogenomic conflict underlie major pulses of phenotypic evolution in gymnosperms". Nature Plants. 7 (8): 1015–1025. bioRxiv 10.1101/2021.03.13.435279. doi:10.1038/s41477-021-00964-4. PMID 34282286. S2CID 232282918.
  2. Stull, Gregory W.; et al. (2021). "main.dated.supermatrix.tree.T9.tre". Figshare. doi:10.6084/m9.figshare.14547354.v1. {{cite journal}}: Cite journal requires |journal= (help)
  • de Laubenfels, David J. 1969. A revision of the Melanesia and Pacific rainforest conifers, I. Podocarpaceae, in part. Journal of the Arnold Arboretum 50:274-314.
  • Quinn, C.J. 1982. Taxonomy of Dacrydium Sol. ex Lamb. emend. de Laub. (Podocarpaceae). Australian Journal of Botany 30: 311-320.
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