Acer monspessulanum

 

Acer monspessulanum

 

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Shrub or small tree up to 7 m. Young branches glabrous, pubescent or villosulous. Leaf blade 3-lobed to 1/2-2/3 , 1,1-6 x 1-7,8 cm, rounded or subcordate at base, lobes triangularovate to ovate-oblong, entire or ± denticulate, subcoriaceous, lower surface glabrous, pubescent or tomentose; petiole glabrous, pubescent or tomentose, 5-10 cm, not lactiferous. Flowers in erect, shortly pedunculate, more than 5-flowered corymbs. Fruit wings nearly parallel to divaricate , 14-22 x 5-11 mm; nutlets not compressed, rounded, glabrous, pubescent or tomentose; loculus hairy or glabrous. Fl. 4-5. A very variable species. Five subspecies can be recognised in Turkey; other taxa occur in Iran.
1. Loculus glabrous; sepals not ciliate; leaves glabrous subsp. monspessulanum
1. Loculus hairy; sepals ciliate; leaves glabrous or hairy beneath
  2. Nutlets glabrous; leaves glabrous or shortly pubescent beneath
    3. Leaves glabrous on both sides
     4. Leaf blade divided to 2/3, usually less than 3,5 cm, middle lobe narrowly oblong-ovate, 7-15 mm broad at base subsp. microphyllum
       4. Leaf blade divided to halfway, more than 3·5 cm, middle lobe broadly ovate, 17-25 mm broad at base subsp. ibericum
    3. Leaves shortly adpressed-pubescent on the lower surface  subsp. cinerascens
  2. Nutlets ± tomentose; leaf tomentose beneath subsp.oksalianum
 
 
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