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Chart illustrating leaf morphology terms. The following terms are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (a single leaf blade or lamina) or compound (with several leaflets). The edge of the leaf may be regular or irregular, may be smooth or bearing hair, bristles or spines.
Description. Poa pratensis is a herbaceous perennial plant 30–70 centimetres (12–28 in) tall. The leaves have boat-shaped tips, narrowly linear, up to 20 centimetres (8 in) long and 3–5 millimetres (0.12–0.20 in) broad, smooth or slightly roughened, with a rounded to truncate ligule 1–2 millimetres (0.039–0.079 in) long.
The leaves are in opposite pairs, 5–10 centimetres (2.0–3.9 in) long and broad, three- to five-lobed, the lobes with a serrated margin, and the leaf surface has a fuzzy texture. There is a diverse manifestation of autumn color with this species from pale yellow to bright yellow to orange or pink, rose, or red-purple depending on the light ...
Description. [edit] Sagittaria latifolia is a variably sized perennial that may reach as much as 150 centimeters (5 ft) in height, [ 7 ] but is more typically 60–120 cm (24–47 in). [ 8 ] The plants often grow together in crowded colonies and spread by runners (stolons) at or just under the soil surface.
Liriodendron tulipifera —known as the tulip tree, [a] American tulip tree, tulipwood, tuliptree, tulip poplar, whitewood, fiddletree, lynn-tree, hickory-poplar, and yellow-poplar —is the North American representative of the two- species genus Liriodendron (the other member is Liriodendron chinense). It is native to eastern North America ...
It's grown for its leaves and is thought to originate in the eastern Mediterranean. The most common varieties include flat leaf (Italian), curly, and root or Hamburg parsley, the latter of which ...
Coreopsis lanceolata is a perennial plant sometimes attaining a height of over 60 cm (2 ft). The plant produces yellow flower heads singly at the top of a naked flowering stalk, each head containing both ray florets and disc florets. [6] Each flower measures 5–8 cm (2–3 in) across. Basal leaves are typically narrow, lance-shaped, and 5–15 ...
Botanical illustration (1885) Common chicory (Cichorium intybus) [3] is a somewhat woody, perennial herbaceous plant of the family Asteraceae, usually with bright blue flowers, rarely white or pink. Native to Europe, it has been introduced to the Americas and Australia. [4] Many varieties are cultivated for salad leaves, chicons (blanched buds ...