Table 1.
Morphological characters employed in the morphometric analyses.
| Abbreviations | Characters | |
|---|---|---|
| 1 | HB | Habit (erect=1; straggling=2) |
| 2 | SH | Stem height (mm) |
| 3 | SHAB | Stem hairness below (appressed=1; patent=2) |
| 4 | SHAA | Stem hairness above (appressed=1; patent=2) |
| 5 | SLL | Shape of lower leaves (equal leaflets=1; subequal=2; unequal =3) |
| 6 | LAFS | Leaves arrangement along the flowering stem (equal=1; mainly at base=2) |
| 7 | NSL | N. of stem leaves |
| 8 | HALB | Hairness of the upper leaf blade (glabrous=1; hairy=2) |
| 9 | HAP | Hairness of petiole (appressed=1; patent=2) |
| 10 | BLL | Basal leaf length (mm) |
| 11 | NBLL | N. leaflets in basal leaf |
| 12 | TBLLL | Terminal leaflet length in basal leaf (mm) |
| 13 | TBLLW | Terminal leaflet width in basal leaf (mm) |
| 14 | LBLLL | Lateral leaflet length in basal leaf (mm) |
| 15 | LBLLW | Lateral leaflet width in basal leaf (mm) |
| 16 | LCLL | Lower cauline leaf length (mm) |
| 17 | NLCLL | N. of leaflets in lower cauline leaves |
| 18 | TLCLL | Terminal leaflet length in lower cauline leaf (mm) |
| 19 | TLCLW | Terminal leaflet width in lower cauline leaf (mm) |
| 20 | LLCLL | Lateral leaflet length in lower cauline leaf (mm) |
| 21 | LLCLW | Lateral leaflet width in lower cauline leaf (mm) |
| 22 | UCLL | Upper cauline leaf length (mm) |
| 23 | NUCLL | N. of leaflets in upper cauline leaf |
| 24 | TUCLLL | Terminal leaflet length in upper cauline leaf (mm) |
| 25 | TUCLLW | Terminal leaflet width in upper cauline leaf (mm) |
| 26 | LUCLLL | Lateral leaflet length in upper cauline leaf (mm) |
| 27 | LUCLLW | Lateral leaflet width in upper cauline leaf (mm) |
| 28 | NINFL | N. of inflorescences for each stem |
| 29 | BL | Bract length (mm) |
| 30 | BLL | Bract lobe length (mm) |
| 31 | NB | N. of bract lobes |
| 32 | BA | Bract apex (acute-apiculate=1; obtuse=2) |
| 33 | CI | Calyx indumentum (appressed=1; semipatent-patent=2) |
| 34 | CC | Calyx colour (apex concolour=1; pink-purple=2; purple=3) |
| 35 | CL | Calix length (hairs included) (mm) |
| 36 | CW | Calyx width (mm) |
| 37 | BL/CL | Ratio bract/calyx length |
| 38 | UCTL | Upper calyx teeth length (mm) |
| 39 | UCTW | Upper calyx teeth width (mm) |
| 40 | LCTL | Lateral calyx teeth length (mm) |
| 41 | LCTW | Lateral calyx teeth width (mm) |
| 42 | LOCTL | Lower calyx teeth length (mm) |
| 43 | LOCTW | Lower calyx teeth width (mm) |
| 44 | UCTHAL | Hairs length on upper calyx teeth (mm) |
| 45 | LCTHAL | Hairs length on lower calyx teeth (mm) |
| 46 | MCHAL | Hairs length in the middle of calyx (mm) |
| 47 | SL | Standard length (mm) |
| 48 | SW | Standard width (mm) |
| 49 | SCL | Standard claw length (mm) |
| 50 | BL/SL | Ratio bract/standard length |
| 51 | WL | Wing length (mm) |
| 52 | WW | Wing width (mm) |
| 53 | WCL | Wing claw length (mm) |
| 54 | KL | Keel length (mm) |
| 55 | KW | Keel width (mm) |
| 56 | KCL | Keel claw length (mm) |
| 57 | STL | Staminal tube length (without free filaments and anthers) (mm) |
| 58 | SPL | Stipe of pod length (mm) |