Dear Gurcharan,

 The only thing I can contribute to this discussion is the original locations 
from where these name have been described; only by studying material from near 
the type localities can one infer whether there are 1, 2 or 3 species and which 
name applies to which collection:

1) Zehneria perpusilla (Blume) Bole & M.R. Almeida, J. Bombay Nat. Hist. Soc. 
79(2): 315. 1983.
= Melothria perpusilla (Blume) Cogn. in A. & C. DC., Monogr. Phan. 3: 607. 1881.
=Cucurbita perpusilla Blume, Cat. Gew. Buitenzorg (Blume) 105. 1823.
Lectotype: Java, Blume s.n. (L, barcode L0048312).

2) Zehneria mucronata (Blume) Miq., Flora van Nederlandsch India 1. 1856
= Melothria mucronata (Blume) Cogn.
= Bryonia mucronata Blume -- Bijdr. Fl. Ned. Ind. 15: 923. 1826
= Pilogyne mucronata (Blume) W.J.de Wilde & Duyfjes -- Reinwardtia 12(5): 410. 
2009
Type: Java, Blume s.n. (L, barcode xxx have to check).

3) Melothria bodinieri H.Lév., Fl. Kouy-Tcheou 122 (1914-15)
= Pilogyne bodinieri (H.Lév.) W.J.de Wilde & Duyfjes, Reinwardtia 12(5): 410. 
2009
= Zehneria bodinieri (H.Lév.) W.J.de Wilde & Duyfjes, Thai Forest Bull., Bot. 
32: 17. 2004
Lectotype designated by De Wilde & Duyfjes (2004b): China, Guangzhou, Kouyan, 
Bodinier 1957 (E, P).

Susanne Renner

On Oct 21, 2013, at 3:29 PM, Gurcharan Singh wrote:

Perhaps we may include in our discussion two species described in Fascicles of 
Flora of India, No 11: Cucurbitaceae, by H. L. Chakravarty
Melothria perpusilla (Blume) Cogn.  (plant under our discussion for which 
Zehneria scabra has been used in our uploads)
Melothria mucronata (Blume) Cogn.

I have gone through the description of two species but find little differences 
M. mucronata having 1-3 cm long petiole, broadly ovate leaves 5-8 cm, as much 
broad, scabrous, corolla lobes ovate, acute, but important fruits are 
ovoid-oblong 8-15 mm long, 6-9 mm broad, mucronate at apex.  
var. mucronata with glabrous lower surface, female flower solitary and var. 
umbellata Chakr. with lower surface hairy along nerves, female flowers in 
axillary umbels........latter is now correctly considered as Zehneria 
maysorensis (Wight & Arn.), Arn, and there is a suggestion that var. mucronata 
may also belong here.  

M. perpusilla having 2-5 cm long petiole, ovate-cordate leaves 5-9 cm long, 4-7 
cm broad, glabrous, corolla lobes ovate-oblong, subacute and fruits globose, 
8-10 mm in diam.
var. perpusilla with acute or mucronate leaf apex and var. subtruncata Cogn. 
with acuminate leaf apex, base subtruncate.

var. perpusilla  is now correctly known as Zehneria perpusilla (Blume) Bole & 
Almeida, but as reported in Renner and Pandey species does not grown in India.
var. subtruncata Cogn. is now correctly known as Zehneria bodinieri (H. Lév.) 
W.J.de Wilde & Duyfjes, 

It must be mentioned that Zehneria hookeriana Arn. is endemic to Tamil Nadu and 
very close to Zehneria bodinieri and I would be happy if some one gives me 
diagnosis of this species and how to differentiate two .

So our collections having gone under Zehneria scabra in our websites may be 
sought to be segregated into three species: Zehneria maysorensis with beroadly 
ovate scabrous leaves, ovate corolla lobes and oblong 8-15 mm long fruits, Z. 
bodinieri with ovate leaves longer than broad, glabrous leaves, ovate-oblong 
corolla lobes and globose 8-10 mm fruits, and very similar Z. hookeriana.

I hope Dinesh ji, Prashant ji who have great collection Western Ghats and South 
India, and other experts especially Vijayasankar ji, and great expert Prof. 
Renner should be able to sort this out.

I have a feeling that mixed upload by Dinesh ji from Kas and Mahabaleshwar may 
have both these species, Mahableshwar photograph looking different from Kas 
one.     

https://groups.google.com/forum/#!searchin/indiantreepix/Zehneria/indiantreepix/cCGIzB2cd9A/lEwSmgknYegJ


Dr. Gurcharan Singh
Retired  Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297  Mob: 9810359089
http://www.gurcharanfamily.com/ 
http://people.du.ac.in/~singhg45/ 


On Sat, Jun 29, 2013 at 9:27 PM, J.M. Garg <[email protected]> wrote:
Forwarding again for any assistance in the matter please.
 
 If so, efi page on Zehneria scabra & threads in it requires a re-look.


---------- Forwarded message ----------
From: Gurcharan Singh <[email protected]>
Date: 19 June 2013 18:54
Subject: [efloraofindia:158045] Status of Zehneria scabra in India
To: efloraofindia <[email protected]>, Dinesh Valke 
<[email protected]>, Prashant Awale <[email protected]>, Vijayasankar 
Raman <[email protected]>


Dear friends
I have been somewhat confused about the status of Zehneria scabra, uploaded by 
several members including Dinesh ji, Prashant ji, and other members from Kas

https://groups.google.com/forum/#!searchin/indiantreepix/Zehneria/indiantreepix/cCGIzB2cd9A/lEwSmgknYegJ

https://groups.google.com/forum/#!searchin/indiantreepix/Zehneria/indiantreepix/cCGIzB2cd9A/lEwSmgknYegJ

 These confusions are often confounded by the absence of author citations. 
Strange as it may look Zehneria scabra (L.f.) Sond (Swedeish name flikig 
pilreva),  and Melothria scabra Naudin (Swedish name djungelgurka),  are two 
distinct species, often confused on net, as Melothria is an important species 
with good looking mini watermelon like fruits, and none look similar to our Kas 
plants.
and as such names Cape zehneria, South African Zehneria won't apply to our Kas 
plant.

My doubts are supported by recent nomenclature update by Renner and Pandey in 
2013
They do not list Zehneria scabra for India, and Melothria perpusilla (Blume) 
Cogn. is cited as synonym of Zehneria perpusilla (Bl.) Bole and 
Almeida.......but as per citation this species does not grown in India.
The other name often cited as synonym of Melothria perpusilla is correctly  
Zehneria hookeriana (Wight & Arn) Arn, is endemic to Tamil Nadu
This leaves third name Zehneria maysorensis (Wight & Arn.) Arn. found in Tamil 
Nadu, Karnataka and Maharashtra.
Could it be our plant from Kas???
  

-- 
Dr. Gurcharan Singh
Retired  Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297  Mob: 9810359089
http://www.gurcharanfamily.com/ 
http://people.du.ac.in/~singhg45/ 

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