作者: L. Tremblay , F. M. Tremblay
DOI: 10.1007/978-3-662-09366-5_9
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摘要: The genus Picea includes 37 species found principally in the north temperate regions of Europe, Asia, and North America. Among seven America, five grow Canada (Hosie 1980). Hybrids are commonly between Sitka spruce [Picea sitchensis (Bong.) Carr.], white [P. glauca (Moench) Voss], Engelmann (P. engelmannii Parry) where their ranges overlap. Black mariana (Mill.) B.S.P.] red rubens Sarg.) also develop intermediate forms they together, but there is no record cross-breeding black spruce, nor In addition to native species, Norway abies L. Karst) blue pungens Engelm.) can be some localities Canada.