Yellow calamus
(Slender West Lake Park Lakeside Pond Cluster)
Iris in the family Iris is a perennial wet or water root herb, also known as aquatic iris, yellow flower iris. Native to southern Europe, West Asia and North Africa, it has been introduced all over the world.
The yellow calamus plant is tall, with short and thick rhizomes, dense leaf bases, green longsword-shaped, and tapering apex. The flower stem is thick, slightly higher than the leaves, with obvious longitudinal edges, upper branches, and the stem leaves are shorter and narrower than the basal leaves; 3-4 bracts, green, membranous, lanceolate, tapering apex, yellow flowers; The outer flowers are lobed ovoid or inverted ovate, and the inner flowers are lobed with smaller lobes and inverted lanceolate. The capsules are elongated, the seeds are brown, and angular. The flowering period is from May to June, and the fruit period is from June to August.
Slender West Lake Park plants yellow calamus bushes in the shallow water area of the lakeside pool or dotted next to the waterside stones, which can be viewed both leaves and flowers, and the flowers are yellow and beautiful.
Cattails
(Cluster planting near the lake shore of the Lotus Xiang Bridge in the Baita Scenic Area, and cluster planting in the shallow water area of Jinquan Huayu Island in the Wanyuan Garden)
Cattails of the family Cattails is a perennial aquatic root herb, also known as cattail grass and water candle grass. It is found in Europe, North America, Oceania and northern Asia. It has an aboveground false stem and an underground rhizome, a multi-whiskered root, a milky rhizome, a thick stem on the ground, an upright water outlet, and a thinning upward, 1.5 to 2.5 meters high. The leaves are alternate in two rows, narrow and linear, smooth and hairless, flattened on the upper part, slightly concave in the lower ventral surface, convex in the back gradually raised, and semicircular in cross-sectional; Leaf sheath holding stem. The flowers are yellow-green, unisexual, spike-like inflorescence, candle-like, 2 to 8 bracts, early fall, slender, cylindrical, female spikes yellow, located in the lower part, separated by 2 to 15 cm in the middle, up to 50 cm in length, the upper male flower spikes are 20 cm long, and the flowers are scaly or hairy. The fruit is small nuts, and the spikes are candle-like and ochre brown. The flowering and fruiting period is from May to August. Cattails are the raw materials for the manufacture of artificial cotton and paper, and the leaves and false stems can be woven into puddles and mats.
Slender West Lake Ten Thousand Garden Pool, Lake Cluster Planted Cattails, whenever in the summer, the cattails flower, spike-shaped inflorescences are candle-shaped, so it is named water candles.
Re-force flowers
(Wanhuayuan Jinquan Huayu Western Waters)
Arrowroot Kotalya is a perennial aquatic herb, also known as water arrowroot, water lotus banana, Thalia, is a tropical plant native to the southern United States and Mexico. Named in honor of the German botanist Johanny Sell: Thalia dealbata (Latin name) leaves are ovate lanceolate, emerald green, shaped like banana leaves, compound inflorescences are higher than the leaf surface, the peduncle can be more than 2 meters high, the flowers are small, and the flowers are purple and viola. The whole plant is covered with white powder. Zaili flower also has the effect of purifying water quality, and is an important water landscape flower.
Slender West Lake Park is planted in a pond or wetland near the Archway of Jinquan Huayu Water in Wanyuan Garden, forming a unique water landscape.
Barracuda grass
(Wanhuayuan Jinquan Huayu Western Waters)
Barracuda in the family Lycaenidae is a perennial aquatic or wet herb. Aliases: North American barracuda, sea life. It is native to North America and is distributed in China. The plant is 80 to 150 cm tall, and the rhizome is whisker-shaped adventitious with most of the root hairs. The underground stem is thick , yellowish brown , with bud eyes , and the stems are overgrown with leaves. The petiole is green, cylindrical, broad-hearted at the base of the leaf, and tapering at the end. The leaves are large, dark green, and varied in shape, mostly inverted ovate lanceolate. The flowers are erect, usually above the leaf surface, spike-like inflorescences are apical, the florets are dense, more than 200 flowers, blue-purple with yellow spots, the flowers are lobed with 6 lobes, nearly round, and the base of the lobes is connected as a cylindrical. The fruit is green at the beginning and brown after ripening; The peel is hard and the seeds are oval in shape. The flowering period is from May to October. In slender West Lake Wan Garden, it is planted in a shallow pool or pond to decorate the water features.
water chestnut
(Park Attractions Lake Pond)
Rhombus is an annual floating-leaved aquatic herb, also known as wind ling, wuling, rhombus, coriander, coriander, fern. It is native to southern China and the warmer regions of Asia and Africa, and is widely distributed, but it is wild in most countries and regions, and only China and India cultivate and utilize it.
The Qi Min Zhi Shu records that the Taihu Lake Basin is also known as Qi Shi, Ling Jiao, Dragon Horn and Water Chestnut. The taproot of the diamond is weak, about a few feet long, protruding into the mud under the water. It has the effect of fixing plants and absorbing nutrients, the slender stems are completely submerged in the water, and the branches and "whiskers" on them can also play an absorption role. The leaves are divided into two categories, floating water leaves alternately, clustered at the top of the main stem or branch stem, spiraling inlay arranged on the surface of the water into a lotus seat-like diamond disc, the leaves are diamond round or triangular diamond circle, each rhombus disc has 40-60 leaves, the petiole is coarse and fat, the middle is expanded into an air sac, so that the leaves can float on the water, and the leaves that sink in the water are narrow and linear, without petioles and leaves. In late summer and early autumn, a small flower blooms in the axils, white or reddish-white, and after fertilization, the flower bends downwards and submerges into the water, and the long fruit is actually a nut, that is, "Ling". The equal piece develops into a hard angle of the diamond, which is divided into angleless diamond, triangle diamond and four-corner diamond according to the presence or absence of the angle. The color of the young fruit is green, red or purple, the hard shell becomes black after aging, the flesh is milky white, and the edible part is the fat cotyledon of the seed.