Dennis William Stevenson

Chamaecostus cuspidatus, common name fiery costus or spiral flag, is a species of herbaceous plant in the family Costaceae native to eastern Brazil (States of Bahia and Espírito Santo). In India, it is known as insulin plant for its purported anti-diabetic properties. Chamaecostus cuspidatus has large fleshy-looking leaves. The undersides of these large, smooth, dark green leaves have light purple shade. The leaves are spirally arranged around the stem, forming attractive, arching clumps arising from underground rootstocks. The maximum height of these plants is about two feet. The flowers are

Encephalartos sclavoi, common name Sclavo's cycad, is a critically endangered cycad in the family Zamiaceae. It is endemic to the Uluguru Mountains of Tanzania, with a population of only ~50 mature plants. Having existed for millions of years, it is often dubbed "living fossils".

Chamaecostus is a group of flowering plants in the Costaceae described as a genus in 2006. It is endemic to South America. Species Chamaecostus congestiflorus - Venezuela, N Brazil, Guyana, Suriname, French Guiana Chamaecostus curcumoides - French Guiana Chamaecostus cuspidatus - E Brazil Chamaecostus fragilis - Colombia, N Brazil Chamaecostus fusiformis - Pará Chamaecostus lanceolatus - Colombia, Venezuela, Brazil, Guyana, Suriname, French Guiana Chamaecostus subsessilis - Brazil, Bolivia

Ceratozamia norstogii is a species of plant in the family Zamiaceae. It is endemic to the Sierra Madre de Chiapas, in Chiapas and Oaxaca states of southwestern Mexico. It is an Endangered species, threatened by habitat loss.

Zamia amazonum is a species of plant in the family Zamiaceae. It is found in Brazil, Colombia, Peru, and Venezuela.

Zamia neurophyllidia is a species of plant in the family Zamiaceae. The original description was based on specimens found in Costa Rica, Nicaragua, and Panama. A more recent re-characterization of Z. neurophyllidia is based on a population found in the type locality in Bocas del Toro Province, Panama. It is part of the Zamia skinneri species complex.

Zamia dressleri is a species of plant in the family Zamiaceae. It is endemic to Eastern Panama, where it grows in rainforest habitat.

Ceratozamia euryphyllidia is a species of plant in the family Zamiaceae. It is found in Guatemala and in the Mexican state of Oaxaca and Veracruz (in the isthmus of Tehuantepec region). It is threatened by habitat loss.

Zamia vazquezii is a species of plant in the family Zamiaceae. It is endemic to northern Veracruz state, in eastern Mexico. It is a Critically endangered species, threatened by habitat loss. There are only two wild populations with no more than a combined total of 50 individuals. The specific name vazquezii refers to Mario Vázques Torres, first collector of the plant.

Zamia melanorrhachis is a species of plant in the family Zamiaceae. It has been found in Amazonas, Córdoba, Meta, and Santander departments in Colombia. It grows in forests between sea level and 300 metres (980 ft) altitude. It is commonly known as corocito.

Zamia hymenophyllidia is a species of plant in the family Zamiaceae. It is a subshrub native to southeastern Colombia and northern Peru.

Zamia encephalartoides is a species of plant in the family Zamiaceae. Although it was collected and illustrated in the 18th century, it was not described as a species until 2001. It is the only Zamia to have seeds that are white when mature. It is threatened by habitat loss due to clearance of forests for farming. It is endemic to Colombia, found in only two locations in Santander Department, near the Chicamocha River and the Umpala River.

Zamia disodon is a species of plant in the family Zamiaceae. It is a subshrub endemic to Colombia.

Zamia cunaria (also obset) is a species of plant in the family Zamiaceae. It is endemic to the area of Comarca Guna Yala, Panama.

Visit the page for more details.

Zamia ipetiensis is a species of plant in the family Zamiaceae. It is endemic to Panama, where it is found near the town of Ipetí, Kuna de Madugandí. It is threatened by habitat loss. Only two wild subpopulations remain.

Zamia macrochiera is a species of plant in the family Zamiaceae. It is endemic to Peru. It is found near the towns of Pebas and Pucaurquillo in Maynas Province, Loreto Region; plants are found near the Rio Amiyacu and Rio Napo. It is threatened by habitat loss, and is considered critically endangered by the IUCN.

Zamia pyrophylla is a species of cycad in the family Zamiaceae.

Visit the page for more details.

Visit the page for more details.

Zamia lindosensis is a species of plant in the family Zamiaceae. It is endemic to Colombia. It is found in one location, the Serranía de la Lindosa, in the municipality of San José del Guaviare, Guaviare Department, Colombia.

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.

Visit the page for more details.

Zamia tolimensis is a species of cycad in the family Zamiaceae.

Zamia nana is a species of plant in the family Zamiaceae. It is found in Coclé Province in Panama.

Zamia huilensis is a species of cycad in the family Zamiaceae. Its common name is palma de monte.