RUDBECKIA

Descriptors
Category: COMMENT
  1. Invasiveness (INVASIVE) Characteristics of invasiveness
  2. Primary use (PRECUSE) Primary recommended use
  3. Secondary use (SRECUSE) Secondary recommended use
Category: DISEASE
  1. Disease-Aster Yellows (DISEASEAY) Resistance to aster yellows phytoplasma; proportion of asymptomatic plants when grown under field conditions
  2. Disease-Downy Mildew (DISEASEDM) Resistance to downy mildew; proportion of asymptomatic plants when grown under field conditions
  3. Disease-Leaf Spot (DISEASELS) Resistance to fungal and/or bacterial leaf spot diseases; proportion of asymptomatic plants when grown under field conditions
  4. Disease-Powdery Mildew (DISEASEPM) Resistance to powdery mildew; proportion of asymptomatic plants when grown under field conditions
  5. Disease-Wilt (DISEASEWILT) Resistance to root and stem rots and wilts; proportion of asymptomatic plants when grown under field conditions
Category: FLWR-FRUIT
  1. Capitulum arrangement (CAPITARRANGE) Arrangement of capitula on the plant
  2. Capitulum composition (CAPITCOMP) Capitulum composition; disc florets (discoid), or discs and ray florets (radiate)
  3. Capitulum diameter (CAPITDIAM) Diameter of fully expanded primary capitula excluding rays or phyllaries, measured in mm from above
  4. Disk flower color (DISKFLWCOLOR) Color of disk flower corollas
  5. Flower head diameter (FLWHEADDIAM) Diameter of fully expanded primary capitula including rays measured in mm
  6. Ray flower color (RAYFLWRCOLOR) Color of ray flowers measured as a percentage in mixed populations
  7. Ray flower length (RAYFLWRLENGTH) Mean length of rays measured in mm
  8. Ray flower number (RAYFLWRNUMBER) Number of ray flowers per flower head, taken from flower with most rays and estimated for values over 30
  9. Ray flower shape (RAYFLWRSHAPE) Shape of ray flower measured at anthesis when rays are fully expanded
  10. Ray flower spot (RAYFLWRSPOT) Is proximal maroon splotch present on ray flowers
  11. Ray width (RAYWIDTH) Mean ray width measured in mm
Category: GROWTH
  1. Plants flower first year from seed (FLWRFIRSTYR) Will plants flower the first year from seed
  2. Growth habit (GRWTHHABIT) Predominant growth habit/form of plant
  3. Life form (LIFEFORM) Life form, duration of life
  4. Plant height (PLANTHT) Height of plant measured in cm, recorded at time of seasonal maximum height
  5. Plant width (PLANTWIDTH) Width of plant measured in cm, recorded at time of seasonal maximum width
Category: MORPHOLOGY
  1. Basal leaf length (BASALLFLENGTH) Length of largest basal or rosette leaf on plant measured in cm. Only measured on plants with rosette basal foliage growth
  2. Basal leaf lobing (BASALLFLOBE) Basal or rosette leaf lobing; only measured on plants with compact, basal foliage
  3. Basal leaf margin (BASALLFMARGIN) Margin of basal leaves; only measured on plants with compact, rosette growth
  4. Basal leaf pubescence (BASALLFPUBESC) Pubescence presence on upper leaf surface
  5. Basal leaf shape (BASALLFSHAPE) Basal or rosette leaf shape; only measured on plants with compact, rosette growth
  6. Basal leaf width (BASALLFWIDTH) Width of largest basal or rosette leaf on plant measured in cm; only measured on plants with rosette basal foliage growth
  7. Cauline leaf length (CAULLFLENGTH) Length of largest cauline leaf on plant measured in cm
  8. Cauline leaf lobing (CAULLFLOBE) Lobing of cauline leaves
  9. Margin of cauline leaves (CAULLFMRGN) Margin of cauline leaves
  10. Cauline leaf pubescence (CAULLFPUB) Is pubescense present on upper leaf surface
  11. Cauline leaf shape (CAULLFSHAPE) Shape of largest cauline leaf
  12. Cauline leaf width (CAULLFWIDTH) Width of largest cauline leaf on plant measured in cm
  13. Cut stem length (CUTSTMLENGTH) Length of primary capitulum branch to first subtending branch measured in cm
  14. Leaf color (LFCOLOR) Color of upper leaf surface
Category: PHENOLOGY
  1. Peak flowering (PEAKFLOWER) Date of peak flowering
Category: PRODUCTION
  1. Seed dormancy (SEEDDORMANCY) Is seed stratification required for germination
Category: QUALITY
  1. Attractiveness (ATTRACTIVE) Overall attractiveness of the plant and flower combination
  2. Bloom quality (BLOOMQUALITY) Quality of bloom
  3. Cut flower longevity (CTFLWRLIFE) Longevity of cut stems in water measured in days; stems cut in morning and placed in distilled water at 70F with lights; terminated at first ray flower drop
  4. Cut flower stem senescence (CUTSTMSENESCE) Primary symptom of cut flower senescence
  5. Flower profusion (FLWRPROFUSE) Profusion of flowers measured at peak flowering
  6. Fragrance (FRAGRANCE) Attractiveness of fragrance, if any
  7. Lodging (LODGING) Visual rating of plants leaning or lodging due to wind, rain, excessive growth, etc.
Category: STRESS
  1. Winter hardiness (WINTERHARDY) Plants successfully overwintering in field between first and second field season (percent)