Phylogenetic monograph of Mitthyridium

Dennis P. Wall - Mishler Lab - UC Berkeley   

c l a d o g r a m
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 M. micro-undulatum
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 M. 317
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 M. 383
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 M. 433
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 M. 374
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 M. 405
B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 B12 B13 B14 B15 B16 B17 B18 B19
 M. jungquilianum
 M. jungquilianum
 M. jungquilianum
 M. subluteum
 M. perundulatum
 M. luteum
 M. undulatum
 M. fasciculatum
 M. repens
 M. papuanum
 M. leucoloma
 M. obtusifolium
 M. micro-undulatum
 M. constrictum
 M. crassum
Mitthyridium micro-undulatum - Specimen 374
Description

Collection locality: Sarawak, Malaysia
Elevation: 30 meters
Substrate: On trees in full or nearly full shade

Collection information:
Wall 3656
lowland tropical rainforest with high diversity of tree species from families such as Anonaceae, Sapindaceae, Fagaceae, etc.
loaded with Calymperaceae.

Genes sequenced:
rps4
trnL
gpd - AF400934

[move your cursor over the double helix to view The Full Character Matrix]

Reproductive traits:
Females: 0
Males: 0
Sporophytes: 0
Gemmae: Present

Collection site
This specimen was collected in Sarawak, Borneo.The micro-undulatum clade is restricted to the western expanses of the geographical range of Mitthyridium. It is found in Peninsular Malaysia west to islands of the Pacfic Ocean, specifically the Seychelles and the Comoros. It is often found on trees like coconut palms below 300 m. The clade's closest relative is obtusifolium, its Pacific Ocean counterpart that is far more restricted in geographic range.
Images
Leaf base at 10x magnification
Leaf tip at 10x magnification.
Margin at 20x magnification.
 
Whole cross section at 40x magnification
Whole leaf at 5x magnification.
  

 

TFM G1 G2 G3 G5 G6 G7