Compact Philodendron Variegation Stable Across Propagation
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Solution Overview
Problem
Existing Philodendron cultivars lack unique foliage variegation patterns and compact growth habits that are stable under various environmental conditions, limiting their commercial appeal and adaptability.
Innovation Solution
A novel Philodendron cultivar named 'WHIWAMIN' is developed through a spontaneous mutation, exhibiting stable compact growth and distinctive variegated foliage characteristics, including white juvenile and dark green mature foliage patterns, which are maintained across varying environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If existing Philodendron cultivars are used, then general foliage growth is achieved, but unique foliage variegation patterns and compact growth habits are not stable
Solution Approach 1:
The patent applies parameter changes by selecting and propagating a specific mutation (WHIWAMIN) that has undergone genetic parameter changes from the parent 'White Wave' cultivar. This mutation exhibits stable compact growth habit and distinctive variegation patterns (white juvenile foliage with green mottling, dark green mature foliage with white suffusion) that have been maintained through asexual reproduction by division and meristematic tissue culture, resolving the contradiction between stability and adaptability
2Adaptability or versatility
If spontaneous mutations are selected, then unique foliage characteristics are achieved, but propagation stability must be verified
Solution Approach 1:
The patent applies copying by using asexual reproduction methods (division and meristematic tissue culture) to create exact genetic copies of the mutated plant WHIWAMIN. Through four subsequent generations of asexual reproduction, the unique features (compact growth, variegation patterns) have been proven stable and true to type, confirming propagation stability while maintaining the unique foliage characteristics discovered through spontaneous mutation
Data Source
AI summary
‘WHIWAMIN’ is a distinctive Philodendron plant which is characterized by the combination of a small stature, a compact growth habit with an abundance of uniquely variegated foliage, white juvenile foliage that is suffused and mottled with green in between the lateral veins, dark green mature foliage with white suffusion immediately adjacent to the lateral veins, and the uniformity and stability of these characteristics from generation to generation.