crop cucumber cucumis sativus Cucurbitaceae England english glasshouse Great Britain greenhouse plant salad Sussex vegetable vine cool cooling creeping-vine cultivars cyclindrical elongated fresh fruit gourd healthy nutritious salad-vegetable salads skin slicing smooth tapered tapered-ends uncut variety whole cut slice sliced slices appearance bumps bumpy crisp crunchy cucumis-sativus firm green Kirby-cucumbers mild pickle pickling pickling-cucumbers short stubby baby-cucumbers baby-qukes burpless-cucumbers continental-cucumbers culinary-vegetables garden-cucumbers green-cucumbers hot-house-cucumbers