Bergen's botany, key and floraNorthern and central states ed . Two-lipped. Utricle tubercles, ora tubercle. Two-lipped, havingthe limb of thecalyx or corolladivided into twolip-like portions,as in the LabiatcE. Two-ranked, withtwo vertical rowson a stem or axis. Unisexual, having in each floweronly stamens or only pistils, notboth. Utricle, a small bladdery ovarywall. Versatile, turning freely on itssupport, as an anther on itsfilament. Whorled, arranged in a circlearound an axis, as the leaves ofsome lilies. Wings, the side petals of a papilio-naceous flower.

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectplants, bookyear1908