27-year-old researcher in front of the Pracaxi legume (Pentaclethra macroloba) at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

pentaclethra macroloba natural reserve medicinal plant natural area tropical forest scientific research researcher naturalist adult woman person alone toxin outdoor overview day rucksack observe tree three quarter shot march month la selva biological station botanist pentaclethra pracaxi pentaclethra macroloba nature reserves nature reserve medicinal plants medicinal herb medicinal herbs therapeutic plant therapeutic plants therapeutic herb therapeutic spices officinal plant officinal plants officinal herb officinal spices nature natural areas ecosystem ecosystems equatorial forests tropical forests equatorial forest dense forests dense forest scientific researches scientific studies scientific study researchers naturalists adults women human beings persons human being human presence human presences human humans single lonely only solo one lone poisons toxins poison toxic matter toxic matters toxic element toxic elements toxic product toxic products outdoors outsides outside overviews global sight global sights full length days daytime rucksacks bagpack bagpacks observed observing be careful being careful trees three quarter views three quarter view three quarter shots three quarter sight three quarter sights three quarter length estación biológica la selva phytologist environment protection environment management biodiversity management environment plant use agronomy natural resources use naturalness area forest science scientist stage of development individual enumeration shot ambiance bag object material woody plant morphology botany morphology organism heredia province costa rica central america america fabaceae fabales dicotyledoneae angiospermae spermatophyta phanerogamae tracheophyta embryophyta chlorobionta archaeplastida eukaryota fabaceae family fabale family flora