Philadelphus x virginalis 'Miniature Snowflake' is commonly known as?

The correct name for Philadelphus x virginalis 'Miniature Snowflake' is indeed commonly recognized as "Miniature Snowflake Mock Orange." This name is derived from both the species name and the cultivar designation. Philadelphus, known as Mock Orange due to its aromatic flowers reminiscent of orange blossoms, includes this particular variety that is specifically bred for its compact size and plentiful, fragrant white blooms.

The inclusion of "Miniature" in the name reflects its smaller stature compared to other varieties of Mock Orange, making it suitable for smaller gardens or landscapes. The term "Mock Orange" aptly describes the plant's characteristic flowers, which, while not belonging to the citrus family, evoke a similar fragrant quality.

Other variations in the answer choices, such as "Snowflake Orange" or "Evergreen Mock Orange," do not accurately convey the true identity of this specific cultivar or describe its characteristics, making "Miniature Snowflake Mock Orange" the most precise and accepted common name for this plant.