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  • F.arborescens
  • F. arborescens
  • F. arborescens
  • F. arborescens
  • F. arborescens and F. paniculata
  • F. arborescens
  • F. arborescens

F. arborescens

FLOWER PARTS

  • Pedicel : erect, slender, 9-18mm long
  • Ovary :
  • Tube color : rose-purple
  • Tube shape : subcylindric to obconic, usually glabrous inside and outside
  • Tube dimensions : 3.5-6mm long x 1-1.5mm wide at base, more or less enlarged around nectary, 24mm wide at rim
  • Sepal color upper : rose-purple
  • Sepal color lower :
  • Sepal shape : oblong to lanceolate
  • Sepal tips : acuminate, spreading to reflexed at anthesis
  • Sepal dimensions : 4-11mm long x 1.5-2.5mm wide
  • Corolla opening color : lavender
  • Corolla mature color :
  • Corolla shape : petals lavender, lance-oblong to elliptic, broadly acute at base, acute at apex, erect to spreading
  • Corolla silhouette :
  • Petal margins :
  • Corolla dimensions : 4-9mm long x 1.5-3mm wide
  • Nectary : a smooth and irregularly lobed ring 1-1.6mm high at the base of the tube
  • Stamens :
  • Filaments : antisepalous 5-12mm long, antipetalous ones 3-9mm long, pink-purple
  • Anthers : oblong, 1.5-2.3mm long x 1-1.5mm thick,
  • Pistil :
  • Style : 9-17 mm long, glabrous, pink
  • Stigma : always exserted above the anthers, 1.5-3mm wide, with four blunt lobes 1-2mm long x lavender

MISCELLANEOUS

  • Flower : single
  • Flowers : erect and numerous in terminal, di- to trichotomously branched panicles, 10 to 25 cm long, 9 to 20 cm wide, flowers widened toward apex in bud
  • Flower size :
  • Flower display :
  • Flower bud :
  • Fruit : subglobose, 8-12mm long x 7-10mm wide, purple with a glaucous, waxy bloom when ripe
  • Seed : 1-1.5mm long x 0.5-0.8mm wide
  • Habit : erect, woody shrubs or small trees, mostly glabrous throughout
  • Hardiness:
  • Height : 3-4 m
  • Light/Climate :
  • Optimal light conditions :
  • Remarks : hermaphroditic, flowering is mostly in the dry season, from December to May, but also well into the wet season
  • Named : tree-like’
  • Lookalikes :
  • Year (of first description) : 1825
  • Botanist : Sims
  • Authors : John Sims 1825, Berry & Breedlove 1996
  • Original publication : Bot. Mag. 53: t. 2620 1826
  • Habitat : barranca vegetation, or moist ravines, of pine-oak forest in the Sierra Madre Occidental from Durango to Oaxaca and through the Trans-Mexican Volcanic Belt to Veracruz and then into northern Oaxaca
  • Elevation : 1750-2500
  • Native country : Mexico
  • Synonyms : F. arborescens Sims, F. arborea Sessé & Moc., Schufia arborescens (Sims) Spach, F. arborescens forma parva Munz, F. arborescens forma tenuis Munz, F. arborescens var. megalantha Donn. Sm., F. arborescens var. arborescens, F. arborescens var. typica Munz
  • Gametic chromosome number n = 11

FOLIAGE

  • Leaves : opposite or three to four-verticillate, firmly membranous to subcoriaceous, petiole 12 to 30 mm long, stipules broadly triangular, occasionally connate, 0.8 to 1.2 mm long, 1.0 to 1.5 mm wide, deciduous
  • Foliage color upper side : smooth, deep lustrous green
  • Foliage color lower side : paler green
  • Leaf dimensions : 10-21cm long x 4-8cm wide
  • Leaf shape : elliptic to oblanceolate or obovate
  • Leaf margin : entire
  • Leaf tip : acute to acuminate
  • Leaf base : acute to narrowly cuneate
  • Pubescence :
  • Veins :
  • Stems :
  • Branches : branchlets ascending, 10 to 40 cm long, 2 to 5 mm thick, subtriangular to quadrangular, older branches and main trunk 5 to 25 cm thick