Month: April 2015

Species: Fallopia multiflora English Name: Tuber Fleece Flower Chinese Name: 何首烏 Family: Polygonaceae Description: Herbs perennial. Root tuber black-brown, narrowly elliptic, large, ligneous. Stems twining, 2-4 cm, much branched, striate, glabrous, ligneous at base. Petiole 1.5-3 cm; leaf blade ovate or narrowly ovate, 3-7 × 2-5 cm, both surfaces glabrous or abaxially papillate along veins, base cordate or subcordate,…

Species: Polygonum lapathifolium English Name: White Smartweed Chinese Name: 大馬蓼 Family: Polygonaceae Description: Herbs annual. Stems erect, 40-90 cm tall, branched, glabrous, subglabrous, or lanose, swollen at nodes. Petiole 2-5 mm, appressed hispidulous; leaf blade with large blackish spot adaxially, lanceolate or broadly lanceolate, 5-15 × 1-3 cm, abaxially nearly glabrous or densely lanose, adaxially nearly glabrous, sometimes densely…

Species: Polygonum hydropiper English Name: Water Smartweed Chinese Name: 水蓼 Family: Polygonaceae Description: Herbs annual. Stems erect, 40-70 cm tall, much branched, glabrous, dilated at nodes. Leaves with peppery taste; petiole 4-8 mm; leaf blade lanceolate or elliptic-lanceolate, 4-8 × 0.5-25 cm, both surfaces glabrous, densely brown punctate, sometimes appressed hispidulous along midvein, base cuneate, margin ciliate, apex acuminate;…

Species: Polygonum chinense English Name: Chinese Knotweed Chinese Name: 火炭母 Family: Polygonaceae Description: Herbs perennial. Rhizomes stout. Stems erect, 70-100 cm tall, ligneous at base, much branched, striate, glabrous or retrorsely hispid. Petiole 1-2 cm, usually auriculate at base, upper leaves subsessile; leaf blade ovate, elliptic, or lanceolate, 4-16 × 1.5-8 cm, both surfaces glabrous or hispid, abaxially sometimes…

Species: Homalocladium platycladum English Name: Centipede Plant Chinese Name: 竹節蓼 Family: Polygonaceae Description: Photos used under a Creative Commons license References:  

Species: Antigonon leptopus English Name: Honolulu Vine Chinese Name: 珊瑚藤 Family: Polygonaceae Description: Photos used under a Creative Commons license References:  

Species: Stellaria media English Name: Common Chickweed Chinese Name: 繁縷 Family: Caryophyllaceae Description: Herbs annual, biennial, or perennial. Stems decumbent or ascending, pale purplish, 10–30 cm tall, sparsely branched at base, with 1(or 2) lines of hairs. Basal leaves long petiolate, distal leaves sessile or shortly petiolate; leaf blade broadly ovate to ovate-orbicular, 0.8–2.5 × (0.5–)1–1.5 cm, base narrowed…

Species: Stellaria alsine English Name: Chickweed Chinese Name: 雀舌草 Family: Caryophyllaceae Description: Herbs annual, glabrous. Stems tufted, slightly diffuse, ascending, 15–25(–35) cm tall, much branched. Leaves sessile, lanceolate to oblong-lanceolate, (0.2–)0.5–2 cm × (1–)2–4 mm, basally sparsely ciliate, both surfaces slightly pinkish green, base cuneate, semiclasping, margin cartilaginous, slightly undulate, apex acuminate. Flowers 3–5 in cymes or solitary, terminal…

Species: Sagina japonica English Name: Japanese Pearlwort Chinese Name: 漆姑草 Family: Caryophyllaceae Description: Herbs annual or biennial. Stems tufted, suberect or creeping, 5–20 cm tall, slender, basally branched, apically glandular hairy. Leaves linear, 5–20 × 0.8–1.5 mm, glabrous, connate at base, acute and minutely spine tipped. Flower solitary, terminal or axillary. Pedicel erect, 1–2 cm, sparsely pubescent. Sepals 5,…

Species: Drymaria diandra English Name: Drymaria Chinese Name: 荷蓮豆草 Family: Caryophyllaceae Description: Photos used under a Creative Commons license References: