Arundinaria tecta, or switchcane,[1] is a bamboo species native to the Southeast United States,[1][2] first studied in 1813.[3] It serves as host to several butterfly species.[4] The species typically occurs in palustrine wetlands,[5] swamps, small to medium blackwater rivers, on deep peat in pocosins, and in small seepages with organic soils.[6]
Arundinaria tecta near Brooklyn, Mississippi, USA with topknot and panicles visibleArundinaria tecta near Columbia, South Carolina, USA
Arundinaria tecta is a low and slender bamboo that branches in its upper half, growing up to 0.6–4m (2ft 0in– 13ft 1in) in height. Arundinaria tecta features long primary branches usually greater than 50 cm in length.[6] The leaves are 8–20cm (3.1–7.9in) long and 0.8–3cm (0.31–1.18in) wide, tapering in width towards their base. Both leaf surfaces are densely pubescent. The midculm leaves of Arundinaria tecta are longer than their associated internodes. The panicles are borne on shoots that grow directly from the rhizomes. Rhizomes feature continuous air canals.[6] Each panicle has a few clustered spikelets on slender branches. These branches have loose sheaths with minute leaves. The spikelets are 2.5–5cm (0.98–1.97in) long and have five to ten flowers.[7]
The plant flowers from March to June. Flowering can be stimulated by fire.[6]
Distinctive Arundinaria 'topknot' at the top of a culm
Burton Edward Livingston, Forrest Shreve (1921). The Distribution of Vegetation in the United States: As Related to Climatic Conditions. Carnegie Institution of Washington publication. Vol.284. Carnegie institution of Washington. p.85.
Merrit Lyndon Fernald (1970). R. C. Rollins (ed.). Gray's Manual of Botany (Eighth (Centennial) - Illustrateded.). D. Van Nostrand Company. p.96. ISBN0-442-22250-5.
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