echinopsis pachanoi or san pedro cactus in bloom

achuma active alkaloids america andean andes anhalinine anhalonidine argentina big bloom blooming blossom bolivia cactus chile columnar cultivated drug echinopsis ecology ecuador effect entheogen flower flowering flowers garden gardening grown growth habitat hahuacollay heaven hordenine large medicine mescaline mountains natural nature organic ornamental pachanoi pedro peraordm plant psychedelic psycoactive san south spines substances traditional tyramine white wild