Chromium OS. Chromium OS is an open-source project that aims to build an operating system that provides a fast, simple, and more secure computing experience for people who spend most of their time on the web. Here you can review the project's design docs, obtain the source code, and contribute.
1 Common orange â There are many varieties of common orange and it is widely grown. 2  The most common varieties of common oranges are the Valencia, Hartâs Tardiff Valencia, and the Hamlin, but there are dozens of other types.
The twigs on many orange cultivars are thorny. Orange blossoms are white, very fragrant, and arranged in clusters of 1-6. They bloom in spring and give rise to oranges the following autumn or winter. Last year's oranges often are still on the trees when the new flowers are blooming.