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No key was found for the requested taxon, but it is the only child of Pseudosasa. Showing where it is keyed below.

Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

Key to Poaceae, Key A: bamboo grasses (woody trees and shrub grasses) (tribe Bambuseae)

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1 Rhizomes pachymorph, having root-bearing internodes thicker than the culm; culms usually in single clumps
1 Rhizomes leptomorph, root-bearing internodes thinner than the culm; culms solitary or in many connected clumps.
..2 Mid-culm branches consistently 2, unequal, rarely with a smaller central third branch
..2 Mid-culm branches not consistently 2, initially 1-9.
....3 Dwarf bamboos, < 1 (-1.5) m tall.
......4 Leaf blade margins not or only slightly bleached in winter, terminal blade parallel to shoot axis, blades often variegated
......4 Leaf blade margins more or less bleached in winter, terminal blade often angled from shoot axis, blades usually not variegated
....3 Medium-stature to tall bamboos, > 1 m tall.
........5 Mid-culm branches initially 5-9
........5 Mid-culm branches initially 1-3 (-5).
..........6 Mid-culm branches (1-) 2-7; branches and leaves small to medium relative to culm size; [native]
..........6 Mid-culm branches 1 (-3); branch and leaves often very large relative to culm size; [exotic].
............ 7 Leaf blade margins not bleached in winter, terminal blade parallel to shoot axis; culm buds initially open or closed
............ 7 Leaf blade margins bleached in winter, terminal blade often deflexed from shoot axis; culm buds initially closed
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