Solenogyne gunnii

1 Solengyne at Harrison, ACT

Solenogyne gunnii at Harrison, ACT - 25 Sep 2024
Solenogyne gunnii at Harrison, ACT - 25 Sep 2024
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Identification history

Solenogyne gunnii 25 Sep 2024 JasonPStewartNMsnc2016
Solenogyne gunnii 25 Sep 2024 lbradley

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4 comments

   25 Sep 2024
Please look for even old or alive fertile material to confirm *Solenogyne* cf. *Lagenophora*.

Yes superficially does look like *Solenogyne gunnii* yet please beware of some similar foliage–only appearing spp. of *Lagenophora* such as overlooked in ACT and NSW: *Lagenophora gunniana* Steetz,
and meanwhile this plant well may still identify to *Solenogyne gunnii* – we just need the evidence.

Ref's :

• Wang, Jian and Anthony R. Bean (2019)
A taxonomic revision of *Lagenophora* Cass. (Asteraceae) in Australia.
Austrobaileya 10 (3) : 405–442 .
Key extracted (via KeyBase): https://keybase.rbg.vic.gov.au/keys/show/6554
.
lbradley wrote:
   25 Sep 2024
Evidence is Margaret Ning who identified it as Solenogyne gunnii. She is an expert. Apologies that the photos are insufficient.
Tapirlord wrote:
   25 Sep 2024
Lisa, to me this plant doesn’t look hairy enough to be S.gunnii. I’d suggest the similar S.dominii.

Jase I think we can discount Lagenophora. There are no relevant species in ACT grassland systems.
   25 Sep 2024
As i wrote above, in expanded wording:
On the evidence of only these two photographs (per se),
I can not rule out the overlooked species in ACT and NSW:
*Lagenophora gunniana* Steetz. – ref': https://id.biodiversity.org.au/name/apni/230415/api/apni-format .

Extensively occurring wild plants' (and animals') distributions do not stop at geographically undifferent, human–made–up constructs of political borders (per se).

For decades there has been botanical confusion about *Lagenophora* spp. until the recent revisions by Jian Wang and Anthony Bean, 2019 etc., and many of us have not yet caught up fully with these revisions – me included since i have been in NE Qld Wet Tropics since 2012 .

And yet now I'm more confident in identifyng this sighting with lbradley's comment note above,
so as to now confirm this : *Solenogyne gunnii*.

It doesn't have to have very hairy foliage in my 35 years experiences with these two species.
The NSW PlantNet key's step here is not as clear as the NSW PlantNet's formal descriptions of these two species.

To identify to *Solenogyne gunnii*, it has to have sparse to dense hirsute leaves' indumentum,
NSW PlantNet formal species description quotation : "
Leaves mostly obovate, oblanceolate or occasionally spathulate, 2–11 cm long, 7–22 mm wide; margins toothed with 1–13 teeth, often confined to upper half, occasionally crenate or sinuate; surfaces sparsely to densely hirsute.
"
More obviously for this sighting this plant's absolute lack of petioles !

This plant sighting does not have really mostly glabrous leaves, with petioles, which provide some of the diagnostic features of *Solenogyne dominii*:
NSW PlantNet formal species description quotation : "
Leaves oblanceolate to narrow-elliptic, obtuse, base attenuate, 2–6.5 cm long, 5–17 mm wide, 12–30 teeth, glabrous with ciliate basal margins or very sparsely and finely pilose, petiolate.
" .

And the distinguishing features of the leaves' teeth between these two species – as shown in this sighting.

Flora of Vic. online VicFlora has clearer worded distinguishing features, (and simpler to remember), quotation:
"
1 Whole plant glabrous or leaves sparsely ciliate along margins; leaves usually 15–21- toothed; disc florets usually 10–14 per capitulum *Solenogyne dominii*

1: Whole plant pilose to hirsute; leaves usually 9–13-toothed; disc florets usually (4–) 7–9 per capitulum *Solenogyne gunnii*
" .
Albeit, of course, plants' species vary across their ranges, –phenotypic plasticity–, according to varying conditions, again of course, so the Vic. information varies from the NSW information.
Of course, this plant lives in the ACT, included within NSW (botanically and geographically, etc., not politically).

These leaves shown in these two photographs, i can make out hairs all over them – on the shown upper surfaces – even if subtle to the eye and based on many years trained eyes experiences .

Summation:
In 35 years myriad experiences i have experienced many people's mis-identifications of these two species,
including in my early 1990s years: myself!

References (in brief, without full citations): 

• Flora of NSW online PlantNet: 
*Solenogyne* incl. key to species: → https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=gn&name=Solenogyne

*Solenogyne gunnii*: → https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Solenogyne~gunnii
*Solenogyne dominii*: → https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Solenogyne~dominii
.

• Flora of Vic. online VicFlora: 

*Solenogyne* key to species → https://vicflora.rbg.vic.gov.au/flora/key/2730

.

• Wang, Jian and Anthony R. Bean (2019)
A taxonomic revision of *Lagenophora* Cass. (Asteraceae) in Australia.
Austrobaileya 10 (3) : 405–442 .
Key extracted (via KeyBase): https://keybase.rbg.vic.gov.au/keys/show/6554
.

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Location information

Sighting information

Species information

  • Solenogyne gunnii Scientific name
  • Solengyne Common name
  • Not Sensitive
  • Local native
  • Non-invasive or negligible
  • Up to 1379.93m Recorded at altitude
  • Machine learning
  • In flower

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