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1. The habitats (Category) ... 500 and 800 mm. per year); regions receiving less than 250 mm. of rain per year are true deserts, such as the Sahara, that are inhospitable and cannot sustain the life of plants, not even succulents. This ... 2. Cultivation notes (Category) ... that might clog. Those who cannot easily obtain garden soil might use another basic formula: - 1 part of leaf mould or soil for acid-loving plants such as Azaleas or Rhododendrons; - 1 part of volcanic ... 3. Sowing (Category) ... composition to obtain your own personal mix, especially if certain materials cannot be easily found in your locality; keep in mind that seedlings must be left undisturbed in their sowing mix for about ... 4. aizoaceae (Phocagallery / aizoaceae) Habitat: mainly South Africa although they also occur in Madagascar, Horn of Africa, Arabian peninsula, Island of Elba, Australia and New Zealand. Description: the Aizoaceae (Rudolphi) family of ... 5. apocynaceae (Phocagallery / apocynaceae) Habitat: those genera including succulents are distributed in the tropics, the Horn of Africa, Madagascar, Socotra, East and South-West Africa. Description: this large family of dicotyledonous plants ... 6. aporophyllum (Phocagallery / aporophyllum) Habitat: intergeneric hybrids. Description: a group of hybrids obtained by crossing Aporocactus with Epiphyllum. Soil: fertile mix with a pH of 6. Location: a shady and well ventilated site; ... 7. 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 ... 8. arrojadoa (Phocagallery / arrojadoa) Habitat: Brazil. Description: a genus with upright stems, sometimes exhibiting a horizontal or oblique habit. Some may be cespitose, others such as A. rhodantha quite tall. The glossy green stems have ... 9. asclepiadaceae (Phocagallery / asclepiadaceae) Tribes: PERIPLOCEAE, CYNANCHEAE, MARSDENIEA, CEROPEGIEAE, STAPELIEAE. Habitat: they occur in a wide range of climates, from temperate to subtropical or tropical regions and even deserts; semi-arid regions ... 10. asteraceae (compositae) (Phocagallery / asteraceae) Habitat: the succulent species occur in South Africa, the Canary Islands, South Arabia, India, Madagascar. Description: the family includes dicotyledonous plants that may store water in the leaves, ... 11. astrophytum (Phocagallery / astrophytum) Habitat: Mexico, Texas. Description: cacti with globular but more often columnar stems which may have four to eight ribs (up to ten as the plants grow older) and be covered with a variable number of ... 12. blossfeldia (Phocagallery / blossfeldia) Habitat: Northern Argentina, Bolivia. Description: a dwarf genus with short ribless stems, spiny tubercles, beetroot-like roots. Flowers are borne from April to September. In the wild they grow in fissures ... 13. bromeliaceae (Phocagallery / bromeliaceae) Habitat: subtropical and tropical America. Description: a family of monocotyledonous, mostly herbaceous plants; some genera are epiphytic. They have a short stem and leaves arranged in a rosette. The ... 14. caudiciforms (Phocagallery / caudiciformi) Habitat: Africa, Australia, Socotra, Central and South America, Mexico, Baja California, California, Arizona, Nevada, Colorado, New Mexico, Texas. Description: this is ... 15. 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 ... 16. 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 ... 17. 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 ... 18. commelinaceae (Phocagallery / commelinaceae) Habitat: the Tropics. Description: a family of monocotyledonous plants with succulent leaves, many of which are sprawling or climbing. The flowers consist of three petals and three sepals and the fruits ... 19. coryphantha (Phocagallery / coryphantha) Habitat: United States, Mexico. Description: globular or columnar cacti, usually densely spined with a tuberous taproot system. The tubercles, each bearing an areole, are arranged in spirals and vertically ... 20. crassulaceae (Phocagallery / crassulaceae) Subfamilies: CRASSULOIDEAE, SEDOIDEAE, COTYLEDONOIDEAE, KALANCHOIDEAE, ECHEVERIOIDEAE, SEMPERVIVOIDEAE. According to some botanists only two of them are to be considered subfamilies:the Crassuloideae and ...
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