List of species combining spinescent leaves and bright-hued fleshy fruits in Australia

(Also see https://www.inaturalist.org/journal/milewski/68420-unusual-combination-of-features-in-ericaceae-the-case-of-acrotriche-serrulata#.)

There are probably more species of plants combining leaf-spinescence and fleshy fruits in Australia than on any other landmass (see https://www.inaturalist.org/journal/milewski/62054-the-flora-of-southern-africa-is-not-diverse-enough-to-emulate-hollies-part-1#).

However, it is as yet difficult to list the Australian species definitively.

This is because:

  • the flora is so diverse that several species are incompletely documented (e.g. in Persoonia),
  • both leaf-spinescence and the fleshiness and bright colouration of fruit-pulp are marginally expressed in many clades,
  • leaf-spinescence may be subject to heteroblasty and/or induced by herbivory, and
  • in Ericaceae, there is a bewildering complex of epacridoid genera that overlap in many features.

Note that in the genus of hollies, Ilex arnhemensis (Aquifoliaceae) is the only species indigenous to Australia. Its leaves are not spinescent.

The following provisional list is arranged alphabetically. Parentheses indicate species that qualify only ambivalently, because the leaves are not clearly spinescent and/or because the fruits are relatively small and dull-hued.

Apocynaceae

Alyxia oblongata https://www.inaturalist.org/taxa/1007849-Alyxia-oblongata and https://www.inaturalist.org/observations/37420900 and https://www.inaturalist.org/observations/100964649

Alyxia ilicifolia https://www.inaturalist.org/taxa/1061187-Alyxia-ilicifolia
and https://www.inaturalist.org/observations/41217468

(Alyxia orophila has weakly spinescent leaves https://www.inaturalist.org/taxa/890229-Alyxia-orophila and https://apps.lucidcentral.org/rainforest/text/entities/alyxia_orophila.htm and http://www.northqueenslandplants.com/Australian%20Plant%20Families%20A-F/Apocynaceae/Alyxia/Alyxia%20orophila.html and https://www.flickr.com/photos/plantnerd/4200135422)

Alyxia ruscifolia https://www.inaturalist.org/taxa/369496-Alyxia-ruscifolia and https://en.wikipedia.org/wiki/Alyxia_ruscifolia and https://www.flickr.com/photos/blackdiamondimages/5997507502

Alyxia sharpei https://www.inaturalist.org/taxa/1077852-Alyxia-sharpei and https://apps.des.qld.gov.au/species-search/details/?id=8353 and https://www.pbase.com/image/53497554

Ericaceae

(Acrotriche aggregata https://www.inaturalist.org/taxa/370609-Acrotriche-aggregata and https://www.inaturalist.org/observations/74005957)

Acrotriche patula https://www.inaturalist.org/taxa/739813-Acrotriche-patula and https://www.inaturalist.org/observations/102293459

(Androstoma verticillatum leaves probably not spinescent but described by Kirkpatrick (1997) as having a 'strong, sharp point' https://www.utas.edu.au/dicotkey/dicotkey/EPACRIDS/gAndrostoma.htm)

(Astroloma humifusum https://www.inaturalist.org/taxa/321077-Astroloma-humifusum)

(Astroloma conostephioides https://www.inaturalist.org/taxa/321085-Astroloma-conostephioides)

Leptecophylla abietina https://www.inaturalist.org/taxa/597402-Leptecophylla-abietina and https://www.utas.edu.au/dicotkey/dicotkey/EPACRIDS/sLeptecophylla_abietina.htmand https://www.inaturalist.org/observations/8906759

Leptecophylla divaricata https://www.inaturalist.org/taxa/803264-Leptecophylla-divaricata and https://www.inaturalist.org/observations/74324068 and https://www.inaturalist.org/observations/75643310

Leptecophylla juniperina https://en.wikipedia.org/wiki/Leptecophylla_juniperina and https://www.inaturalist.org/taxa/143931-Leptecophylla-juniperina and https://www.inaturalist.org/observations/105090920 and https://www.inaturalist.org/observations/101268547

Leptecophylla oxycedrus https://www.inaturalist.org/taxa/1039201-Leptecophylla-oxycedrus and https://www.inaturalist.org/observations/99957374 and https://www.inaturalist.org/observations/87090406 and https://www.inaturalist.org/observations/71334125 and https://www.inaturalist.org/observations/34194242

Leptecophylla parvifolia https://www.utas.edu.au/dicotkey/dicotkey/EPACRIDS/sLeptecophylla_parvifolia.htm and https://about-tasmania.com.au/project/leptecophylla-parvifolia/ and https://www.inaturalist.org/observations/78974045 and https://www.inaturalist.org/observations/104448476 and https://www.inaturalist.org/observations/57805843 and https://www.inaturalist.org/observations/75645264 and https://www.inaturalist.org/observations/2749894

Leptecophylla pendulosa https://www.inaturalist.org/taxa/803302-Leptecophylla-pendulosa and https://www.utas.edu.au/dicotkey/dicotkey/EPACRIDS/sLeptecophylla_pendulosa.htm

Leptecophylla pogonocalyx https://www.inaturalist.org/taxa/803298-Leptecophylla-pogonocalyx and https://www.inaturalist.org/observations/101492452 and https://www.inaturalist.org/observations/17157480 and https://www.inaturalist.org/observations/26739080 and https://www.inaturalist.org/observations/36370129

Leucopogon fraseri https://www.inaturalist.org/taxa/349799-Leucopogon-fraseri

Leucopogon juniperinus https://www.inaturalist.org/taxa/321163-Leucopogon-juniperinus and https://ppnn.org.au/plantlist/leucopogon-juniperinus/ and https://www.wikiwand.com/en/Leucopogon_juniperinus

(Leucopogon parviflorus fruits too small and dull-hued https://www.inaturalist.org/taxa/323832-Leucopogon-parviflorus and https://www.inaturalist.org/observations/103908092)

Leucopogon trichostylus https://www.inaturalist.org/taxa/1033975-Leucopogon-trichostylus and https://www.inaturalist.org/observations/72007253 and https://www.inaturalist.org/observations/41815524 and https://www.inaturalist.org/observations/102837541

(Lissanthe sapida leaves probably do not qualify as spinescent https://www.inaturalist.org/taxa/560968-Lissanthe-sapida and https://www.inaturalist.org/observations/104249805 and https://www.inaturalist.org/observations/103284242 and https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Lissanthe~sapida and https://www.inaturalist.org/observations/68205834)

Lissanthe strigosa https://wtlandcare.org/details/lissanthe-strigosa/ and https://www.inaturalist.org/observations/21189851

(Monotoca billawinica spinescence of leaves needs confirmation https://www.inaturalist.org/taxa/323215-Monotoca-billawinica)

Monotoca elliptica https://www.inaturalist.org/taxa/323213-Monotoca-elliptica https://www.inaturalist.org/observations/35318001 and https://www.inaturalist.org/observations/68320346

Monotoca glauca leaves spinescent but fruit may remain greenish when ripe https://www.inaturalist.org/taxa/323219-Monotoca-glauca

Monotoca oreophila leaves possibly spinescent https://en.wikipedia.org/wiki/Monotoca_oreophila and https://vicflora.rbg.vic.gov.au/flora/taxon/89fcbaef-6735-4187-9f6b-ca1001bf5fcd

Monotoca scoparia https://www.inaturalist.org/taxa/323189-Monotoca-scoparia and https://www.inaturalist.org/observations/97844879

Styphelia sieberi https://alphitonia.com/EditSpeciesE.cshtml?id=2207

(Styphelia triflora https://www.inaturalist.org/observations/92068025 and https://www.inaturalist.org/observations/35470483)

(Styphelia tubiflora http://anpsa.org.au/s-tub.html and https://en.wikipedia.org/wiki/Styphelia_tubiflora and https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Styphelia~tubiflora and https://hillsfocus.com.au/?p=1747 and https://www.inaturalist.org/observations/93006140)

Podocarpaceae

Podocarpus spinulosus https://www.inaturalist.org/taxa/135717-Podocarpus-spinulosus

Proteaceae

Persoonia juniperina https://www.inaturalist.org/taxa/323847-Persoonia-juniperina

Publicado el febrero 18, 2022 12:10 MAÑANA por milewski milewski

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