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아그레가타대극식물/들꽃-대극과(Euphorbiaceae) 2017. 5. 21. 19:39
아그레가타대극
대극과 정명 이명 포함 78종이 있지만 이 학명으로는 국표에 없다.
Euphorbia aggregata A.Berger
Description: It is a dwarf dioecious succulent shrub, very spiny and free-branching that forms a low tufted cushion-like mass composed of hundreds of heads that grows up to 1 m in diameter, but very old large plants with up to 40.000 (or even more) heads has been reported. It is a very variable species and even in habitat not two plants are similar. They vary mostly in body colour, colour, number and length of the spines and colour and size of the nectar-gland. E. aggregata is closely related with Euphorbia ferox and Euphorbia pulvinata, which can be recognised by their striking growing-shape. Therefore its more likely that intermediate forms between the mentioned species will occur in habitat. The fierce peduncles that characterize Euphorbia ferox are few in number on this species.
Stem: Usually has a very short stem with numerous branches in a whorl close to the ground.Leaves: Rudimentary, 2-2,5 cm long, shortly linear or linear-lanceolate, acute, fleshy, soon deciduous;Flower: The flowers are solitary cyathia, simple, near the branches tips, about 3 mm in diameter; peduncles up to 3 mm, with a few small Bracts. Nectar glands spreading, separate greenish-yellow or purple.http://www.llifle.com/Encyclopedia/SUCCULENTS/Family/Euphorbiaceae/11431/Euphorbia_aggregata'식물 > 들꽃-대극과(Euphorbiaceae)' 카테고리의 다른 글
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