Lactuca alpina is a perennial herbaceous member of the Asteraceae, native to upland and mountainous parts of Europe. It is commonly called alpine sow-thistle or alpine blue-sow-thistle and belongs to the genus Lactuca. Plants are perennial and herbaceous in habit and flower in summer. Flowering in the UK occurs from June to August.

Alpine sow-thistle (Lactuca alpina) is a perennial herb native to upland and mountainous parts of Europe that flowers from June to August.

https://en.wikipedia.org/wiki/Cicerbita_alpina

Cicerbita is a genus of flowering plants in the family Asteraceae, native to Asia and Europe. They are known commonly as blue sow thistles.

Lactuca alpina

Alpine sow-thistle, alpine blue-sow-thistle | Lactuca alpina

Lactuca bourgaei is a wild lettuce in the family Asteraceae, native to parts of the Caucasus and neighbouring regions. It occurs naturally in Krasnodar, the North Caucasus, Severo-Osetiya, Adzhariya, Armenia, Abkhaziya and Georgia. In the UK it flowers from June to August. Interest in this species is primarily botanical and regional rather than horticultural.

Lactuca bourgaei, a wild lettuce native to the Caucasus region, flowers in the UK from June to August.

Lactuca, commonly known as lettuce, is a genus of flowering plants in the family Asteraceae. The genus includes at 117 recognized species, distributed worldwide, but mainly in temperate Eurasia.

Lactuca bourgaei

Lettuce | Lactuca bourgaei

Lactuca plumieri is a species of Lactuca in the daisy family Asteraceae, recorded from several south‑central European countries. It is known primarily by its botanical identity rather than a distinctive garden form. In the UK it flowers between June and August. Its recorded native range spans France, Spain, Switzerland, Germany, Andorra, Montenegro, Bulgaria and Macedonia.

Lettuce Lactuca plumieri is a species of Lactuca native to parts of Europe and flowers in the UK from June to August.

Lactuca plumieri

Lettuce | Lactuca plumieri

Lactuca saligna is an annual in the Asteraceae that forms clumps of deciduous foliage. It flowers from June to August with pale yellow ray florets. It prefers full sun in a neutral loam that stays moist but drains freely. Treat it as half-hardy (H2) in the UK and site it where exposure can be either sheltered or exposed.

Least Lettuce (Lactuca saligna) is a clump-forming annual that flowers June to August and prefers full sun and moist, neutral loam.

Lactuca saligna

Least Lettuce (Lactuca saligna) | Annual lettuce

Lactuca sativa 'Anguilla' is an annual, clump-forming lettuce cultivar in the Asteraceae. It has deciduous foliage and flowers between June and August. It grows best in full sun on neutral loam that is kept moist but well-drained and suits both exposed and sheltered positions. Its hardiness is H2 (half-hardy), so it benefits from frost protection through the coldest weeks.

Lactuca sativa 'Anguilla' is an annual, clump-forming lettuce for full sun in neutral loam and flowers June to August.

Lactuca sativa 'Anguilla'

Lactuca sativa 'Anguilla' | Patio lettuce

Lactuca sativa 'Bastille'PBR is a clump-forming annual lettuce with a compact habit suited to beds and containers. It prefers full sun and a neutral loam that stays moist but is well-drained. The foliage is deciduous and the plant is rated H2 (half-hardy). Flowering occurs June to August.

Lettuce 'Bastille' is a clump-forming annual for full sun on neutral loam that flowers June to August.

Lettuce is an annual plant of the family Asteraceae mostly grown as a leaf vegetable. The leaves are most often used raw in green salads, although lettuce is also seen in other kinds of food, such as sandwiches, wraps and soups; it can also be grilled.

Lactuca sativa 'Bastille'PBR

Lettuce 'Bastille' | Lactuca sativa 'Bastille'PBR

Lactuca sativa 'Doppler' is a clump-forming annual lettuce in the Asteraceae grown for its edible leaves. It carries deciduous foliage and performs best in full sun on loam with a neutral pH, kept moist but well-drained. As a half-hardy (H2) annual it is suitable for open ground, containers or greenhouse culture and will flower from June to August. Use it in bedding, patio pots or a conservatory where rapid leaf production is required.

Lettuce 'Doppler' (Lactuca sativa 'Doppler') is a clump-forming annual for full sun in neutral loam, ideal for containers, bedding or greenhouse growing.

Lactuca sativa 'Doppler'

Lettuce 'Doppler' (Lactuca sativa 'Doppler')

Lactuca sativa 'Habanera'PBR is a cultivated lettuce in the family Asteraceae grown for its edible foliage. It is a named cultivar of the genus Lactuca used primarily as a salad leaf. Plants will produce flowers in the UK between June and August. Harvest is taken from the leaves rather than any ornamental feature.

Lettuce Lactuca sativa 'Habanera'PBR provides harvestable salad leaves and flowers in the UK from June to August.

Lactuca sativa 'Habanera'PBR

Lettuce (Lactuca sativa 'Habanera'PBR) | Salad leaves

Lactuca sativa 'Kigalie'PBR is a lettuce cultivar grown for its edible leaves. It belongs to the Asteraceae family and the genus Lactuca. The leaves are most often eaten raw in green salads, with additional uses in sandwiches, wraps and soups. Flowering occurs in the UK from June to August.

Lettuce (Lactuca sativa 'Kigalie'PBR) is an annual leaf vegetable grown for salad leaves and used raw in salads, sandwiches and wraps.

Lactuca sativa 'Kigalie'PBR

Lettuce (Lactuca sativa 'Kigalie'PBR)

Lactuca sativa 'Volare'PBR is a named lettuce cultivar (genus Lactuca) in the family Asteraceae, grown for its edible leaves. Lettuce is an annual leaf vegetable most often eaten raw in salads and also used in sandwiches, wraps and soups. This cultivar flowers in the UK between June and August. Stems and seeds are sometimes used in other varieties, and some forms are cultivated specifically for their stems (celtuce).

Lettuce (Lactuca sativa 'Volare'PBR) is a leaf lettuce cultivar grown for salads, with flowering in the UK from June to August.