Originating in India, Indonesia. Basal leaves. Leaves linear lanceolate, long 8-50 cm, 3 ~ 5 mm wide, top? Xin pointed, base the Ministry is narrowing was green or olive green, sometimes red. Plants in the aquarium, the hardness is slightly lower. Fruit long cylindrical. The flowers and fruits in summer and autumn. When planted, there should be enough light. Weak alkaline water quality, water temperature 22-28 C. Once you do, you should not move. In the underground a long stem lateral bud propagation. As a general medium of grass.
To be native to Africa. Rhizome thick, with about 20 cm long, dark green leaves. Growth, will be the direction of the horizontal or inclined to grow a thick leaf, especially eye-catching in the aquarium. Suitable for a weak base weak acid water, the water temperature of 24 ~ 26 DEG C. Is aquatic fern is strong. Moderate light looks the most beautiful. Because in longer than rock or driftwood, so it can be grown in the above aquarium, pinnate leaves will extend to the oblique direction, the aquarium in the composition more features.
Native to Brazil. Stems from 3 to 5 segments of the needle like leaves, while the parietal yellow to pale red. If the planting condition is excellent, will become a beautiful circle shape. Are not easy to cultivate one of the varieties of plants, the condition is not HERSHEY’S will stop growing for a long time. Suitable for neutral a weak acid water quality, water temperature 20 ~ 30 C, and applied to the amount of fertilizer, carbon dioxide will grow well. Every 2-3 days to replace the 1/3 water in the aquarium, the growth is also very helpful.