Re: Monstera with glaucous spadices


Todd and Peter:  I don't really know which of you this message is going
to but there are species of Monstera with glaucous spadices but Monstera
can not be easily determined from a brief description.  Even a photo
would be helpful.  
	Tom Croat

t
o> 
> Todd
> 
> Saw your mail about Rhaphidophora vs Philodendron and felt driven to 
> put finger to keyboard. Rhaphidophora hasn't been 'retired' in favour of 
> Philodendron. Both are 'good' genera and are, in fact, not even closely 
> related (other than both being in Araceae). 
> 
> Rhaphidophora is in tribe Monstereae along with Monstera, Scindapsus, 
> Rhodospatha, Amydrium, Alloschemome, Stenospermation and 
> Epipremnum. Tribe Monstereae is grouped with tribes Spathiphylleae 
> (Spathiphyllum & Holochlamys), Anadendreae (Anadendrum) and
> Heteropsideae (Heteropsis) in subfamily Monsteroideae.
> Philodendron is the only genus in tribe Philodendreae and is most 
> closely related to tribes Homalomeneae (Furtadoa and Homalomena) and 
> Anubiadeae (Anubias) and probably also linked to tribe Culcasieae 
> (Culcasia and Cercestis (including Rhektophyllum)), and belongs to 
> subfamily Aroideae.
> 
> Having bored most subscribers silly with the above, the question 
> remains as to what the plant in Huntington is.
> 
> >From your description of the leaves and, especially, the glaucous 
> infructescences, I would GUESS that the plant IS Rhaphidophora 
> decursiva (tropical and subtropical Himalaya, extending to N. 
> Thailand, N. Vietnam, Laos and 'tropical' China). However, I'd need to see a 
> specimen of the leaf and a ripe infructescence to be sure. If it is 
> a Rhaphidophora then each ovary of the fruit would contain many small 
> ellipsoid seeds with a smooth, rather brittle, seed coat. 
> 
> Another  possibility is that it could be Epipremnum pinnatum is one 
> of its MANY manifestations. Plants of E. pinnatum from Cebu, 
> Philippines, are notably glaucous, especially the infructescences. 
> However, the lack of leaf lamina perforations doesn't support this 
> being E. pinnatum, which is invariably perforate. Alternatively, it 
> might be a Monstera. Although I am not aware of a species with 
> glaucous infructescences, I don't know  Monstera at all well and 
> you'd be best asking Tom Croat if there are any Monstera that might 
> fit the bill.
> 
> Pete
> 
> P. Boyce
> Herbarium
> RBG Kew
> p.boyce@lion.rbgkew.org.uk
> 
> 
> 
> 



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