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In contrast, most other spermatophytes—that is, gymnosperms, monocots and paleodicots—have monoculcate pollen, with a single pore located in a groove called a "sulcus". [ 2 ] [ 8 ] The gynoecium of Pentapetalae plants is usually composed of five carpels joined together, although gynoeciums formed by three carpels are also quite common.
A single cream-coloured flower about 3 mm (0.1 in) long and 3–5 mm (0.1–0.2 in) wide is borne on a thread-like flowering stem 10–15 mm (0.4–0.6 in) long. The sepals and petals spread widely, the sepals about 3 mm (0.1 in) long and 2 mm (0.08 in) wide, the petals about 2 mm (0.08 in) long and 0.5 mm (0.02 in) wide. Flowering occurs from ...
A single cream-coloured to pale pink fower about 6 mm (0.2 in) long and wide develops in a leaf axil. The sepals and petals do not spread widely and are about 3 mm (0.1 in) long and 2 mm (0.079 in) wide, the petals about half as wide as the sepals. The labellum is about 6 mm (0.2 in) long, 2.5 mm (0.1 in) wide with three lobes.
Close-up of flowers of Phyteuma orbiculare. Phyteuma orbiculare reaches on average 20–50 centimetres (7.9–19.7 in) of height. A deep blue, almost purple wildflower that is not as it seems: each head, rather than being a single bloom, is actually a collection of smaller ones, huddled together.
Diagram of flower parts. In botany, floral morphology is the study of the diversity of forms and structures presented by the flower, which, by definition, is a branch of limited growth that bears the modified leaves responsible for reproduction and protection of the gametes, called floral pieces.
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Hyacinthoides non-scripta / ˌ h aɪ ə s ɪ n ˈ θ ɔɪ d iː z n ɒ n ˈ s k r ɪ p t ə / (formerly Endymion non-scriptus or Scilla non-scripta) is a bulbous perennial plant found in Atlantic areas from the north-western part of the Iberian Peninsula to the British Isles, and also frequently used as a garden plant.
Thelymitra pulcherrima, commonly called the northern Queen of Sheba, [2] is a species of orchid in the family Orchidaceae and endemic to the south-west of Western Australia.It has a single erect, spiral, dark green leaf with a purplish base and up to seven glossy, variegated flowers with the sepals and petals differing in colour.