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Swallen's needlegrass
Scientific Name: Achnatherum swallenii
Family: Poaceae
Category: Monocot
Growth: Graminoid
Duration: Perennial
Other Names:
Swallen's Needlegrass
Learn about Swallen's Needlegrass (Achnatherum swallenii), a perennial graminoid with distinctive characteristics.
Scientific and Common Names
- Scientific Name: Achnatherum swallenii (C.L. Hitchc. & Spellenb.) Barkworth
- Common Names: Swallen's Needlegrass, Swallen's Ricegrass
Taxonomy and Nomenclature
- Family: Poaceae (Grass Family)
- Rank: Species
- Synonyms: Oryzopsis swallenii, Achnatherum latiglume
- Note: Several needlegrass species have been reclassified between the genera Achnatherum and Stipa.
Morphological Characteristics
- Graminoid growth habit.
- Perennial duration.
- Tightly cespitose, not rhizomatous
- Culms 50-110 cm tall, 0.7-1.2 mm thick.
Related Species
- Achnatherum acutum
- Achnatherum aridum
- Achnatherum bloomeri
- Achnatherum bracteatum
- Achnatherum curvifolium
- Achnatherum diegoense
- Achnatherum lemmonii
- Achnatherum nelsonii
- Achnatherum parishii
- Achnatherum richardsonii
- Achnatherum webberi
Further Information
For more information on Achnatherum swallenii, including gardening tips and companion plants, refer to resources like:
- Garden Guides
- Plant databases for native species