누운닭의장풀 (Commelina caroliniana)

23.06.08 03:13 23.06.08 03:13 0

과	닭의장풀과(Commelinaceae)
속	닭의장풀속(Commelina)
국명	누운닭의장풀(외래식물)
학명	Commelina caroliniana Walter
분포	Bangladesh, Brazil, Guyana, India, Japan, Korea (Jejudo Island), Nepal, Philippines, United States.
형태	Leaves alternate, sessile or subsessile; sheath hispid-ciliate, with green to red veins; blade lanceolate or lanceolate-oblong, 2.2?6.2 cm long, 0.7?1.5 cm wide, apex acute, margin entire, base cordate or rounded, light green, glabrous. Inflorescence cincinni included in involucral bract, dichotomously branched from base; upper cincinnus mostly obsolete and short, rarely with 1.5?2 cm long pedicel exerted from involucral bracts, male flower 1; other cincinnus with much shorter pedicel, bisexual flowers 1?2. Involucral bracts opposite to leaf, spathe-like, folded or slightly funnel-form, basal detached, 1.2?2.5 cm long, 1.25?1.7 cm wide, apex acuminate, entire to repand, abaxially glabrous or sparselypubescent, ciliate at base; peduncle pubescent. Flowers zygomorphic, andromonoecious; inner sepals 2, often connate at base, ovate-orbicular, 3?4 mm long, membranous; petals 3, free, blue, spatulate or orbicular, longer ones 2, 8?11 mm long, 7?10 mm wide, small one 1, 6?8 mm long, 4?5 mm wide; fertile stamens 3, longer ones 2, shorter one 1; filaments glabrous; staminodes 3, 4-lobed, butterflylike, antherodes developed; antherodes with brown spot or absent; ovary 3- loculed, posterior locule 1, ovule 1, anterior locules 2, each ovules 2. Fruit capsule, ellipsoid, 4?7 mm long, 5?6 mm wide, light green, 3-valved; posterior valve 1-seed, indehiscent; anterior valve 2, each 2 seeds, dehiscent. Seeds brown to dark brown, smooth to slightly alveolate surface; longer ones 4?4.8 mm long, 1.6?2 mm wide, oblong; small 2.8?3 mm long, 1.6? 2 mm wide, ovate-spherical, truncate at base Stems decumbent to scandent, branched at basal, more than 1 m long, glabrous Rhizome absent; roots at the nodes
근연종*	Key to the species of Commelina in Korea 1. Proximal margin of involucral bracts connate ···················· ······································································· C. benghalensis 1. Proximal margin of involucral bracts open or folded but not basally connate, rounded. 2. Involucral bracts funnel-formed; locules of capsule 3, seeds 5 ······················································ C. caroliniana 2. Involucral bracts cardioid-shaped; locules of capsule 2, seeds 4 3. Flower less than 1 cm in diam. ················· C. minor 3. Flower more than 1 cm in diam. 4. Leaves broadly lanceolate; proximal petal white · ·································· C. communis var. communis 4. Leaves lanceolate; proximal petal light blue ······· ······························· C. communis var. angustifolia
참고문헌	DOI: https://doi.org/10.11110/kjpt.2021.51.1.10

식물이름	학명	과	속
미국산사초	Carex hirsutella	사초과	사초속
문모초	Veronica peregrina L.	현삼과	개불알풀속
묵밭소리쟁이	Rumex conglomeratus Murray	마디풀과	소리쟁이속
애기범부채	Tritonia crocosmaeflora Lemoine	붓꽃과	애기범부채속
모래별꽃	Stellaria pallida (Dumort.) Crép.	석죽과	별꽃속
멕시코백령풀	Richardia brasiliensis Gomes	꼭두선이과	나도백령풀속
말냉이장구채	Silene noctiflora L.	석죽과	장구채속
마늘냉이	Alliaria petiolata (M.Bieb.) Cavara & Grande	배추과	마늘냉이속
들참새귀리	Bromus arvensis L.	벼과	참새귀리속
들비노리	Eragrostis pectinacea	벼과	그령속
들별꽃	Stellaria ruderalis M.Lepsí, P.Lepsí, Z.Kaplan & P.Koutecký	석죽과	별꽃속
들묵새아재비	Vulpia bromoides	벼과	들묵새아재비속
들겨이삭	Agrostis capillaris	벼과	겨이삭속
둥근빗살괴불주머니	Fumaria officinalis L.	양귀비과	둥근빗살괴불주머니속
덩굴맨드라미	Alternanthera sessilis (L.) R.Br. ex DC.	비름과	덩굴맨드라미속
덤불쥐손이	Geranium divaricatum Ehrh.	쥐손이풀과	쥐손
댕돌보리	Lolium rigidum	벼과	호밀풀속
대저사초	Carex molesta Mack.	사초과	사초속
눈비름	Amaranthus deflexus L.	비름과	비름속
누운닭의장풀	Commelina caroliniana Walter	닭의장풀과	닭의장풀속

미국산사초

Carex hirsutella

사초과

사초속

문모초

Veronica peregrina L.

현삼과

개불알풀속