Colpodium tibeticum (Colpodium tibeticum)
Description
Colpodium tibeticum: HABIT Perennial.Culms erect;0?0 cm long;? -noded.Culm-nodes glabrous.Leaf-sheaths keeled;glabrous on surface.Ligule an eciliate membrane;? mm long;acute.Leaf-blades erect;flat,or conduplicate;? cm long;? mm wide.Leaf-blade surface glabrous.Leaf-blade margins smooth.INFLORESCENCE Inflorescence a panicle.Panicle open;oblong,or pyramidal;? cm long;? cm wide.Primary panicle branches reflexed; -nate;?. cm long.Spikelets solitary.Fertile spikelets pedicelled.FERTILE SPIKELETS Spikelets comprising fertile florets;without rhachilla extension.Spikelets cuneate;laterally compressed;? mm long;breaking up at maturity;disarticulating below each fertile floret.Floret callus glabrous.GLUMES Glumes persistent;similar;exceeding apex of florets;similar to fertile lemma in texture;gaping.Lower glume oblong;? mm long; length of upper glume;much thinner above;much thinner on margins;purple;-keeled; -veined.Lower glume lateral veins absent.Lower glume apex acute.Upper glume oblong;? mm long;.?. length of adjacent fertile lemma;membranous;with hyaline margins;purple;-keeled; -veined.Upper glume lateral veins absent.Upper glume apex obtuse.FLORETS Fertile lemma oblong; mm long;hyaline;purple;keeled; -veined.Lemma lateral veins prominent;less than two thirds length of lemma.Lemma surface pilose;hairy below;hairy on veins.Lemma hairs white,or yellow.Lemma apex erose;obtuse.Palea . length of lemma.Palea keels ciliolate.FLOWER Lodicules ; mm long;membranous.Anthers ;.? mm long.FRUIT Hilum elliptic.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Liliopsida
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Order: Poales
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Family: Poaceae
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Genus: Colpodium
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