Rutaceae

Spurge olive Cneorum tricoccum, copyright Cillas.

Belongs within: Sapindales.
Contains: Fagara, Zanthoxyleae, Citroideae.

The Rutaceae are a family of plants found in most parts of the world; most are trees or shrubs but some are herbaceous. These include the common rue Ruta graveolens, a strong-smelling herb with a history of being cultivated as a medicinal plant and condiment.

Within the Rutaceae, members of the Rutoideae and Citroideae have numerous aromatic oil glands in many parts of the plant; members of the Spathelioideae, in contrast, lack such glands and have solitary oil cells (Angiosperm Phylogeny Website). Rutoideae and Citroideae have been separated on the basis of characters of the fruit (generally dehiscent in Rutoideae, but indehiscent and fleshy in Citroideae), but phylogenetic analysis does not support monophyly of the Rutoideae. Members of the western Palaearctic subshrub genus Ruta bear pinnately or ternately compound leaves and flowers with wavy to fringed edges on the petals (Hickman 1993) Chloroxylon, satinwoods, is an Old World tropical genus of trees with rough, spongy bark that are used as a source of timber.

The southern African sneezewood tree Ptaeroxylon obliquum, together with the Madagascan tree and shrub genus Cedrelopsis, was previously classified as a separate family Ptaeroxylaceae but now appears to be derived within the Spathelioideae. The vernacular name “sneezewood” refers to the presence of oils in the wood that cause respiratory irritation to workers. Also now placed within Spathelioideae is Cneorum, a primarily Mediterranean genus of small shrubs with leathery leaves, mostly found at higher altitudes.

Characters (from the Angiosperm Phylogeny Website): Herbs to trees; furanocoumarins, distinctive limonoids present; wood often fluorescing; stomata various; schizogenous cavities present; leaflets usually articulated, ptyxis also flat, margins entire to crenate (sometimes serrate), usually prominently punctate; flowers often perfect; (3-)5-merous; calyx connate or free; androecium obdiplostemonous, filaments more or less flattened (occasionally connate); gynoecium variously connate to almost free, style impressed to more or less gynobasic; ovules 1-many/carpel, micropyle also zig-zag; chalazal embryo sac haustoria present; seed with chalazal aperture in the sclerotesta at base or raphe.

<==Rutaceae
    |--Rutoideae [Flindersieae, Flindersioideae, Ruteae]MS06
    |    |  i. s.: Luvunga monophyllaT00, LK14
    |    |--ZanthoxyleaeMS06
    |    `--+--CitroideaeMS06
    |       `--+--Chloroxylon swieteniaMS06
    |          `--Ruta [Rutinae]MS06
    |               |--R. chalepensisH93
    |               `--R. graveolensMS06
    `--SpathelioideaeT00
         |  i. s.: DictylomaT00
         |--Spathelia [Spathelieae]MS06
         |    `--S. excelsaMS06
         `--+--HarrisoniaMS06
            |    |--H. browniiLK14
            |    `--H. perforataMS06
            `--+--Cneorum [Cneoraceae]MS06
               |    |--C. pulverulentumMS06
               |    `--C. tricoccumC74
               `--PtaeroxylaceaeT00
                    |--CedrelopsisT00
                    `--Ptaeroxylon obliquumMS06
Rutaceae incertae sedis:
  FraxinellaD01
  MonnieriaD01
  PitaviaYY22
  Toddaliopsis ebolowensis Engler 1917E17
  Vepris dainelliiYY22, E09
  EmpleurumYY22
  BoniniaYY22
  HeliettaYY22
  PteleaYY22
    |--P. crenulataH93
    `--P. trifoliataP93
  Araliopsis trifoliolata Engler 1917E17
  EmpleuridiumYY22
  Orixa japonicaYY22, S00
  TecleaYY22
    |--T. campestris Engler 1917E17
    |--T. gracilipes Engler 1917E17
    |--T. nobilisE09
    |--T. stuhlmannii Engler 1917E17
    `--T. viridisQLB05
  FagaraE17
  BarosmaYY22
  AmyrisJ87
    |--A. apiculataJ87
    `--A. marshiiFZ77
  Philotheca [incl. Eriostemon sect. Nigrostipulae]M93
    |--P. australisH87
    |--P. basistyla Mollemans 1993M93
    |--P. bruceiG04a
    |--P. langei Mollemans 1993M93
    |--P. myoporoides [=Eriostemon myoporoides]B00
    |--P. reichenbachianaB96
    |--P. spicatumRL05
    `--P. tomentellaG04a
  MicrocybeG04b
    |--M. albifloraG04b
    `--M. paucifloraG04b
         |--M. p. ssp. paucifloraG04b
         `--M. p. ssp. grandisG04b
  DrummonditaM93
    |--D. calidaM93
    |--D. ericoidesM93
    |--D. hasselliiM93
    |    |--D. h. var. hasselliiM93
    |    `--D. h. var. longifoliaM93
    |--D. miniataM93
    `--D. wilsonii Mollemans 1993M93
  HalfordiaB00
    |--H. kendackB00
    `--H. scleroxylaH42
  GeijeraMM09
    |--G. linearifoliaG76
    |--G. paniculataB00
    |--G. parvifloraMM09
    `--G. salicifoliaB00
         |--G. s. var. salicifoliaS91
         `--G. s. var. latifoliaS91
  Geleznowia verrucosaMM09
  Brombya platynemaBH07
  Boenninghausenia albifloraD07
  Tetradium Lour. 1790KC01
    `--T. fraxinifoliumD07
  MurrayaB00
    |--M. exoticaT-W89
    |--M. koenigiiB00
    |--M. ovatifoliolataB00
    |--M. paniculataLK14
    `--M. sumatranaT-W89
  Naringi crenulataP03
  Rhadinothamnus rudisGM10
  MicromelumB00
    |--M. integerrimumDD73
    `--M. minutumB00
  AcronychiaB00
    |--A. acidulaBH07
    |--A. laevisH97
    |--A. trifoliolata Zollinger & Moritzi 1845 [incl. A. andrewsi Baker 1900]JG19
    `--A. vestitaB00
  DinospermaB00
    |--D. erythrococca [=Melicope erythrococca]B00
    `--D. melanophloia [=Melicope melanophloia]B00
  LeionemaB00
    |--L. ambiens [=Phebalium ambiens]B00
    `--L. dentatumB00
  BosistoaB00
    |--B. brassiiS91
    `--B. medicinalisB00
  Cneoridium dumosumH93
  Thamnosma montanaH93
  Evodioxylon oweni (Carruthers) Chiarugi 1933CBH93
  Fortunella japonicaWO92
  Almeidaea Post & Kuntze 1903KC01
  Benjaminia Vell. 1835KC01
  Tenorea Rafin. 1814KC01
  MicrocitrusS91
    |--M. garrawayaeS91
    `--M. inodoraS91
  EvodiaS91
    |--E. haplophyllaWO95
    |--E. meliaefoliaDD73
    |--E. micrococcaS91
    |--E. roxburghianaS00
    `--E. vitifloraS91
  Evodiella muelleriS91
  Cookia punctataT-W89
  Humblotiodendron Engler 1917E17
    `--*H. spathulatum Engler 1917E17

*Type species of generic name indicated

References

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[CBH93] Collinson, M. E., M. C. Boulter & P. L. Holmes. 1993. Magnoliophyta (‘Angiospermae’). In: Benton, M. J. (ed.) The Fossil Record 2 pp. 809–841. Chapman & Hall: London.

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[E17] Engler, A. 1917. Rutaceae africanae. V. Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 54: 297–308.

[E09] Ensermu K. 2009. Three new species of Acanthaceae from Ethiopia. Kew Bulletin 64 (1): 57–65.

[FZ77] Fullington, R. W., & E. G. Zimmerman. 1977. A new species of Humboldtiana (Helminthoglyptidae) from Coahuila, Mexico. Veliger 20 (2): 134–136.

[G04a] Gibson, N. 2004a. Flora and vegetation of the Eastern Goldfields Ranges: part 6. Mt Manning Range. Journal of the Royal Society of Western Australia 87 (2): 35–47.

[G04b] Gibson, N. 2004b. Flora and vegetation of the Eastern Goldfields Ranges: part 7. Middle and South Ironcap, Digger Rock and Hatter Hill. Journal of the Royal Society of Western Australia 87 (2): 49–62.

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[GM10] Guilbert, E., & M. L. Moir. 2010. A new species of Carldrakeana (Insecta: Heteroptera: Tingidae) from Western Australia. Records of the Western Australian Museum 25 (4): 382–386.

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[H42] Hill, G. F. 1942. Termites (Isoptera) from the Australian Region (including Australia, New Guinea and islands south of the Equator between 140°E. longitude and 170°W. longitude). Commonwealth of Australia Council for Scientific and Industrial Research: Melbourne.

[JG19] James, D. J., P. T. Green, W. F. Humphreys & J. C. Z. Woinarski. 2019. Endemic species of Christmas Island, Indian Ocean. Records of the Western Australian Museum 34 (2): 55–114.

[J87] Judd, W. S. 1987. Floristic study of Morne La Visite and Pic Macaya National Parks, Haiti. Bulletin of the Florida State Museum—Biological Sciences 32 (1): 1–136.

[KC01] Kirk, P. M., P. F. Cannon, J. C. David & J. A. Stalpers. 2001. Ainsworth & Bisby’s Dictionary of the Fungi 9th ed. CAB International: Wallingford (UK).

[LK14] Lyons, M. N., G. J. Keighery, L. A. Gibson & T. Handasyde. 2014. Flora and vegetation communities of selected islands off the Kimberley coast of Western Australia. Records of the Western Australian Museum Supplement 81: 205–244.

[M93] Mollemans, F. H. 1993. Drummondita wilsonii, Philotheca langei and P. basistyla (Rutaceae), new species from south-west Western Australia. Nuytsia 9: 95–109.

[MM09] Mound, L. A., & M. Masumoto. 2009. Australian Thripinae of the Anaphothrips genus-group (Thysanoptera), with three new genera and thirty-three new species. Zootaxa 2042: 1–76.

[MS06] Muellner, A. N., V. Savolainen, R. Samuel & M. W. Chase. 2006. The mahogany family “out-of-Africa”: divergence time estimation, global biogeographic patterns inferred from plastid rbcL DNA sequences, extant, and fossil distribution of diversity. Molecular Phylogenetics and Evolution 40 (1): 236–250.

[P03] Paul, T. K. 2003. Botanical observations on the Purulia pumped storage hydropower project area, Bagmundi Hills, Purulia district, West Bengal. Bulletin of the Botanical Survey of India 45: 121–142.

[P93] Pittaway, A. R. 1993. The Hawkmoths of the Western Palaearctic. Harley Books: Colchester.

[QLB05] Quicke, D. L. J., N. M. Laurenne & M. Barclay. 2005. A new host record for the Afrotropical parasitic wasp genus Bathyaulax Szépligeti (Hymenoptera: Braconidae: Braconinae) confirmed using DNA sequence data. Journal of Hymenoptera Research 14 (1): 96–101.

[RL05] Rafferty, C., & B. B. Lamont. 2005. Selective feeding by macropods on vegetation regenerating following fire. Journal of the Royal Society of Western Australia 88 (4): 155–165.

[S91] Sankowsky, G. 1991. New food plants for some Queensland butterflies. Australian Entomological Magazine 18 (1): 9–19.

[S00] Siddiqi, M. R. 2000. Tylenchida: Parasites of plants and insects 2nd ed. CABI Publishing: Wallingford (UK).

[T-W89] Tenison-Woods, J. E. 1889. On the vegetation of Malaysia. Proceedings of the Linnean Society of New South Wales, series 2, 4 (1): 9–106, pls 1–9.

[T00] Thorne, R. F. 2000. The classification and geography of the flowering plants: dicotyledons of the class Angiospermae (subclasses Magnoliidae, Ranunculidae, Caryophyllidae, Dilleniidae, Rosidae, Asteridae, and Lamiidae). The Botanical Review 66: 441–647.

[WO92] Walter, D. E., & D. J. O’Dowd. 1992. Leaves with domatia have more mites. Ecology 73 (4): 1514–1518.

[WO95] Walter, D. E., & D. J. O’Dowd. 1995. Beneath biodiversity: factors influencing the diversity and abundance of canopy mites. Selbyana 16 (1): 12–20.

[YY22] Yampolsky, C., & H. Yampolsky. 1922. Distribution of sex forms in the phanerogamic flora. Bibliotheca Genetica 3: 1–62.

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