--- On Sat, 6/28/08, Peter Boyce wrote:
> From: Peter Boyce
> Subject: Re: [Aroid-l] Chaos in Monstera names
> To: "Discussion of aroids"
> Date: Saturday, June 28, 2008, 8:22 PM
> Dear Leland,
>
> Rhaphidophora tetrasperma and R. pertusa are distinct
> species, although they are related. In the same group are
> R. nicolsonii, R. glauca, R. luchunensis and perhaps R.
> corneri.
>
> I posted a description for R. pertusa yesterday; here is
> the description for R. tetrasperma:
>
> Rhaphidophora tetrasperma Hook.f., Fl. Brit. India 6 (1893)
> 548; Ridl., Mat. Fl.Malay Penins. 3 (1907) 44--45; Engl.
> & K. Krause in Engl., Pflanzenr. 37 (IV.23B) (1908) 48;
> Ridl., Fl. Malay Penins. 5 (1925) 124 - Type: Malaysia,
> Perak, Scortechini 169b (K, holo).
>
> Distribution: Peninsular Malaysia (Kelantan, Perak),
> southern Thailand
>
> Small to medium-sized, rather slender, semi-pachycaul,
> heterophyllous liane to 5 m; seedling stage a
> non-skototropic shingling juvenile shoot; pre-adult plants
> very rarely forming terrestrial colonies; adult shoot
> architecture comprised of elongated, weakly clinging,
> physiognomically monopodial, flexuous, moderately leafy,
> non-flowering stems and weakly adherent or, more commonly,
> free lateral flowering stems; stems smooth, without
> prophyll, cataphyll and petiolar sheath fibre, internodes
> to 14 x 1 cm, separated by prominent straight leaf scars;
> flagellate foraging stems not observed; clasping roots
> sparsely produced from nodes and internodes; feeding roots
> stout, produced singly or in pairs from most nodes of free
> shoots; leaves weakly spiral-distichous; cataphylls and
> prophylls membranous, soon drying and falling; petiole
> shallowly grooved, 10--34 x 0.2--0.4 cm, smooth, apical and
> basal genicula slightly prominent; petiolar sheath
> prominent, extending to base of apical geniculum, soon
> falling to leave a prominent, slightly corky scar; lamina
> sparsely to + entirely deeply pinnatipartite to nearly
> pinnatisect, occasionally with large rhombic perforations
> adjacent to mid-rib, 12--42 x 9.5--38 cm, broadly ovate to
> ovate-lanceolate, thinly coriaceous, base truncate or very
> weakly cordate, apex acute to acuminate, individual pinnae
> up to 6 cm wide; mid-rib prominently raised abaxially,
> slightly sunken adaxially; primary venation pinnate, raised
> abaxially, slightly impressed adaxially; interprimaries
> diverging from primaries, much less prominent, slightly
> raised abaxially, very slightly impressed adaxially;
> secondary venation weakly reticulate, very slightly raised;
> tertiary venation barely visible; inflorescence few
> together, subtended by two prominent cataphylls, these soon
> falling; peduncle terete, 2--2.5 x 0.3--0.4 cm; spathe
> canoe-shaped, 3--3.5 x 0.8--1.5 cm, stiffly fleshy,
> apparently falling swiftly, white with adherent black
> cataphyll remnants; spadix cylindrical, sessile, inserted
> slightly decurrently on peduncle, 3--3.5 x 0.75 - 1 cm,
> white; stylar region well developed, mostly
> rhombohexagonal, c. 2 x 2 mm, truncate, margins deflexed;
> stigma elliptic, longitudinally orientated, c. 1 x 0.2 mm;
> anthers exserted at anthesis; infructescence not observed.
>
> Habitat: Disturbed rather dry to moist or wet forest on
> sandstone and granite. 190--760 m altitude.
>
>
> Pete
>
>
>
> ----- Original Message -----
> From: "brian lee"
> To: "Discussion of aroids"
>
> Sent: Saturday, June 28, 2008 9:45 PM
> Subject: Re: [Aroid-l] Chaos in Monstera names
>
>
> > Dear Tom and the masses,
> >
> > Aloha.
> >
> > On an earlier post, I said that Monstera pertusa was a
> valid name...that was based on the Tropicos listing. On the
> KEW monocot checklist, that name is considered Raphidophora
> pertusa. Monstera and Rhapidophora are genera that I would
> like to study in greater detail,however, access to vouchered
> and correctly curated living collections are limited.
> >
> > Pete, are you familiar with Rhaphidophora pertusa? I
> mention this because there is the discussion that many of
> the so-called Monstera pertusa are really Rhaphidophora
> tetrasperma. Now, I noticed that the diatribution of
> Rhaphidophora tetrasperma and Rhapidophora pertusa are very
> distinct...the former from peninsular Thailand and
> peninsular Malaysia, and R. pertusa from southern
> India,Bangladesh,and Sri Lanka. Can you comment on this?
> Are they similar species...especially in the sterile state?
>
> >
> > Thank you all.
> >
> > Aloha,
> >
> > Leland
> >
> >
> > --- On Fri, 6/27/08, Tom Croat
> wrote:
> >
> >> From: Tom Croat
> >> Subject: Re: [Aroid-l] Chaos in Monstera names
> >> To: "Discussion of aroids"
>
> >> Date: Friday, June 27, 2008, 10:52 AM
> >> Marek:
> >>
> >> Monstera friedrichsthalii is a synonym
> of A.
> >> adansonii but
> >> M. pertusa is not even a Monstera as I recall but
> rather a
> >> Rhapidophora
> >> (Pete is this not correct?). M. karwinskyi is a
> synonym of
> >> M. acuminate,
> >> not the other way around. M. obliqua has lots of
> synonyms.
> >> Madison
> >> lists 7 including M. expilata Schott but I intend
> to
> >> resurrect the
> >> latter.
> >>
> >>
> >>
> >> Tom
> >>
> >>
> >>
> >> ________________________________
> >>
> >> From: aroid-l-bounces at gizmoworks.com
> >> [mailto:aroid-l-bounces at gizmoworks.com] On Behalf
> Of Marek
> >> Argent
> >> Sent: Wednesday, June 25, 2008 12:13 PM
> >> To: Discussion of aroids
> >> Subject: [Aroid-l] Chaos in Monstera names
> >>
> >>
> >>
> >> Hello,
> >>
> >>
> >>
> >> Can anyone authoritatively tell if:
> >>
> >>
> >>
> >> M. friedrichsthalii = M. adansonii = M. pertusa
> >>
> >>
> >>
> >> M. acuminata = M. karwinskyi
> >>
> >>
> >>
> >> M. obliqua has no synonyms
> >>
> >>
> >>
> >> Best
> >>
> >>
> Marek_______________________________________________
> >> Aroid-L mailing list
> >> Aroid-L at www.gizmoworks.com
> >> http://www.gizmoworks.com/mailman/listinfo/aroid-l
> >
> >
> >
> > _______________________________________________
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