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1. agavaceae-nolinaceae (Phocagallery / agavaceae-nolinaceae) Habitat: tropical and subtropical regions of the Americas, particularly Mexico, the West Indies, Central America, Panama, Venezuela, Colombia, Peru, Bolivia; the Mediterranean. Description: a family ... 2. ariocarpus (Phocagallery / ariocarpus) Habitat: Texas, New Mexico, Northern Mexico. Description: they have a short stem with hard, large tubercles and a fleshy taproot. The white, pink or purple flowers arise from the centre. They are adapted ... 3. carnegiea (Phocagallery / carnegiea) Habitat: Arizona, southwestern California, State of Sonora (Mexico). Description: a genus of gigantic columnar cacti that may reach 15 metres (50 ft) in height. Very long-lived, they’re commonly ... 4. cephalocereus (Phocagallery / cephalocereus) Habitat: Central and South America, particularly Brazil. Description: a columnar ribbed cactus with spiny areoles bearing flowers near the top when the plant is mature, usually after several years. It ... 5. cereus (Phocagallery / cereus) Habitat: Central and South America, West Indies. Description: the genus is comprised of very tall, woolly, spiny cacti; they show a columnar habit and a tendency to develop lateral branches. Adult specimens ... 6. cleistocactus (Phocagallery / cleistocactus) Habitat: South America, particularly in mountainous regions of Bolivia. Description: a genus of columnar cacti, some reaching 2 metres (6.5 ft) in height. The red or yellow flowers are tubular with long ... 7. echinocactus (Phocagallery / echinocactus) Habitat: deserts of Mexico and United States. Description: barrel-shaped cacti of variable size with prominent ribs, tough spines and yellow flowers arranged in a ring near the top. They’re usually ... 8. echinocereus (Phocagallery / echinocereus) Habitat: Mexico, western United States. Description: the plants grouped in this genus occupy very different habitats: from sea level to elevations of approximately 3000 metres (9800 ft). Some show an ... 9. frailea (Phocagallery / frailea) Habitat: South America: southern Brazil, northern Uruguay, Paraguay, Argentina; regions characterized by heavy, erratic downpours. Description: a group of small, spherical cacti, not exceeding 3-4 cm ... 10. monvillea (Phocagallery / monvillea) Habitat: Paraguay, northeastern Argentina, Brazil, Peru. Description: a genus of clumping cacti whose slender stems are up to 2 metres (6.5 ft) long with more or less rounded ribs (up to nine) bearing ... 11. oreocereus (Phocagallery / oreocereus) Habitat: distributed over a wide area: Andean ranges of Peru, Bolivia, Argentina and Chile growing at heights of up to 3000 m (9800 ft). Description: these plants are typical of mountain cacti, having ... 12. ortegocactus (Phocagallery / ortegocactus) Habitat: Mexico (Oaxaca State), growing in the crevices of dark volcanic rocks at approximately 2500 m (8200 ft) of altitude. Description: a genus of small, globular cacti having a greenish-gray epidermis ... 13. pereskia (Phocagallery / pereskia) Habitat: tropical America. Description: a primitive genus of cactaceous plants forming shrubs with a prostrate or climbing habit; the leaves are oval and stalked, the areoles large with tufts of tough ... 14. pterocereus (Phocagallery / pterocereus) Habitat: Mexico. Description: a genus of columnar cacti that can reach 7 metres (23 ft) in height in their habitat. The green stems are angular and bear diurnal flowers on one side during the summer. ... 15. rebutia (Phocagallery / rebutia) Habitat: Andean ranges of Bolivia, Argentina and a few other South American mountainous regions; they occur mostly at high elevations (up to 3000 m / 9800 ft) so they’re adapted to great diurnal ... 16. strombocactus (Phocagallery / strombocactus) Habitat: Mexico. Description: this rare genus comprises globular cacti with ribs growing in spirals, rhomboidal tubercles and a taproot. The diurnal, white flowers are produced in the summer and may ... 17. turbinicarpus (Phocagallery / turbinicarpus) Habitat: Mexico. Description: this dwarf, globular genus is found between 1500 and 1800 metres of altitude (4900-5900 ft) growing in stony or sandy areas with a slightly alkaline, moderately humus-rich ... 18. welwitschiaceae (Phocagallery / welwitschiaceae) Habitat: foggy deserts of Angola and Namibia. Description: this creeping plant develops two long, ribbon-like leaves only; they tend to split with age since the tip becomes dry and dies while the leaf ... 19. F.A.Q. ('Uncategorised Content') QUESTIONS AND ANSWERS Here beginners can find answers to their most frequently asked questions: 1 – Some of my succulents never set seed. Why is that so? 2 – How can I get my cacti to ... Monday, 12 January 2009 20. Planisfero dei climi (Vita delle piante/Gli ambienti) ... geografiche, astronomiche e di un complesso di condizioni meteorologiche in grado di riprodursi periodicamente. Sono fattori climatici: la latitudine, inclinazione con la quale i raggi solari ... Sunday, 11 January 2009
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