Michael Calonje

Botanist.

Abbreviations: Calonje
Occupations: botanist, botanical collector
Direct attributions: 13 plants, 0 fungi
Authorship mentions: 13 plants, 0 fungi

13 plants attributed to13 plants:

Zamia meermanii Calonje 2009
endangered plant species in the zamiaceae family
Zamia meermanii is a species of cycad in the family Zamiaceae endemic to central Belize. It is found on limestone cliffs.
Zamia pyrophylla Calonje, D.W.Stev. & A.Lindstr. 2010
critically endangered plant species in the zamiaceae family
Zamia pyrophylla is a species of cycad in the family Zamiaceae.
Zamia decumbens Calonje, Meerman, M.P.Griff. & Hoese 2009
endangered plant species in the zamiaceae family
Zamia decumbens, common name sinkhole cycad, is a species of cycad known only from Belize. The species was erroneously referred to in print several times as Z. prasina before its recognition as a distinct species. The species was (under the name Z. prasina) proposed for protection as a critically endangered species. As of 2009, seven populations were known in the Maya Mountains, a few on ridges and mountaintops, but the largest populations at the bottom of sinkholes. Sinkholes are depressions in the earth caused by collapse of the roof of a cave. They very frequently are home to unusual
Zamia tolimensis Calonje, H.E.Esquivel & D.W.Stev. 2011
endangered plant species in the zamiaceae family
Zamia tolimensis is a species of cycad in the family Zamiaceae.
Zamia nana A.Lindstr., Calonje, D.W.Stev. & A.S.Taylor 2013
endangered plant species in the zamiaceae family
Zamia nana is a species of plant in the family Zamiaceae. It is found in Coclé Province in Panama.
Zamia huilensis Calonje, H.E.Esquivel & D.W.Stev. 2012
endangered plant species in the zamiaceae family
Zamia huilensis is a species of cycad in the family Zamiaceae. Its common name is palma de monte.
Zamia paucifoliolata Calonje 2018
plant species in the zamiaceae family
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Zamia multidentata Calonje, Segalla & R.S.Pimenta 2023
plant species in the zamiaceae family
Zamia multidentata is a species of plant in the family Zamiaceae. It can be found in the Amazon Basin. Zamia multidentata is similar to Zamia hymenophyllidia and Zamia urep. It has 6.2 centimeter stems, 15 centimeter peduncles, and a flat megasporophylls.
Zamia magnifica Pérez-Farr., Gut.Ortega & Calonje 2023
plant species in the zamiaceae family
Zamia magnifica is a species of plant in the family Zamiaceae. It is endemic to Oaxaca, Mexico, found only in the La Chinantla region of Sierra Norte de Oaxaca. It is rare and threatened by habitat loss.
Zamia brasiliensis Calonje & Segalla 2019
plant species in the zamiaceae family
Zamia brasiliensis is a species of plant in the family Zamiaceae, found in Mato Grosso and Rondônia states in Brazil. It is morphologically similar to Z. boliviana and Z. ulei, which are found in ranges that are adjacent to, but do not overlap, that of Z. brasiliensis, in the Amazon basin. It is found in several locations across its range, but is threatened by widespread clearances of forest being converted to cattle pastures.
Zamia sinuensis Calonje & J.Castro 2021
plant species in the zamiaceae family
Zamia sinuensis is a species of plant in the family Zamiaceae described in 2021. The stem is subterranean or partly subterranean, with dark green compound leaves up to 3 metres (9.8 ft) long. and reproductive cones on long stalks. Its natural habitat is tropical monsoon forest in Colombia. Only five plants have been observed.
Zamia orinoquiensis Calonje, Betancur & A.Lindstr. 2022
plant species in the zamiaceae family
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Zamia imbricata Calonje & J.Castro 2021
plant species in the zamiaceae family
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