Asimina obovata Nash

Bigflower pawpaw (en)

Species

Angiosperms > Magnoliales > Annonaceae > Asimina

Characteristics

Shrubs or small trees , 2-3(-4.5) m, much branched. New shoots densely tomentose, hairs bright red, maturing glabrous. Leaves: petiole 2-6 mm, hairs bright red. Leaf blade obovate to oblong, oblanceolate or ovate, 4-10(-12) cm, leathery, base rounded to broadly cuneate, margins scarcely to prominently revolute, apex rounded to obtuse, often notched; surfaces abaxially densely hairy along veins, later sparsely so, hairs bright red, adaxially sparsely red-hairy, maturing glabrous, lustrous. Inflorescences terminal on new growth, sometimes directly from axils of previous season; peduncle usually erect, shootlike, to 0.5 cm, tomentose, hairs bright red; bracts leafy, often with 1-2 bracteoles basally. Flowers yellow-white with lemony fragrance, large; sepals elliptic to ovate, 5-15 mm, adaxially red-hairy; outer petals spreading, elliptic to obovate, 4-6(-8) cm, veins abaxially puberulent, glabrescent, impressed adaxially; inner petals incurved, rarely pink or red, oval to oblong, rarely lanceolate, 1/5-1/2 length of outer petals, thick, base slightly saccate, corrugate zone adaxially purple; pistils 3-8(-11). Berries yellow-green, 5-9cm. Seeds brown to chestnut brown, 1-2 cm. 2 n =18.
More
A shrub or small tree.
Life form perennial
Growth form
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.0 - 3.0
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

It is a subtropical plant. It grows in open sandy areas.
Light 7-9
Soil humidity 5-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

It can be grown from seed but does not transplant easily.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Asimina obovata flower picture by Irma Torres (cc-by-sa)
Asimina obovata flower picture by Irma Torres (cc-by-sa)
Asimina obovata flower picture by Irma Torres (cc-by-sa)

Distribution

Asimina obovata world distribution map, present in United States of America

Conservation status

Asimina obovata threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:21380-2
WFO ID wfo-0000552012
COL ID 5VTV8
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Asimina obovata Annona obovata Pityothamnus obovatus Uvaria obovata