Syngonanthus flavidulus Ruhland

Yellow hatpins (en)

Species

Angiosperms > Poales > Eriocaulaceae > Syngonanthus

Characteristics

Herbs, perennial, cespitose, rosulate, 5--30 cm. Stems contracted or elongate to 5 cm, chaffy. Leaves: principal leaves mostly spreading-recurved, narrowly linear, 2--6 cm, base pale, apex narrowly acute to subulate, abruptly dilated, surfaces nearly glabrous or grading to copiously hairy. Inflorescences: scape sheaths erect or narrowly ascending, as long as leaves, proximal surfaces glabrous or scattered glandular-pilosulous; scapes filiform, to 1 mm wide, pilose, hairs variably ascending to spreading, translucent, pubescence increasingly glandular distally; mature heads white or yellow-white (aging dull white or pale gray), hemispheric to globose, 5--10 mm wide; receptacle densely pilose, hairs translucent, sharp; involucral bracts ascending, later spreading to recurved, lance-oblong or narrowly ovate, larger ones 3 mm, margins entire, apex acute, glabrous; receptacular bracts absent. Staminate flowers: sepals pale translucent, spatulate to oblanceolate, 2--3 mm, apex acute, adaxially pilose distally; androphore 2.5 mm, hairy at base; petals pale yellow, short-triangular. Pistillate flowers: sepals pale, translucent, linear or narrowly oblong, 3 mm, apex acuminate, surfaces glabrescent; petals connivent or connate above ovary forming beaklike apex, pale, narrowly linear, 3 mm; gynophore hairy; style with apex unappendaged; stigma branches exsert, linear. Seeds translucent brown, ovoid, 0.5 mm, finely longitudinally lined, very finely cross-lined, apex apiculate.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Syngonanthus flavidulus flower picture by cthulhu mittens (cc-by-sa)
Syngonanthus flavidulus flower picture by cthulhu mittens (cc-by-sa)
Syngonanthus flavidulus flower picture by heather tinnaro (cc-by-sa)

Distribution

Syngonanthus flavidulus world distribution map, present in Åland Islands, Georgia, Nicaragua, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:248224-2
WFO ID wfo-0000564960
COL ID 53WTN
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eriocaulon flavidulum Eriocaulon flavidum Eriocaulon spathaceum Paepalanthus flavidulus Dupatya flavidula Syngonanthus flavidulus