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The geographical distribution of plants according to Humboldt's statistics of the principal families and groups: Schouw's twenty five phyto-geographic regions, and the distribution of the family of palms and the genera Pinus (pine) & Erica (heath)

event1849

location_onBrunei, Cambodia, East Timor, Indonesia, Laos, Malaysia, Myanmar, Papua New Guinea, Philippines, Singapore, Southeast Asia, Thailand, Vietnam

World map showing the distribution of plants, including in Southeast Asia (e.g. Areca catechu (betel tree), Calamus, Caryota urens, Altingia, Pinus Dammara (Amboina pine), P. sinensis). With data on plant growth in different temperature zones.

Survey of the geographical distribution and cultivation of the most important plants which are used as food for man: with indications of the isotheres & isochimenes, or lines of equal summer & winter temperature

event1849

location_onBrunei, Cambodia, East Timor, Indonesia, Laos, Malaysia, Myanmar, Papua New Guinea, Philippines, Singapore, Southeast Asia, Thailand, Vietnam

Map of important food crops (rice in Southeast Asia). Inset maps of tea, cassia, pepper, cinnamon, clove, nutmeg, sugar, coffee. With isothermal lines—lines joining locations of same temperature—of summer and winter temperatures, and plant drawings.

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