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Cornell campus, Blue Grass Lane research facility display gardens, soil: Arkport b, well drained and irrigated, 'Alba' is shorter cultivar,about 20-30 cm. Flowers white. Habit more outward than upward, permits less light to ground than the 'Six Hill Giant' cultivar. Perennial., 7 Oct 2010, Buck 11 (BH 229472); |
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Cornell campus, Blue Grass Lane research facility display gardens, soil: Arkport b , well drained and irrigated, Perennial, ca. 40 cm tall, blue flower. Generally upright habit, though spreading., 7 Oct 2010, Buck 10 (BH 229473); |