Delphinium yuanum F.H.Chen

Species

Angiosperms > Ranunculales > Ranunculaceae > Delphinium

Characteristics

Stem ca. 80 cm tall, glabrous, branched distally. Leaf blade 5--9 cm wide, base deeply cordate; primary lobes separate for at least 90% of blade radius; central lobe rhombic, 3-parted, distally few lobulate, apex acute; ultimate lobules narrowly ovate or narrowly lanceolate; proximal leaves usually not withered. Raceme 14--22 cm, 12--15-flowered, glabrous; proximal bracts 3-parted, distal ones linear to subulate. Pedicels 2.5--6 cm; bracteoles distal, lanceolate-linear, 4--6 mm. Sepals deep blue, abaxially densely puberulent; spur cylindric-subulate, 1--1.4 cm, slightly upcurved, base 2--3 mm in diam.; other sepals 0.9--1.2 cm. Petals undivided, glabrous. Staminode limb elliptic or obovate, emarginate or 2-lobed, yellow barbate. Filaments glabrous. Carpels 3; ovaries subglabrous. Fl. Jul.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.55
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) 14 - 28
Germination temperacture (C°) 10 - 12
Germination luminosity dark
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Delphinium yuanum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:711152-1
WFO ID wfo-0000640948
COL ID 34JT4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Delphinium dolichocentrum Delphinium yanwaense Delphinium yuanum Delphinium obcordatilimbum var. minus