자작나무과

유럽오리나무(1)

대효0617 2019. 3. 28. 10:59

 

유럽오리나무(1)

https://daehyo49.tistory.com/7812377

 

학명: Alnus glutinosa (L.) Gaertn. 

분류: 자작나무과

 

사진: 2019.03.07 천리포수목원

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

아래는 퍼온 사진

 

 

 

 

 

 

 

 

 

 

 

퍼온 사진 출처

https://de.wikipedia.org/wiki/Schwarz-Erle

https://en.wikipedia.org/wiki/Alnus_glutinosa

https://sites.google.com/site/elhuertourbanohoy/fichas-de-plantas/aliso

 

 

 

 

Flora od Notrth America (FNA) 설명

 

Alnus glutinosa (Linnaeus) Gaertner, Fruct. Sem. Pl. 2: 54. 1790.

Black alder, European alder

(학명 이명)

Betula alnus Linnaeus var. (a) glutinosa Linnaeus, Sp. Pl. 2: 983. 1753

(설명)

Trees , to 20 m; trunks often several, crowns narrow. Bark dark brown, smooth, becoming darker and breaking into shallow fissures in age; lenticels pale, horizontal. Winter buds stipitate, ellipsoid to obovoid, 6--10 mm, apex obtuse; stalks 2--5 mm; scales 2--3, outer 2 equal, valvate, usually heavily resin-coated. Leaf blade obovate to nearly orbiculate, 3--9 × 3--8 cm, leathery, base obtuse to broadly cuneate, margins flat, coarsely and often irregularly doubly serrate to nearly dentate, major teeth acute to obtuse or rounded, apex often retuse or obcordate, or occasionally rounded; surfaces abaxially glabrous to sparsely pubescent, often more heavily on veins, both surfaces heavily resin-coated. Inflorescences formed season before flowering and exposed during winter; staminate catkins in 1 or more clusters of 2--5, 4--13 cm; pistillate catkins in 1 or more clusters of 2--5. Flowering before new growth in spring. Infructescences ovoid to nearly globose, 1.2--2.5 × 1--1.5 cm; peduncles 1--10(--20) mm. Samaras obovate, wings reduced to narrow, thickened ridges. 2 n = 28.

 

  http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=233500032

 

 

 

 

 

 

'자작나무과' 카테고리의 다른 글

오리나무(1)  (0) 2022.10.31
박달나무(추정)  (0) 2022.09.27
사스래나무(2)  (0) 2018.08.12
개박달나무(1)  (0) 2017.10.07
덤불오리나무(1)  (0) 2016.12.29