| Noun | 1. | genus Xerophyllum - small genus of North American herbs having grasslike basal leaves: squaw grass; sometimes placed in family Melanthiaceaeliliid monocot genus - genus of monocotyledonous plants comprising mostly herbs having usually petaloid sepals and petals and compound pistils family Liliaceae, Liliaceae, lily family - includes species sometimes divided among the following families: Alliaceae; Aloeaceae; Alstroemeriaceae; Aphyllanthaceae; Asparagaceae; Asphodelaceae; Colchicaceae; Convallariaceae; Hemerocallidaceae; Hostaceae; Hyacinthaceae; Melanthiaceae; Ruscaceae; Smilacaceae; Tecophilaeacea; Xanthorrhoeaceae squaw grass, Xerophyllum tenax, bear grass - plant of western North America having woody rhizomes and tufts of stiff grasslike basal leaves and spikes of creamy white flowers |