Hemerocallis Species Key Page


The species key is split into the following sections:


Key Features of the Species
Self sterile species
(Semi) evergreen species
Not winterhardy species
Double flowering species
Night (and extended) blooming species


Species Groups
Citrina group
Flower colour: mostly yellow
Flowering habits: nocturnal
Branching: branched
Roots:  
others: flowers are fragrant with long perianth tubes
Fulva group
Flower colour: brownish-red (fulvous dye)
Flowering habits: diurnal
Branching: branched
Roots: spindle-shaped swellings
others:  
Middendorffii group
Flower colour: orange
Flowering habits: diurnal
Branching: not branched
Roots:  
others: bracts are mainly short and broad, but overlap
Nana group
Flower colour: reddish-orange
Flowering habits: diurnal
Branching:  
Roots:  
others: not winter-hardy, scapes max. 50cm long, perianth tube shorter than 1cm
Multiflora group
Flower colour: orange, orange-yellow
Flowering habits: diurnal
Branching: many branches
Roots:  
others: flowers on short stalks, smaller than 7cm, tubes less than 2cm long
Others (so far not associated to a group)
Flower colour:  
Flowering habits:  
Branching:  
Roots:  
others:  


Key to the Species
Sorry, this will follow later, perhaps in winter 2006/2007
 

© Copyright   Dr. Juerg Plodeck   &   Dr. Jianping Zhuang Plodeck , 2003