My first question is - why the book "Bengal Plants" by Sir David Prain,
published in 1903, didn't enlist *Syzygium samarangense* in any synonymous
form?
Two decades later, in 1925, Dr. Haines, in his "Botany of Bihar and Orissa"
listed one - *Eugenia javanica* Lamk., syn. *E. alba* Roxb.; JAMRUL, Beng.
And he noted, " Cultivated only in the southern moisture districts, e.g.
Cuttack, Fl. April, Fr. May, Native of Malacca."

So, who is this apparently lesser known stranger *E. javanica* Lamk.?
"The Plant List" says it is *Syzygium samarangense* -
http://www.theplantlist.org/tpl1.1/record/kew-75559!
"KEW" says it is *Syzygium aqueum* -
http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:594758-1
!

!!!!! Confusion confusion confusion !!!!!

A 2015 paper on revision of *Syzygium ....., *(NOT an Indian Paper) relates *E.
javanica* Lam. with *S. aqueum* (Burm. f.) Alston.

My second question is - why should our JAMRUL be tagged with *Syzygium
samarangense*??? The ground is, as per eFI -

Key characteristics: Trunk short, crooked, often branching from base; crown
irregular; leaves opposite; flowers yellow-white;
... *aqueum*: 5–15 mm long leafstalk and 5–7mm long calyx, small fruits;
... *samarangense*: 3– 5mm long leaf stalk, 15mm long calyx and larger
fruit; aromatic
https://sites.google.com/site/efloraofindia/species/m---z/m/myrtaceae/syzygium/syzygium-samarangense

  !!!!! Confusion confusion confusion !!!!!

What the paper says?
*Leaf subsessile, petiole ≤ 2 mm long; leaf base cordate; hypanthium apex
abruptly constricted to pseudostalk;*
*fruit turbinate (in vivo) .......... S. aqueum (Burm. f.) Alston*

*Leaf petiolate, petiole > 2 mm long; leaf base cuneate, rounded or
slightly cordate; hypanthium gradually constricted to pseudostalk; fruit
pyriform to subglobose (in vivo) ................. S. samarangense (Blume)
Merr. & L.M.Perry*

And the paper also notes, ".... *S. samarangense* and *S. aqueum* are
widely cultivated in the tropics ranging from India through .......  This
is further complicated by some overlapping vegetative characters between
the two species ......."

Thank you.
Best regards,
Surajit Koley


On Tue, 11 May 2021 at 22:34, surajit koley <[email protected]>
wrote:

> This is a list of *Syzygium*, from "Bengal Plants", meaning mainly covers
> the distribution in and around the 'Bengal during British era'.
>
> Accepted name Distrib. (not exhaustive)
> 1 Eugenia polypetala S. polypetalum NE, WB
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:602103-1
> 2 E. formosa S. formosum NE, WB
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:60458411-2
> 3 E. malaccensis S. malaccense native and also cultivated
> https://www.gbif.org/species/3184509
> 4 E. macrocarpa S. coarctatum Asam, Meghalaya, Mizoram
> http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:77148007-1
> 5 E. jambos S. jambos cultivated
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:601802-1
> 6 E. lanceaefolia S. praecox WB, NE
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:913388-1
> 7 E. claviflora S. claviflorum Assam (KEW) Bangladesh
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:601551-1
> 8 E. fruticosa S. cumini India (KEW)
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:601603-1
> 9 E. jambolana do planted, semi-wild
> 10 E. jambolana var. caryophyllifolia do Orissa, Chota-Nagpur
> 11 E. heyneana S. salicifolium India (KEW)
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:602203-1
> 12 E. oblata S. oblatum Asam (KEW)
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:602002-1
> 13 E. balsamea S. balsameum WB, NE
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:601436-1
> 14 E. balsamea var. angustifolia do
> 15 E. operculata S. nervosum Assam (KEW)
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:601984-1
> 16 E. operculata var. paniala do Chittagong
> 17 E. bracteata E. roxburghii (?) Orissa
> http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:595823-1
> 18 E, amplexicaulis S. amplexicaule Bangladesh
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:911509-1
> 19 E. aquea S. aqueum do
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:601415-1
> 20 E. venusta S. venustum Myanmar (KEW)
> http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:60458416-2
>
> Thank you.
> Best regards,
> Surajit Koley
>

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