Table 2.
Overview of selected wood anatomical characters within the ten most woody Impatiens species observed and Hydrocera triflora
| Taxon | Solitary vessels | Vessels in radial multiples | Vessels in clusters | Vessels confined to fascicular regions | Vessel diameter (μm) | Vessel density ( per mm2) | Vessel element length (μm) | Fibres septate | Ray-like areas present | Rays present | Ray width (no. of cells) | Multiseriate ray height (μm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hydrocera triflora | + | (2) | – | + | (25)-56-(80) | (60)-70-(80) | (150)-230-(400) | – | – | + | 1–2, 12–14 | >6200 |
| Impatiens balfourii | + | (2) | – | – | (30)-48-(60) | (16)-25-(36) | (100)-190-(270) | + | – | + | (1–2), 3–10 | (1200)-2020-(2600) |
| I. dewildeana | + | (2–3) | (3–5) | + | (30)-47-(70) | (5)-23-(42) | (225)-270-(350) | + | – | – | – | – |
| I. flaccida | + | (2–3) | – | – | (30)-60-(90) | (22)-36-(50) | (130)-220-(330) | – | – | + | 7–15 | >5000 |
| I. gesneroidea | ± | 2–3-(5) | – | – | (25)-41-(60) | (53)-64-(75) | (170)-225-(300) | + | + | – | – | – |
| I. havilandii | + | (2) | (3) | + | (30)-61-(90) | (3)-8-(17) | (175)-275-(350) | – | – | – | – | – |
| I. leschenaultii | + | (2–4) | – | – | (30)-45-(60) | (45)-66-(84) | (160)-220-(310) | ± | + | – | – | – |
| I. namchabarwensis | + | (2) | – | – | (30)-46-(60) | (8)-20-(38) | (150)-230-(350) | – | + | – | – | – |
| I. stenantha | + | (2) | – | + | (25)-39-(55) | (20)-27-(35) | (120)-175-(250) | – | – | – | – | – |
| I. violaeflora | ± | 2–3 | (3–5) | – | (30)-43-(70) | (48)-63-(80) | (190)-255-(320) | – | – | – | – | – |
| I. vitellina | + | (2–5) | – | + | (20)-27-(40) | (12)-29-(50) | (120)-175-(250) | – | + | – | – | – |
Species are arranged alphabetically. Numbers between hyphens are mean values flanked by minimum and maximum values. +, present; ±, sometimes present; – absent.