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Timmia Hedw. Search in The Plant ListSearch in Index Nominum Genericorum (ING)Search in NYBG Virtual HerbariumSearch in JSTOR Plant ScienceSearch in SEINetSearch in African Plants Database at Geneva Botanical Garden Decrease font Increase font Restore font
 

Published In: Species Muscorum Frondosorum 176. 1801. (Sp. Musc. Frond.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 3/19/2009)
Acceptance : Accepted
Project Data     (Last Modified On 3/19/2009)
General Reference:

Notes     (Last Modified On 3/19/2009)
general taxon notes:
The genus Timmia consists of some eight species (Brassard 1979, 1980, 1984; Crosby et al. 2000). Three species and two varieties are recognized in China.
 

 

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1. TimmiaHedw.   美姿藓属   mei zi xian shu
Sp. Musc. Frond. 176. 1801.
Grevilleanum Beck & Emmons, Amer. J. Sci. Arts 11: 183. 1826.
 
The generic description is the same as that of the family.
 
 
 

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1. Leaf cells at sheathing base hyaline, abruptly differentiated from the cells above; stem leaves deciduous.... 2
1. Leaf cells at sheathing base not hyaline, usually orange or brownish, gradually differentiated from the cells above; stem leaves persistent................................................................................................................................... 3
2. Costae ending below leaf apex, papillose at back; median leaf cells ca. 9–14 µm wide..................................
............................................................................................................................. 3a. T. norvegica var. norvegica
2. Costae percurrent, not papillose at back; median leaf cells 6–9 µm wide........ 3b. T. norvegicavar. comata
3. Basal leaf cells orange, pluripapillose; plants dioicous................................................................. 1. T. austriaca
3. Basal leaf cells somewhat transparent, yellowish or brownish, inconspicuously papillose; plants antoicous 4
4. Upper leaf cells rounded-hexagonal; cells at sheathing base papillose; costae papillose at back...................
............................................................................................................... 2a. T. megapolitana var. megapolitana
4. Upper leaf cells quadrate-hexagonal or rectangular; cells at sheathing base smooth; costae smooth at back.....................................................................................................2b. T. megapolitana var. bavarica
 
 
 
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