[ Gymnocalycium of the Cactaceae family]
is also known as the genus Gymnocalycium. It is spherical or oblate. It has few ridges, round ridges, and horizontal grooves or bands of different colors between the areoles. The thorns vary in length, but most of them are not brightly colored. The flowers are terminal, and the receptacle is covered with large scales, but without hair and thorns. Except for a few species, the colors are mostly not bright but very elegant.

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Flower name: Gymnocalycium mihanovichii  var.  friedrichii

Aliases: big red ball, red peony, red lantern, horticultural variant. The red peony is a perennial succulent plant of the cactus family. It is flat spherical, 3 to 6 cm in diameter, bright red, and mature spheres will produce clusters of sub-spheres. The red peony has slender flowers, funnel-shaped flower tubes, and blooms in pink or light pink. It blooms in summer, and is pink and delicate, shaped like a peony. The fruit is slender, spindle-shaped, and red. The seeds are dark brown. When the red peony blooms, at least half of the sphere of the plant must be exposed to strong light for a day, so that the buds are easier to bloom. If the red peony is not well cared for, the buds are likely to fall off. The red peony is bright red and quite eye-catching. It is one of the main varieties of cactus plants.

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Flower Name: Red Peony Jade ( Gymnocalyium mihanouichll var .

Other names: Red Peony, Red Ball, Ruiyun Ball. Red Peony Jade is a variant of "Ruiyun" ~ a variegated variant of "Peony Jade". It is a perennial succulent herb with an oblate spherical shape and balls in deep red, orange-red, pink and purple. The flowers are slender and the corolla tube is funnel-shaped. They grow on the areoles near the end and often bloom at the same time. The ball has prominent horizontal ridges. The flowers are light red or pink and bloom in spring and summer. Mature balls produce bulbs in groups. It likes a warm and sunny environment. It is suitable for potted viewing, or placed in a succulent plant garden and as bonsai material.

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A plant of the genus Gymnocalyx in the Cactaceae family. One of the variegated varieties of peony jade. Similar in shape to the original species, but rouge red throughout.

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Flower name: Jade Peony

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Flower Name: Dragon and Phoenix Peony

A plant of the cactus family. It is a grafted chimera of the red peony and the hylocereus. The plant has a columnar stem like the hylocereus, but with red mixed in the green, called the dragon. The red balls on its areoles are called the phoenix.

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Flower Name : Gymnocalycium mihanovichii

Origin: Arid areas of Paraguay. Appearance: The plant is small spherical, young plants grow solitary, old plants tend to grow in groups, ball diameter 4-5 cm, body color gray-green to purple-brown. With 8-12 broad ridges. There is a protrusion called "jaw" under the areole; 5-6 gray-yellow radial spines. When the light is too strong, the surface is reddish brown, when it is too weak, it is green and the ball grows taller, and when it is green at the growth point and the outer edge is slightly reddish brown, it means that the light is moderate, and it can bloom many times a year. Flowers: From spring to early summer, pink funnel-shaped flowers bloom on the areole near the center of the sphere, with a flower diameter of 3-4 cm. 

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Flower name: Lucky Cloud Ball
Origin: It is a variant of the End Cloud Ball, native to Paraguay. Appearance: The plant is oblate, with a ball diameter of 6-8 cm and a dark green body color. It has 7-12 tubercles on the ridges, and the ridge walls have obvious light-colored transverse ribs. There are 5-6 circumferential spines, without a central spine; new spines are brown, and old spines are gray-brown. Flowers: In spring and summer, light peach-colored flowers are produced on the top, with a flower diameter of 3.5-4 cm. 

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Flower name: White spider
Origin: It is a spiny variant of Luoxing, native to northern Argentina. Appearance: Initially small spherical, then short cylindrical, easy to produce young balls in groups, dark green in color. With 12-15 small warty protruding edges. 20-25 bristle-like white fine thorns. Flowers: In late spring and early summer, the terminal lavender peach funnel-shaped flowers are produced, with a flower diameter of 3-3.5 cm. Cultivation: This genus has a strong habit and is easy to cultivate. It likes fertile and well-drained culture soil. In addition to sufficient sunlight during cultivation, it is advisable to provide appropriate shade and maintain good ventilation in summer. In winter, keep the potting soil slightly dry and exposed to more sunlight. It can withstand low temperatures of 5-7°C.

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Flower name: Tsuchigumo

A plant of the genus Gymnocalyx in the Cactaceae family. Native to Argentina. A variant of the genus Gymnocalyx. The sphere is larger and more oblate. There are about 20 ribs. The thorns are needle-shaped, white, with red base. The flowers are white. 

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Flower name: Dragon head

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Flower name: Dragon head crown

A plant of the genus Gymnocalyx in the Cactaceae family. It is a dragon head variety with a banded shape. It looks like a cockscomb, with short thorns and a dull skin.

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Flower name: Monster Dragon Ball

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Flower name: Crown of Green

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Flower name: Cuihuangjin

A plant of the genus Gymnocalyx in the Cactaceae family. It is a variegated variety of the Emerald Crown. It is spherical, with distinct edges and needle-like thorns. It is yellow throughout, with green around the growing point. 

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Flower name: Polyanthus floridula
Origin: Brazil and Paraguay. Appearance: oblate to spherical, 10-12 cm in diameter, gray-green in color. With 10-15 low warty protruding ridges. 5-7 thorns around, curved toward the sphere; new thorns are yellow, old thorns are gray-brown. Flowers: Light peach-colored funnel-shaped flowers are produced at the top in spring and summer, 7-8 cm in diameter.  

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Flower Name: Gymnocalycium  baldianum Speg

Other name: Scarlet cactus, a plant of the genus Gymnocalyx in the Cactaceae family. Native to Argentina. Oblate in shape. Full and neat ridges, dark green skin. Needle-like thorns white with slightly red tips. Deep red flowers.

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Flower Name: Gymnocalycium bodenbenderianum (Hosseus ex A.Berger) 

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Flower Name: Gymnocalycium denudarum 

The sea ball is a perennial fleshy herb with a flat ball, about 10 to 15 cm high, with curled thorns attached to the surface of the ball, and white or pink flowers. The flowering period is from spring to early summer, and the fruiting period is from summer to autumn. It likes loose, well-drained sandy loam.

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Flower name: Libra

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Name of flower: Ryokan
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Flower name: Spring and Autumn Pot ( Gymnocalycium ochoterenae subsp.  )
Origin: Southern Argentina. Spring and Autumn Pot looks similar to a thorn. The specific difference depends on experience, because there are too many horticultural hybrid varieties and there is a lot of controversy. Spring and Autumn Pot is a perennial succulent plant of the Cactaceae family. It is flat spherical, 4 to 8 cm in diameter, gray-green to dark green, which is related to the intensity of sunlight. The mature sphere basically has no daughter balls. Spring and Autumn Pot has 1-3 thorns, new thorns are black, and old thorns are grayish white. The flower tube of Spring and Autumn Pot is funnel-shaped, the flowers are beige, cross-pollination, flowering in summer, the fruits are slender, spindle-shaped, dark green, and the seeds are dark brown. When Spring and Autumn Pot blooms, at least half of the sphere of the plant must be exposed to strong light for a day, so that the flower buds are easier to bloom. Spring and Autumn Pot is easy to drop flower buds if it is not well cared for. 

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Flower name: One thorn

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Flower name: Three-thorn Jade

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Flower name: Yingtianmen

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Jadeite is a perennial succulent plant of the Cactaceae family. The plant is spherical, with a diameter of 4 to 8 cm, gray-green to dark green, which is related to the intensity of sunlight. Mature spheres basically have no daughter balls. Jadeite has 4-7 thorns, new thorns are yellow-brown, old thorns are gray-black or black-yellow, there is no middle thorn, the warts are obvious, and the areolas are micro-hairy. The flower tube of Jadeite is funnel-shaped, the flowers are white or off-white, cross-pollination, flowering in summer, the fruits are slender, spindle-shaped, dark green, and the seeds are dark brown. When Jadeite blooms, at least half of the sphere of the plant must be exposed to strong light for a day, so that the buds are easier to bloom. If Jadeite is not well cared for, it is very easy to drop the buds. ====================================================================

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Flower Name: Snake Dragon Brocade
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The plant is large, spherical or tubular. With sharp edges. The thorns are hard and straight, often flat. The thorns are bright in color. The areoles are covered with felt hairs, especially on the top of the ball. The bell-shaped flowers are terminal, yellow or pink. The fruit is densely hairy. There are not many species in this genus, but they are all classic species, which have always been valued by various botanical gardens and enthusiasts. It is produced in Mexico and the southwestern United States.

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Flower Name: Golden Amber (Echinocactus grusonii  Hildm . )

Alias: Ivory Ball, a plant of the genus Echinops in the Cactaceae family. Native to Mexico, it is the most famous representative species of spherical cacti. It is flat to round. It has many neat ridges, with large areoles arranged neatly on the ridges. It has 8-10 golden radial spines, 3-4 hard and slightly curved golden middle spines, and yellow flowers on the top.

 

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Flower name: White-thorn Golden Amber (Echinocactus grusonii var.  albispinus)  
Origin: A white-thorn variant of Golden Amber. Appearance: The whole body is covered with white translucent hard thorns on the emerald green bead, and the top of the sphere is densely covered with light yellow fluff. The whole sphere is clean and flawless, more precious than the original species. Flowers: Golden yellow bell-shaped flowers are produced on the top from spring to autumn, with a flower diameter of 3-4 cm.  

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Flower name: Echinocactus grusonii var.  intentextus, 
a curved thorn variant of Echinocactus grusonii. Appearance: The sphere is covered with golden hard and irregularly curved thorns. The middle thorn is wider and more distinctive than the original species. It is more valuable than the original species and is one of the varieties that enthusiasts are keen to pursue. Flowers: Golden bell-shaped flowers are produced at the top from spring to autumn, with a flower diameter of 3-4 cm.  

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Flower Name: Naked Amber [Short-spined Golden Amber, Thornless Golden Amber] (Echinocactus grusonii var.  inermis) 

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Flower Name: Echinocactus grusonii var. inermis f. cristata 

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Flower name: Echinops sutchuenensis 

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Flower name: Echinocactus grusonii var. intermedius

The short white thorn golden barrel cactus is a variant of golden barrel cactus, a perennial succulent plant. The ball is round and green, solitary or in clusters, with a height diameter of about 15cm. The top of the ball is densely covered with white and yellow wool. There are 12 to 16 obvious ridges. The areoles are densely covered with hard thorns, white and yellow, with 8-10 thorns, 1-3 middle thorns, which are thicker, slightly curved, and 0.8-1cm long. It blooms from June to October, and the flowers grow in the wool clusters on the top of the ball. They are bell-shaped, yellow, and the flower tube is covered with sharp scales.

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Flower name: Golden Amber

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Flower name: Golden Amber (Echinocactus grusonii f. crist)  
, alias: Ivory Ball, a horticultural variety.

 

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Flower name: Lingbo

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Flower name: Long-thorn Lingbo

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Flower name: Short-spined Lingbo

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Flower name: Cuipingwan

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Flower name: Spring Thunder
Origin: Mexico. Appearance: oblate to spherical, old plants are cylindrical, bright green. Ridges with 20-25 tubercles. 6 peripheral thorns, 4 middle thorns, 1 longer in the center; new thorns are reddish brown, old thorns are brown. Flowers: Yellow bell-shaped flowers are produced at the top in spring and summer, with a flower diameter of 4-5 cm. 

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Flower name: Kao Maru

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Flower name: Mouqingqiu

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Flower name: Shenlong Jade 

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Flower Name : Echinocactus horizonthalonius

Taipingwan is the smallest in the genus Echinops, but it is relatively large compared to other cacti. The plant's sphere is mostly gray-green, with 7-13 ridges, and the brown spines are arranged radially. They are relatively long, with rings on the spines. There are 7 side spines, and the middle spine is slightly thicker than the side spines. The middle spine and the side spines are about the same length. Taipingwan has funnel-shaped flowers at the top, blooms in spring, and the flowers are pink, fragrant, and relatively large.

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Flower Name: Blackthorn Taipingwan ( Echinocactus horizonthalonius var. )

Blackthorn Taipingwan is a variant of Taipingwan. The plant's sphere is mostly gray-green, with 7-10 ribs, gray-brown thorns arranged radially, long, with ring marks on the thorns, 4 side thorns, the upper and lower middle thorns are slightly thicker than the side thorns, dark brown, and slightly longer than the side thorns. The top thorns are covered with yellow fluff. Blackthorn Taipingwan has funnel-shaped flowers at the top, blooming in spring and summer, with pink flowers and large flowers. Cross-pollination.

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Flower name: Rock

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Flower name: Spider Ball

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Flower name: Big Dragon Crown

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Flower Name: Echinocactus horizonthalonius 

Hongjianwan is a horticultural variety of Xiaopingwan. The plant ball is celadon-colored, slightly covered with white powder, 7-10 ribs, reddish brown or yellowish brown spines arranged radially, slightly long, with ring marks on the spines, 4-5 side spines, the upper and lower spines are slightly thicker and longer than the horizontal spines, and the spines of Hongjianwan are much shorter than those of Heishi Taipingwan. The top spines are also covered with yellow villi. Hongjianwan has funnel-shaped flowers at the top, blooming in spring and summer, with pink flowers and large flowers. Cross-pollination.

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Flower name: Echinocactus platyacanthus

Native to central and northern Mexico. The ball is 50 cm in size, with a blue-green to gray-green skin, 21-24 straight and neat ridges. The areoles are longitudinally oblong, almost one after another, with 4 small thorns around, 3-4 middle thorns, staggered in a cross, very strong, and yellow-brown. The flowers bloom from the top wool layer, in large numbers, funnel-shaped, 3.5 cm in size, yellow with a silky luster. It can only bloom fully in full sunlight. The fruit is oblong or nearly clavate, 3-5 cm long. This species has a large ball with bright skin color, especially when the thorns are red and the ball is blue when it is young, which is very attractive.