Table 3 Frequency distribution for the measured qualitative morphological characters in the studied P. microcarpa accessions
From: Morphological and pomological diversity of wild Prunus microcarpa Boiss. germplasm
Character | Frequency (no. of accession) | |||||||
|---|---|---|---|---|---|---|---|---|
0 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | |
Tree growth habit | - | Weeping (18) | Spreading (12) | Open (21) | Semi-erect (17) | Erect (13) | - | - |
Tree growth vigor | - | Low (23) | Moderate (39) | High (19) | - | - | - | - |
Tree height | - | Low (26) | Moderate (30) | High (25) | - | - | - | - |
Branching | - | Low (21) | Moderate (37) | High (23) | - | - | - | - |
Branch density | - | Low (18) | Moderate (42) | High (21) | - | - | - | - |
Branch flexibility | - | Low (15) | Moderate (41) | High (25) | - | - | - | - |
Trunk type | - | Multi-trunk/Low (31) | Multi-trunk/Moderate (22) | Multi-trunk/High (31) | - | - | - | - |
Trunk diameter | - | Low (22) | Moderate (45) | High (14) | - | - | - | - |
Trunk color | - | Dark gray (36) | Gray-black (25) | Dark brown (13) | 7 | - | - | - |
Canopy density | - | Low (24) | Moderate (37) | High (20) | - | - | - | - |
Tendency to form suckers | - | Low (19) | Moderate (29) | High (33) | - | - | - | - |
Young shoot spine | Absent (51) | Present (30) | - | - | - | - | - | - |
Young shoot color | - | Light brown (10) | Brown (47) | Dark brown (24) | - | - | - | - |
Leaf density | - | Low (22) | Moderate (23) | High (36) | - | - | - | - |
Leaf apex shape | - | Acute (11) | Blate (70) | - | - | - | - | - |
Leaf color | - | Light green (10) | Green (60) | Green-silver (6) | Dark green (5) | - | - | - |
Leaf shape | - | Ovate (15) | Lanceolate (66) | - | - | - | - | - |
Leaf serration depth | - | Low (12) | Moderate (32) | High (37) | - | - | - | - |
Ripening date | - | Mid-June (25) | Late June (12) | Early July (13) | Late July (18) | Early August (13) | - | - |
Fruit density | - | Low (16) | Moderate (29) | High (36) | - | - | - | - |
Fruit shape | - | Round (8) | Cordate (34) | Elongate (39) | - | - | - | - |
Fruit color | - | Yellow-orange (2) | Orange (8) | Light red (5) | Red (8) | Red–black (16) | Purple-black (20) | Black (22) |
Fruit flesh color | - | Yellow (18) | Dark yellow (1) | Light red (1) | Red (20) | Dark red (36) | Brown (5) | - |
Fruit taste | - | Bitter (29) | Very astringent (3) | Astringent (35) | Astringent-sweet (7) | Sweet (5) | Sour–sweet (2) | - |
Fruit flesh firmness | - | Low (19) | Moderate (36) | High (26) | - | - | - | - |
Fruit juice color | - | Light yellow (19) | Yellow (5) | Dark yellow (1) | Red (31) | Red (25) | - | - |
Stone shape | - | Round (11) | Ovate (54) | Oval (11) | Stick (5) | - | - | - |