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| Kingdom | Plantae
– plantes, Planta, Vegetal, plants |
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| Subkingdom | Viridiplantae
– green plants |
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| Infrakingdom | Streptophyta
– land plants |
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| Superdivision | Embryophyta
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| Division | Tracheophyta
– vascular plants, tracheophytes |
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| Subdivision | Spermatophytina
– spermatophytes, seed plants, phanérogames |
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| Class | Magnoliopsida
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| Superorder | Lilianae
– monocots, monocotyledons, monocotylédones |
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| Order | Poales
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| Family | Poaceae
– grasses, graminées |
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| Genus | Piptochaetium J. Presl – needlegrass, speargrass |
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Direct Children: |
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| Species |
Piptochaetium alpinum L.B. Sm.
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| Species |
Piptochaetium angolense Phil.
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| Species |
Piptochaetium angustifolium (Hitchc.) Valencia & Costas
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| Species |
Piptochaetium avenaceum (L.) Parodi
– blackseed speargrass, blackseed needlegrass | |
| Species |
Piptochaetium avenacioides (Nash) Valencia & Costas
– Florida speargrass | |
| Species |
Piptochaetium bicolor (Vahl) E. Desv.
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| Species |
Piptochaetium brachyspermum (Speg.) Parodi
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| Species |
Piptochaetium brevicalyx (E. Fourn.) Ricker
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| Species |
Piptochaetium burkartianum Parodi
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| Species |
Piptochaetium cabrerae Parodi
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| Species |
Piptochaetium calvescens Parodi
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| Species |
Piptochaetium confusum Parodi
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| Species |
Piptochaetium cucullatum Roseng. & Izag.
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| Species |
Piptochaetium featherstonei (Hitchc.) Tovar
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| Species |
Piptochaetium fimbriatum (Kunth) Hitchc.
– pinyon ricegrass, pinon ricegrass | |
| Species |
Piptochaetium hackelii (Arechav.) Parodi
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| Species |
Piptochaetium hirtum Phil.
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| Species |
Piptochaetium indutum Parodi
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| Species |
Piptochaetium jubatum Henrard
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| Species |
Piptochaetium lasianthum Griseb.
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| Species |
Piptochaetium leiopodum (Speg.) Henrard
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| Species |
Piptochaetium medium (Speg.) Torres
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| Species |
Piptochaetium montevidense (Spreng.) Parodi
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| Species |
Piptochaetium napostaense (Speg.) Hack.
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| Species |
Piptochaetium palustre Muj.-Sall. & Longhi-Wagner
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| Species |
Piptochaetium panicoides (Lam.) E. Desv.
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| Species |
Piptochaetium pringlei (Beal) Parodi
– Pringle speargrass, Pringle's speargrass, pringle needlegrass, Pringle's spear grass | |
| Species |
Piptochaetium ruprechtianum E. Desv.
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| Species |
Piptochaetium sagasteguii Sánchez Vega
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| Species |
Piptochaetium seleri (Pilg.) Henrard
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| Species |
Piptochaetium setosum (Trin.) Arechav.
– bristly speargrass | |
| Species |
Piptochaetium stipoides (Trin. & Rupr.) Hack. ex Arechav.
– purple spear grass | |
| Species |
Piptochaetium tovarii Sánchez Vega
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| Species |
Piptochaetium uruguense Griseb.
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| Species |
Piptochaetium virescens (Kunth) Parodi
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