Family: Poaceae
Puccinellia
Citation:
Parl., Fl. Ital. 1:366 (1850).
Derivation: After Benedetto Puccinelli, 1808-1850, Professor of Botany at Lucca.
Synonymy: Not Applicable Common name: Saltmarsh-grasses.
Description:
Tufted or creeping perennials or annuals; leaves flat.
Inflorescence a panicle; spikelets subterete, 3-10-flowered; rhachilla disarticulating between the florets; glumes unequal, 1-3-nerved, shorter than the florets, persistent; lemmas obtuse, rather faintly 5-nerved, rounded on the back, awnless.
Distribution:
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Estimates vary from 25-100 species, from most temperate areas. (Key and descriptions adapted from Willis (1970) A handbook to plants in Victoria, and Clapham, Tutin & Warburg (1962) Flora of the British Isles).
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Biology:
No text
Key to Species:
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1. Spikelets very densely clustered in a compact narrow-oblong (sometimes spreading later) panicle, each 2-7 mm long, 2-8-flowered; lemmas c. 2.5 mm long or less |
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2. Panicle branches 4-6 together, usually all long and bare below; midrib of lemma not reaching the tip; the veins of the lemma inconspicuous |
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P. distans 1. |
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2. Panicle branches 2-4 together, at least the very short ones with spikelets to the base; midrib of the lemma reaching the tip; veins of the lemma conspicuous |
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P. fasciculata 2. |
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1. Spikelets loosely arranged in a panicle at first narrow and erect (later often spreading diffusely), each 6-10 mm long, 6-12-flowered; lemmas 2-3 mm long, often loosely divergent |
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P. stricta 3. |
Author:
Not yet available
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