Lagerstroemia speciosa

Details of factory index table (92 factories)

Suqian, Ginkgo biloba, Phoebe bournei, Pinus massoniana, Pinus japonica, Pinus armandii, Pinus yunnanensis, Metasequoia glyptostroboides, Cunninghamia lanceolata, Cedar, Pinus thunbergii, Platycladus orientalis, Sabina vulgaris, Cedar japonica, Sabina vulgaris, Podocarpus yunnanensis, Cephalotaxus fortunei and Taxus chinensis. Taxus mairei, Dendrobium, Cephalotaxus fortunei, Cephalotaxus japonica, Cephalotaxus fortunei.

Magnolia grandiflora, Chimonanthus praecox, Hibiscus, Prunus cerasifolia, Michelia alpina, Rhododendron, Osmanthus fragrans, Cinnamomum cassia, Magnolia grandiflora, Elm, Cinnamomum camphora, Ilex microphylla, Cinnamomum camphora, Berberis purpurea, Mahonia microphylla, Mahonia microphylla, Camellia oleifera and Qiu Er. Toosendan Fructus, Acer truncatum Bunge, Buxus macrophylla, Buxus macrophylla, Populus tomentosa, Eucommia ulmoides, Phyllostachys pubescens, Phyllostachys pubescens, Palm, Bambusa, Pukui, Buxus macrophylla, Ligustrum lucidum, Illicium verum, Wisteria, grapes, Parthenocissus tricuspidata, etc.

1, gymnosperms

2. Trees, tall trees

3, deciduous trees, the main branches spread obliquely, nearly whorled.

4. There are long branches and deciduous short branches, big branches spread obliquely, rotate irregularly, branchlets droop, opposite or nearly opposite, leaf interaction strategy, two rows of feathers, falling off with buds in winter, Metasequoia glyptostroboides.

4. The main branches are inclined, nearly whorled, with long and short branches, fan-shaped leaves, alternate long branches, short branches, wind-blown flowers and dioecious plants. ......................................................................................................................

3. evergreen tree

5. Leaves are strip leaves without scales.

6. Leaves alternate spirally.

7. The crown of the tree is tower-shaped, with distinct layers, large branches rotating and spreading, and leaves of type II. ...........................................................................................................................................

7. Needle-shaped, needle-shaped or scaly.

8. Branchlets droop, dioecious, and several plants are the same.

9. The top of the leaf is gradually pointed, and there is a white powder belt with a wide green edge on both sides of the midvein of the leaf, which meets at the top ... Juniper.

9. The bark is green and smooth, the apex is gradually pointed, the stomata are below the leaf surface, and the midvein is raised above it ... Cephalotaxus fortunei.

8. The bark naturally falls off, and the veins or main veins are obvious.

10, the bark is thin and scaly, without lateral veins, with aril, covered with white powder, and the stalk is red or purple.

10, strip bark, reddish endothelium, flat branches, sub-whorled branchlets, brown scales, triangular oval shape.

6. Leaves alternately opposite or sub-whorled.

1 1, with long and short branches and clustered leaves on the upper branches. ........................................................................................................................................

1 1, leaf base sickle-shaped, arranged in two rows, with aril.

5. The leaves are needle-shaped leaves, or have scales, thorns and nutritious leaves.

12, the trunk is unbranched or less branched, with large pinnate vegetative leaves, brown scales, rough hair and dioecious plants.

12, the trunk is branched, and the leaves are needle-shaped leaves.

13, needle-shaped leaves, no scales,

14. Branches are nearly whorled or irregularly whorled, leaves are spirally arranged, and seeds have wings.

15, with long and short branches, annual branches hairy, short branches gray, short branches clustered, and a few dioecious plants are the same. ......................................................................................................................

15, leaves are arranged in nearly five rows spirally, bract scales are combined with pearl scales, and seeds have narrow wings at the edge. ....................................................................................................................................

14, two or more needles are inserted in a bundle, which is conical, oval or rectangular.

16, two needles in a bunch, rarely three needles in a bunch.

17, dry bark is reddish brown, cones are oval, stalks are short, seed scales are flat, and seeds have wings 1.5 cm. ....................................................................................................................

17, flat branches, short and large needles, oval cones, slightly thick scales, slightly concave scales and umbilicus, short spines, gray-brown seeds with slightly dark spots. ...................................................................................................

16, three needles in the needle, more than three needles.

18, a bundle of three needles ..........................................