Difference between revisions of "×leydeum littorale"
FNA>Volume Importer |
imported>Volume Importer |
||
| (6 intermediate revisions by 2 users not shown) | |||
| Line 6: | Line 6: | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=×elymordeum littorale | |name=×elymordeum littorale | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Triticeae;×leydeum;×leydeum littorale | |hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Triticeae;×leydeum;×leydeum littorale | ||
| Line 27: | Line 28: | ||
-->{{#Taxon: | -->{{#Taxon: | ||
name=×leydeum littorale | name=×leydeum littorale | ||
| − | |||
|authority=(H.J. Hodgs. & W.W. Mitch.) Barkworth | |authority=(H.J. Hodgs. & W.W. Mitch.) Barkworth | ||
|rank=species | |rank=species | ||
| Line 34: | Line 34: | ||
|basionyms= | |basionyms= | ||
|family=Poaceae | |family=Poaceae | ||
| + | |illustrator=Cindy Roché;Annaliese Miller | ||
| + | |illustration copyright=Utah State University | ||
|reference=None | |reference=None | ||
|publication title= | |publication title= | ||
|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V24/V24_535.xml |
|subfamily=Poaceae subfam. Pooideae | |subfamily=Poaceae subfam. Pooideae | ||
|tribe=Poaceae tribe Triticeae | |tribe=Poaceae tribe Triticeae | ||
Latest revision as of 17:24, 11 May 2021
Plants rhizomatous. Culms to 140 cm tall, about 3 mm thick. Leaves evenly distributed; sheaths smooth, glabrous; auricles 0.8-1 mm; ligules 0.2-0.5 mm, truncate, entire; blades to 20 cm long, 6-9 mm wide, glabrous, tapering from near the base, abaxial surfaces smooth, with 20+ veins, veins more or less equally prominent or the primary veins slightly more prominent than the secondary veins, adaxial surfaces scabridulous, apices narrowly acute. Spikes 6.5-15 cm long, 12-15 mm wide including the awns, 8-12 mm wide excluding the awns, nodes with 2-3 spikelets; internodes 3.5-5 mm, concealed by the spikelets; disarticulation in the rachises, possibly also in the spikelets. Spikelets 12-15 mm, with 1-3 florets, the distal florets reduced. Glumes equal, 11-13 mm long, 0.8-1.5 mm wide, 3-veined at midlength, hairy, hairs about 0.5 mm, somewhat divergent, tapering from below midlength, apices awned, awns 3-4 mm long; lemmas 13-15 mm, hairy, awns 1-3 mm; anthers about 2.8 mm long, 0.1-0.3 mm thick.
Discussion
×Leydeum littorale consists of hybrids between Hordeum brachyantherum and Leymus mollis. It has been collected in the Matanuska Valley, Alaska, and on the coast of Vancouver Island, British Columbia; it may be more widespread.
Selected References
None.