Assertion: aquatic plant's flower | /r/CapableOf | arrange in 4-flowered whorls
Facets:
value: along spike
type: TEMPORAL
Source sentences:
text: apart flowers on an emersed spike, held erect above the water, the spike to 8 inches long; flowers reddish; arranged in 4-flowered whorls along spike; petals 4; petals 1/8 in. long; sepals 4; stamens 8; flowering in Canada from late July to early August
text: on an emersed spike, held erect above the water, the spike to 8 inches long; flowers reddish; arranged in 4-flowered whorls along spike; petals 4; petals 1/8 in. long; sepals 4; stamens 8; flowering in Canada from late July to early August fruit 4-lobed; splitting into 4 nutlets