큰망초 (1)(실망초와 큰망초 사진 구별)

 

 

망초 종류의 구별

http://blog.daum.net/daehyo/7807903

큰망초(1) http://blog.daum.net/daehyo/7809585

큰망초(2) http://blog.daum.net/daehyo/7810300

실망초

http://blog.daum.net/daehyo/7810296

 

망초, 큰망초, 실망초 근생엽 사진 구별

http://blog.daum.net/daehyo/7812342

 

 

 

 

학명: Conyza sumatrensis E.Walker

분류: 국화과(Compositae)

학명 풀이:

Conyza: From the Greek konops (flea 벼룩), used by Pliny as a name for a fleabane(개망초)

sumatrensis : 수마트라의

 

일어명: オオアレチノギク

 

 

사진: 2012.08.16 ***

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

아래: 2017.07.23  서귀포

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

아래는 엽연 확대 사진

 

 

 

 

 

 

아래: 2016. 05.04 서귀포 제주대 연수원 근처

 

 

 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

아래: 2019.01.18 제주도 도두봉

 

 

 

 

 

 

 

 

 

설명

 

Conyza sumatrensis (Retz.) Walker, J. Jap. Bot. 46: 72. 1971; Chen, Fl. Reipubl. Popul. Sin. 74: 350, pl. 88: figs. 1-4. 1985.

野茼蒿

(학명 이명)

Erigeron sumatrensis Retz.

(설명)

Annual herbs. Stems erect, grayish green, 50-150 cm tall, branching upward or sometimes not, hirsute pubescent. Basal and lower leaves withered but persistent at anthesis, lower and middle cauline leaves oblanceolate to lanceolate, 4-10 cm long, 0.5-1.5 cm wide, apex acute, base attenuate, margins generally few toothed apically or subentire; upper leaves smaller, linear to lanceolate, subentire, pubescent on both surfaces. Heads numerous, in large panicles, 3-5 mm long, 5-8 mm across, pedunculate. Involucre urceolate, bracts 3-seriate, linear lanceolate, acute, sparsely hirsute, outer ones shorter, 2-3 mm long, inner ones ca. 5 mm long, margins scarious. Ray florets many, in 3 or 4 rows, filiform-tubular, ligules minute, obscure, 3-4 mm long, nearly equalling pappus, yellowish. Disc florets 5-10, corolla narrowly tubular, ca. 5 mm long, gradually opening upward, 5-lobed, yellowish. Achenes oblong-oblanceolate, 0.7-1.5 mm long, 0.3-0.4 mm wide, compressed, ribbed on both sides, minutely pubescent, pale umber. Pappus tawny, capillary, bristles 1-seriate, 5 mm long at maturity, persistent. Flowering year round in Taiwan. Chromosome number, 2n = 54 (Peng & Hsu, 1978).

TAIPEI: Taipei City, Peng 6045. TAOYUAN: Yungan Port, Peng 12769; Hsiayun-Hsiayunping, Peng 10279. MIAOLI: Yuanli, Peng 11111. TAICHUNG: Wuling, Peng 11059. NANTOU: Chingjing Farm, Peng 6090; Lulin Lodge to Tatachia Saddle, Peng 11444. HUALIEN: Kuanyuan, Peng 9194; Tayuling, Peng 13135.

A pantropical weed of South American origin, early established in Sumatra. Taiwan, very common in open, waste fields and construction sites from lowlands to 2,000 m.

 

출처: http://www.efloras.org/florataxon.aspx?flora_id=100&t

axon_id=200023715

(Digital Flora of Taiwan)

 

 

 

 

   

 

 

 

실망초 퍼온 사진

 

 

 

 

 

 

 

 

 

출처: https://en.wikipedia.org/wiki/File:Conyza_bonariensis.jpg