Difference between revisions of "Deschampsia cespitosa"

Revision as of 12:55, 7 May 2012

Deschampsia cespitosa, commonly called tufted hairgrass, is a native perennial, tussock- forming grass. It is also called Beringian grass.

Synonyms:

Agrostis caespitosa (L.) Salisb.
Aira alpicola (Rydb.) Rydb.
Aira ambigua Michx.
Aira aristulata Torr.
Aira caespitosa Muhl.
Aira cespitosa L.
Avena caespitosa (L.) Kuntze
Campella caespitosa (L.) Link
Deschampsia alpicola Rydb.
Deschampsia ambigua P. Beauv. ex B.D. Jacks.
Deschampsia andina Phil.
Deschampsia biebersteiniana Schult.
Deschampsia caespitosa (L.) P. Beauv.
Deschampsia caespitosa ssp. genuina (Reichenb.) Volk.
Deschampsia cespitosa var. confinis Vasey ex Beal
Deschampsia cespitosa ssp. genuina (Reichenb.) Volk.
Deschampsia cespitosa var. strictior Kurtz
Deschampsia confinis (Vasey ex Beal) Rydb.
Deschampsia pungens Rydb.
Podionapus caespitosus (L.) Dulac

Taxonomy

Description

Bloom Period

Distribution

Habitat

Uses

Propagation

Photo Gallery

References

Seed

Abbreviation: DECE

Average Measurement with husk/awn: 3.4 x 0.8 x 0.8

Average Measurement without husk/awn: 1.8 x 0.6 x 0.6

Measurement Range with husk/awn: L: 2.5 – 4.5, W: 0.5 – 1, D: 0.6 – 1

Measurement Range with husk/awn: L: 1.5 – 2, W: 0.5 – 0.75, D: 0.5 – 0.6

Features

Shape: Seed narrow at hilum and opposite apex, rounded in the middle.

Additional Structures: Lemma thin, and have several nerves running across them. Awn originates from the hilum and is about 1 ½ times the length of the seed body. Hilum bearded with feather like appendage. Palea also thin.

Color: Tan palea and lemma, awn slightly darker brown. Inner seed red-brown, and somewhat transparent.

Surface: Seed finely longitudinally striate and lustrous. Awn finely barbed.

Latitudinal Cross Section: elliptical

Longitudinal Cross Section: elliptical

@@ Line 1: / Line 1: @@
+'''''Deschampsia cespitosa''''', commonly called tufted hairgrass, is a native perennial, tussock- forming grass. It is also called Beringian grass.
+'''Synonyms:'''
+*''Agrostis caespitosa'' (L.) Salisb.
+*''Aira alpicola (Rydb.)'' Rydb.
+*''Aira ambigua'' Michx.
+*''Aira aristulata'' Torr.
+*''Aira caespitosa'' Muhl.
+*''Aira cespitosa'' L.
+*''Avena caespitosa'' (L.) Kuntze
+*''Campella caespitosa'' (L.) Link
+*''Deschampsia alpicola'' Rydb.
+*''Deschampsia ambigua P.'' Beauv. ex B.D. Jacks.
+*''Deschampsia andina'' Phil.
+*''Deschampsia biebersteiniana'' Schult.
+*''Deschampsia caespitosa'' (L.) P. Beauv.
+*''Deschampsia caespitosa'' ssp. genuina (Reichenb.) Volk.
+*''Deschampsia cespitosa'' var. confinis Vasey ex Beal
+*''Deschampsia cespitosa'' ssp. genuina (Reichenb.) Volk.
+*''Deschampsia cespitosa'' var. strictior Kurtz
+*''Deschampsia confinis'' (Vasey ex Beal) Rydb.
+*''Deschampsia pungens'' Rydb.
+*''Podionapus caespitosus'' (L.) Dulac
 ==Taxonomy==
 ==Description==