Field books : 1969-1979
Page 247
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Transcription
243 1489 Ribes cynosbati L. 5C 1490 Rhododendron calendulaceum (Michx.) Torr. 5C 1491 Acer spicatum Lam. 5C 1492 Acer pensylvanicum L. 48 5C 1493 Crataegus flabel lata (Bosc) K. Koch C 1494 Betula allghaniensis Britt. 5C 1495 Ilex ambigua (Michx.) Torr. var montana (T. & G.) Ahles 5C 1496 Sambucus pubens Michx. 5C 1497 Crataegus punctata Jacquin C 1498 Acer saccharum Marsh. 5C 1499 Vaccinium constablanii Gray 5C 1500 Corylus americana Walt. C 1501 Acer rubrum L. C 1502 Betula lenta L. 5C 1503 Cornus alternifolia L. f.