Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Big-cone Pinyon (Pinus maximartinezii) is a pine in the pinyon pine group, native to central Mexico. The range is highly localised, confined to a small area of the southern Sierra Madre Occidental in southern Zacatecas. It occurs at moderate altitudes, from 1800-2400 m and 21° North latitude, in warm and temperate, dry climate conditions. It is a small tree, reaching 5-15 m tall and with a trunk diameter of up to 50 cm.

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