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The flower head is about 5 cm (2 in) across [9] and each is surrounded by green bracts which are longer than the petals (technically, the ligules of the ray flowers). The flowers are like that of Tragopogon pratensis, but are larger and dull purple, 3–5 cm (1 + 1 ⁄ 4 –2 in) across. The flowers are hermaphroditic and pollination is by insects.
A ray flower is a two- or three-lobed, strap-shaped, individual flower, found in the head of most members of the Asteraceae. [ 15 ] [ 16 ] The corolla of the ray flower may have two tiny, vestigial teeth, opposite to the three-lobed strap, or tongue, indicating its evolution by fusion from an ancestral, five-part corolla.
This page was last edited on 3 June 2014, at 16:59 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply ...
A spike, usually pendulous, in which the mostly small flower s are unisexual and without a conspicuous perianth, e.g. in willows, poplars, oaks, and casuarinas. The individual flowers often have scaly bract s and are generally wind-pollinated. Catkins are usually shed as a unit. caudate Having a narrow, tail-like appendage or tip, e.g. a drip tip.
The ray flowers at the edge of the flowering head usually number from eight to fifteen, but may occasionally number as many as twenty-one. The petals are showy, 5–20 mm (1 ⁄ 4 – 3 ⁄ 4 in) long and fairly wide, 3–8 mm (1 ⁄ 8 – 5 ⁄ 16 in). [6] Both the ray and the disc flowers are predominantly bright yellow in color. [7]
Cyphanthera albicans is an upright shrub to 3 m (9.8 ft) high, greyish, branches covered densely in short, matted hairs or soft, short hairs. Older leaves are oval to elliptic or more or less egg-shaped, 5–45 mm (0.20–1.77 in) long, 1.5–7 mm (0.059–0.276 in) wide, lamina covered densely in short matted hairs, younger leaves up to 13 cm (5.1 in) long and 4 cm (1.6 in) wide.
Enjoy a classic game of Hearts and watch out for the Queen of Spades!
The plant generally produces one flower head per stem, up to 10 per plant, present between June and August. [4] Each head has 15–44 ray flowers and 150–400 disc flowers. [5] The seeds are five-sided with narrow scales at the tip. [4] The species has the largest flowers of any in its genus, hence the specific epithet grandiflora (large ...
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