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Eggs on underside of squash plant's leaf Squash bug eggs on the underside of yellow crookneck squash leaves Nymphs of several instars, on squash Squash bugs including a Sphecidae wasp investigating them and a feather-legged tachinid fly quickly depositing another egg on one of them. Mating pair of squash bugs.
Cucurbita palmata is a sprawling vine with rough, stiff-haired stems and leaves. The dark green, light-veined leaves are sharply palmate with usually five long triangular points. These vines spring up from a perennial tuber weighing up to two hundred pounds ( 91 kilograms). [5] The stiff, curling yellow flowers are 6 to 8 centimeters wide.
The yellow or orange flowers on a Cucurbita plant are of two types: female and male. The female flowers produce the fruit and the male flowers produce pollen . Many North and Central American species are visited by specialist bee pollinators , but other insects with more general feeding habits, such as honey bees , also visit.
The Cucurbitaceae (/ k j uː ˌ k ɜːr b ɪ ˈ t eɪ s iː ˌ iː /), [2] also called cucurbits or the gourd family, are a plant family consisting of about 965 species [3] in 101 genera. [4] Those of most agricultural, commercial or nutritional value to humans include: [citation needed] Cucurbita – squash, pumpkin, zucchini (courgette), some ...
The reduction of chlorophyll production in leaves due to decreased sunlight in the autumn explains why some leaves turn yellow. However, the yellow color can attract aphids, so some trees turn the leaves red instead by injecting a bright pigment. [8] The loss of chlorophyll may also contribute to the abscission process. [citation needed]
Crookneck squash, also known as yellow squash, is a cultivar of Cucurbita pepo, [3] the species that also includes some pumpkins and most other summer squashes. The plants are bushy [ 3 ] and do not spread like the plants of winter squash and pumpkin. [ 4 ]
Its leaves resemble fig leaves, hence its Latin species name ficifolia, which means fig leaf. The plant is monoecious with imperfect flowers (meaning its flowers are either male or female but both sexes can be found on the same plant) and are pollinated by insects, especially bees. The color of the flowers is yellow to orange.
Straightneck squash is a cultivated variety of Cucurbita pepo grown as a type of summer squash that is usually yellow-colored. It is also known as yellow squash , though other squashes, such as crookneck squash , may also be known by that name. [ 1 ]