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1 Flowers in 2-3-flowered axillary cymes; mature leaves mostly obovate, averaging 1.2-1.4 (-1.7)× as long as wide; leaf tips typically < 0.3 cm long; expanding leaves folded (conduplicate); capsule yellow (contrasting with the seeds); pollen white; roots typically more orange-colored
1 Flowers in 6-many-flowered panicles terminal on leafy branches or branchlets; mature leaves mostly ovate-lanceolate to elliptic, averaging (1.8-) 2.0-2.6× as long as wide; leaf tips typically > 1.5 cm long; expanding leaves rolled (involute); capsule orange (similar in color to the seeds); pollen yellow; roots typically more yellow-colored