Difference between revisions of "Aegilops crassa"
imported>Volume Importer |
imported>Volume Importer |
||
| (One intermediate revision by the same user not shown) | |||
| Line 43: | Line 43: | ||
|publication year= | |publication year= | ||
|special status=Introduced | |special status=Introduced | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V24/V24_378.xml |
|subfamily=Poaceae subfam. Pooideae | |subfamily=Poaceae subfam. Pooideae | ||
|tribe=Poaceae tribe Triticeae | |tribe=Poaceae tribe Triticeae | ||
Latest revision as of 16:23, 11 May 2021
Culms 30-50 cm, erect, slightly geniculate, with few to many tillers. Sheaths ciliate near the throat; blades 8-25 cm long, 3-4 mm wide. Spikes (4.5) 6-10(13) cm long, 0.5-0.7 cm wide, moniliform, with (4)6-12 fertile spikelets; rudimentary spikelets usually absent, occasionally 1-2; disarticulation in the rachises, the spikelets falling attached to the internodes above. Spikelets 7-14 mm long, 4-7 mm wide, ovate, pubescent, with 4-7 florets, the distal 2 florets sterile. Glumes 7-10 mm, coriaceous, appressed-velutinous, 2-3-toothed; lemmas of lower spikelets 8-10 mm, toothed, usually awned; lemmas of apical spikelets awned, awns 3-8.5 cm, usually diverging. Caryopses about 7 mm, adhering to the lemmas and paleas. Haplomes DM, DDM. 2n = 28, 42.
Discussion
The single record of Aegilops crassa for North America is a specimen collected "from about the Yonkers Wood Mill [in Yonkers, New York]" in 1898. The species is native from Egypt to central Asia.
Selected References
None.