Tallapoosa Cane (Arundinaria alabamensis), a new species of temperate bamboo (Poaceae: Bambusoideae) from East Central Alabama Author Triplett, J. K. text Phytotaxa 2023 2023-06-26 600 3 153 168 http://dx.doi.org/10.11646/phytotaxa.600.3.3 journal article 10.11646/phytotaxa.600.3.3 1179-3163 8080752 Key to the Species of Arundinaria sensu stricto 1. Primary branches with 0–1 compressed basal internodes; culm internodes usually sulcate; culm leaves deciduous ...... A. gigantea 1. Primary branches with 2–5 compressed basal internodes; culm internodes usually terete; culm leaves persistent to tardily deciduous. 2. Foliage blades coriaceous, persistent, abaxial surfaces densely pubescent or glabrous, strongly tessellate; primary branches usually more than 50 cm long.............................................................................................................................................................. A. tecta 2. Foliage blades chartaceous to subcoriaceous, deciduous, abaxial surfaces glabrous or pubescent, weakly tessellate; primary branches usually less than 50 cm long. 3. Primary branch basal nodes not developing secondary branches; primary branches usually less than 35 cm long; foliage blade abaxial surfaces sparsely pilose or glabrous; auricles absent; top knot blades 9–22.5 cm long ............................... A. appalachiana 3. Primary branch basal nodes developing secondary branches; primary branches 12–49 cm long; foliage blade abaxial surfaces long pubescent; auricles present; top knot blades 9–37 cm long ........................................................................................ A. alabamensis