Family: Poaceae
Festuca
Citation:
L., Sp. Pl. 73 (1753).
Derivation: Latin name of a weed which grew among the barley.
Synonymy: Not Applicable Common name: Fescaes.
Description:
Glabrous perennial herbs; leaf blade flat to cylindrical or reduced to scales; ligule scarious.
Inflorescence a panicle; spikelets several-flowered; rhachilla disarticulating between the florets; glumes narrow, keeled, persistent, shorter than the florets, the first usually 1-nerved, the second 3-nerved; lemmas rounded on the back at least in the lower part, the upper part often keeled, 5-7-nerved, rarely 9-11-nerved, acute or tapering into a short straight awn; awn terminal or nearly so.
Distribution:
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About 80 species, cosmopolitan; about 20 in Australia.
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Biology:
No text
Key to Species:
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1. Leaves of sterile shoots cylindrical, of culms sometimes flat but less than 3 mm broad |
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2. Leaves rigid, as long as the stems |
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F. littoralis 3. |
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2. Leaves flexible, much shorter than the stems |
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3. Panicle branches solitary; awn 1-2 mm long |
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F. rubra 5. |
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3. Panicle branches twin; awn 5-15 mm long |
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F. benthamiana 2. |
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1. Leaves all flat, usually more than 3 mm broad |
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4. Panicle branches solitary or one of each pair bearing a solitary spikelet |
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F. pratensis 4. |
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4. Panicle branches at each node 2, both usually with several spikelets |
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F. arundinacea 1. |
Author:
Not yet available
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