Introductory
SPECIES: Yucca glauca | Soapweed Yucca 



ABBREVIATION : 
YUCGLA

SYNONYMS : 
   Yucca angustifolia
   Yucca arkansana


SCS PLANT CODE : 
   YUGL
   YUGLG2
   YUGLG


COMMON NAMES : 
   soapweed yucca
   soapwell
   beargrass
   Great Plains yucca
   soapweed
   small soapweed


TAXONOMY : 
The currently accepted scientific name of soapweed yucca is Yucca
glauca Nutt. [11,24].  Commonly recognized varieties are:

     Y. glauca var. glauca [11,24]
     Y. glauca var. mollis Engelm. [11,24]
     Y. glauca var. gurneyi McKelvey [24]

Soapweed yucca hybridizes with Spaniah bayonet (Y. harrimaniae),
Buckley's yucca (Y. constricta), Spanish dagger (Y. arizonica),
Thompson's yucca (Y. thompsoniana), banana yucca (Y.  baccata), soaptree
yucca (Y. elata), narrowleaf yucca (Y. angustissima), and Bailey's yucca
(Y. baileyi) [45,46].  Webber [45] refered to a swarm made up of
soapweed yucca, narrowleaf yucca, Bailey's yucca, and Buckley's yucca,
which is characterized by much interbreeding and plants with variable,
intermediate morphological characteristics.


LIFE FORM : 
Shrub

FEDERAL LEGAL STATUS : 
No special status

OTHER STATUS : 
Soapweed yucca is listed as vulnerable in Alberta and Saskatchewan [49].


COMPILED BY AND DATE : 
D. Tirmenstein, March, 1989.


LAST REVISED BY AND DATE : 
NO-ENTRY


AUTHORSHIP AND CITATION : 
Tirmenstein, D. 1989. Yucca glauca. In: Remainder of Citation

Related categories for Species: Yucca glauca | Soapweed Yucca