Coleus H67 Triangular Lobed Leaves Asexual Propagation

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Solution Overview

Problem

There is a need for a new and distinct variety of Coleus that retains its unique characteristics through asexual propagation, offering a visually appealing leaf shape and color combination that differs from existing varieties.

Innovation Solution

The development of Solenostemon sp. 'H67', which is the result of four generations of open pollination, featuring triangular-shaped leaves with deep lobes, yellow-green color with purple margins, and purple centers, specifically bred and asexually propagated to maintain its distinctive traits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If asexual propagation is used to maintain unique characteristics, then the distinctive traits are preserved, but the genetic diversity is reduced

Engineering Contradiction:
Improveretention of distinctive characteristicsVSAvoidgenetic diversity
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The patent employs asexual propagation through vegetative cuttings to create exact copies of the parent plant 'H67', preserving its distinctive triangular leaf shape, deep lobes, and coloration patterns. This copying mechanism ensures that the unique characteristics are maintained across multiple generations without the variability introduced by sexual reproduction.

Inventive Principle:
Principle #26Copying

2Shape

If leaf size is increased for visual appeal, then aesthetic appeal is improved, but the plant size becomes larger

Engineering Contradiction:
Improveleaf shape and lobingVSAvoidoverall plant size
Core Design Contradiction:
ShapeVSVolume of moving object

Solution Approach 1:

The patent applies local quality by creating deeply lobed triangular leaves where the leaf blade itself is modified with specific geometric patterns (8-20 lobes per leaf) while maintaining controlled overall plant dimensions. The leaf structure is optimized locally for aesthetic appeal through precise lobing and coloration, rather than uniformly increasing the entire plant size.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUSPP25164P3Coleus plant named `H67`
Publication Date: 2014.12.09 UNIVERSITY OF SASKATCHEWAN
  • USPP25164P3 patent drawing
  • USPP25164P3 patent drawing

AI summary

A Coleus plant particularly distinguished by triangular leaves with many deep lobes and yellow-green leaves with purple margins, is disclosed.