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Seashore Dropseed

Sporobolus virginicus (L.) Kunth

Comments

provided by eFloras
This is a common coastal grass growing along seashores in delta regions.
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Gramineae (Poaceae) in Flora of Taiwan Vol. 0 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Poaceae in Flora of Taiwan @ eFloras.org
editor
Chang-Sheng Kuoh
project
eFloras.org
original
visit source
partner site
eFloras

Comments

provided by eFloras
This species is a good sand binder. It is widespread on seashores and in inland, saline places in warm parts of both the Old and New Worlds.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 22: 483 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Comments

provided by eFloras
A plant of sandy sea-shores; rarely on saline soils inland.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 138 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
project
eFloras.org
original
visit source
partner site
eFloras

Description

provided by eFloras
Culm genticulate at the basal nodes. Blades coriaceous, needle-like at the end, about 6 cm long by 1-1.5 mm wide; ligule about 0.2 mm long, upper margin and backside ciliate. Inflorescence a contracted panicle, about 8 cm long. Spikelets 1-flowered, about 2.5 mm long; glumes chartaceous; the lower about 1.2 mm long, lanceolate, irregularly toothed at the apex, nerveless; the upper lanceolate, 1-nerved, acute; lemma and palea the same texture with the glume; lemma ovate lanceolate, 1-nerved, boat-shaped, about 2 mm long; palea ovate 2-keeled, truncate at the apex. Fruit an utricle, about 1 mm long; embryo more than 1/2 the length of the utricle.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Gramineae (Poaceae) in Flora of Taiwan Vol. 0 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Poaceae in Flora of Taiwan @ eFloras.org
editor
Chang-Sheng Kuoh
project
eFloras.org
original
visit source
partner site
eFloras

Description

provided by eFloras
Perennial with long, tough, yellowish rhizomes. Culms erect or decumbent, often fastigiately branched in upper part, 15–30 cm tall, 1–2 mm thick. Leaf sheaths tightly overlapping, loosely pubescent at mouth; leaf blades glaucous, stiff, distichous, flat at first, soon involute, 3–10 × 0.1–0.3 cm, adaxial surface scabrid, abaxial surface smooth, apex pungent; ligule ca. 0.2 mm. Panicle linear, spikelike, 3–10 × 0.4–1 cm; branches 0.5–1.5 cm, erect, appressed to rachis. Spikelets gray-green or greenish yellow, fusiform, 2.3–2.7 mm; glumes acute; lower glume lanceolate, 2/3–4/5 spikelet length, 1-veined; upper glume narrowly ovate, as long as spikelet, 1-veined; lemma broadly lanceolate, subequal to upper glume, midvein distinct, lateral veins obscure, obtuse; palea equaling lemma. Anthers 3, 1–1.5 mm. Grain subglobose, ca. 0.7 mm. Fl. and fr. Jun–Sep. 2n = 18.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 22: 483 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Description

provided by eFloras
Perennial, spreading by long slender rhizomes; culms 10-30 cm high, 1-2 mm in diameter at the base. Leaf-blades nearly always convolute, 2-10 cm long, 1-4 mm wide, distichous, stiff, pungent. Panicle spike-like, linear, 2-10 cm long, (3-) 6-8(-l0) mm wide, untidily cylindrical, the branches closely appressed to the rhachis and 5-15 mm long. Spikelets 1.7-2.5 mm long; lower glume lanceolate, 1.2-2 mm long, two-thirds to four-fifths as long as the spikelet (variable even in the same panicle), acute; upper glume narrowly ovate-elliptic, as long as the spikelet, acute; lemma as long as the upper glume; anthers 3, 1-1.3 mm long. Grain subglobose, 0.7 mm long.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 138 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
project
eFloras.org
original
visit source
partner site
eFloras

Distribution

provided by eFloras
Distributed in tropical Asia, Africa and America.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Gramineae (Poaceae) in Flora of Taiwan Vol. 0 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Poaceae in Flora of Taiwan @ eFloras.org
editor
Chang-Sheng Kuoh
project
eFloras.org
original
visit source
partner site
eFloras

Distribution

provided by eFloras
Distribution: Pakistan (Sind); tropics and subtropics throughout the world.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of Pakistan Vol. 0: 138 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of Pakistan @ eFloras.org
editor
S. I. Ali & M. Qaiser
project
eFloras.org
original
visit source
partner site
eFloras

Habitat & Distribution

provided by eFloras
Sandy seashores, often below high tide mark. Fujian, Guangdong, Hainan, Taiwan, Zhejiang [India, Indonesia, Japan (Ryukyu Islands), Malaysia, Philippines, Sri Lanka, Thailand, Vietnam; tropics and subtropics].
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 22: 483 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras

Synonym

provided by eFloras
Agrostis virginica Linnaeus, Sp. Pl. 1: 63. 1753; Vilfa virginica (Linnaeus) P. Beauvois.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of China Vol. 22: 483 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of China @ eFloras.org
editor
Wu Zhengyi, Peter H. Raven & Hong Deyuan
project
eFloras.org
original
visit source
partner site
eFloras