Julius Boos wrote:
> Hello Friends,
> Just a quick note, I am trying to determine if anyone in the group has in
> their collection plants of a few of the rarer, smaller 'self-heading' group
> of Philodendron, section Meconostigma. The best-know species belonging to
> this group is the ubiquitous and giant P. bipinnatifidium or P. 'selloum' in
> the trade, P. goeldii, and P. williamsii.
> [All of these species are generally available for sale at the IAS show in
> Miami later this month, and there will be plant specimens grown from seed of
> another giant of this group, P. solimoesense, collected in Fr. Guyane at
> auction later this month at the annual IAS show and sale in Miami, don`t
> miss it!!]
> I am particularly interested in hearing from anyone that has plants of P.
> leal-costae, a species whose leaves resemble that of another species in this
> group, the much larger P. goeldii, the 'Scheff.-leafed' Philodendron. P.
> leal-costae is smaller, and grows in nature in very dry areas of E. Brazil,
> it puts out specialized roots that seek out water in the leaf-'cups' of
> bromileads amongst which it grows. Friends tell me that it did not
> survive in their collections, but I read that there are specimens growing at
> Burle Marx`s collection in Brazil and perhaps Kew, and I THINK I heard that
> there may be a few in collections around Miami? Two other species I`d love
> to find are the small Brazilian species P. saxicolum and the closely related
> P. adamantinum, both have deeply divided pinnatifid leaves, but P.
> adamantinum has much deeper divisions, reaching almost down to the peduncles
> attachment. Photos of these last two species can be seen in Aroideana Vol.
> 1, No.1 of 1978 ( ! ) , and of P. adamantinum in the recent issue, Aroideana
> Vol. 23 of 2000. I have also had the pleasure of seeing a beautiful old
> plant of P. saxicolum at Selby Gardens. I was wondering if anyone had
> imported seed of any of these species in the more or less recent purchase of
> Aroid seed from Brazil, and if anyone did manage to grow any plants to
> maturity from this imported seed?
> Another question--- in the article in Vol.23, ( "Araceae of campos rupestres
> from Espinhaco Range in Minas Gerais State, Brazil", by C. M. Sakuragui, pg.
> 56.) I am somewhat confused by the illustrations of the pistilate flowers of
> a couple of the Philodendrons being discussed, namely P. cipoense and P.
> biribiriense, these illustrations do not allow me to 'determine' if they
> belong to the section Meconostigma, the 'self headers'. I know that two of
> the species discussed, namely P. adamantinum and P. uliginosum do in fact
> belong to this section, yet the illus. in Fig. 9 of the pistilate flowers of
> P. uliginosum ('B' and 'F') are quite different one to the other, 'F' has a
> crown of 'hairs' much like the illus. of the pistilate flower of P.
> biribiriense in Fig.5, both of these illus. of pistilate flowers do not look
> like the illus. of pistilate flowers in Simon Mayo`s most excellent paper 'A
> revision of Philodendron subgenus Meconostigma (Araceae)' of 1990. My
> question is --do P. cipoense and P. biribiriense belong to the Philodendron
> subgenus Meconostigma?
> I am looking forward to seeing all of you in Miami later this month!
> Julius Boos