Pterygiella cylindrica P.C.Tsoong

Species

Angiosperms > Lamiales > Orobanchaceae > Pterygiella

Characteristics

Annuals, 25-60 cm tall, densely hairy. Stems usually 1, terete, unribbed and wingless, 2-2.5 mm in diam., densely with grayish yellow-brown straight hairs, often apically branched. Leaves subsessile; leaf blade linear to linear-lanceolate, 2.5-3.5 cm X ca. 4 mm, subleathery, with gray-brown appressed fine hairs, margin revolute and entire or subundulate; veins 3, abaxially raised, adaxially impressed. Racemes to 12 cm; bracts yellow-brown pubescent. Pedicel ca. 3 mm. Calyx 1.3-1.6 cm X ca. 8 mm, herbaceous, densely pubescent; lobes triangular-ovate, 1/3-1/2 as long as tube, apex acuminate. Corolla yellow, 1.2-1.5 cm, included in calyx, sparsely pubescent; lower lip as long as or slightly shorter than upper lip; lobes ovate-oblong, ca. 1.5 mm, yellow-brown hirsute. Style ca. 8 mm; stigma ovate. Capsule ovoid-globose, ca. 8 mm. Fl. Sep-Oct, fr. Oct-Nov.
Life form
Growth form herb
Growth support parasite
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.25 - 0.6
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

Uses medicinal
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 -

Distribution

Pterygiella cylindrica world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:808562-1
WFO ID wfo-0001140148
COL ID 4Q76B
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Brandisia praticola Pterygiella cylindrica

Lower taxons

Pterygiella cylindrica var. suffruticosa