Crotalaria longirostrata Hook. & Arn.

Longbeak rattlebox (en)

Species

Angiosperms > Fabales > Fabaceae > Crotalaria

Characteristics

Shrub or small tree to 2 m tall, stem terete, strongly striate when young. Leaves trifoliolate, the terminal leaflets narrowly elliptic, the apex rounded or mucronulate, the base cuneate, 3.0-3.8 cm long, 0.7-1.0 cm broad, entire, above glabrous, beneath strigulose, the veins 8-10 on each side of the midvein, faintly visible, lateral leaflets similar but slightly smaller; petiole 1.5-3.0 cm long; stipules narrowly triangular, ca. 1.5 mm long. Inflorescences terminal racemes bearing 15-20 flowers; bracts narrowly triangular, 1.6-2.5 mm long, caducous; pedicels 4-5 mm long; bracteoles linear triangular, ca. 1 mm long, strigulose, located near the top of the pedicel. Flowers yellow, 11-14 mm long, calyx 6.0-6.5 mm long, the tube truncate, the lobes about as long as the tube, strigulose; corolla yellow or occasionally tinged with maroon, 10-13 mm long, the standard 10-15 mm long, 11-15.5 mm broad, retuse, the wings 9-11 mm long, the claws 1.5-2.0 mm long, oblong-elliptic oblique, the keel 12-13 mm long, the twisted beak strongly pro-longed; stamens dimorphic, the long anthers 1.6-2.2 mm long, the short anthers 0.5-0.7 mm long; style with a pubescent stigma, sharply geniculate, 10-11 mm long. Legume inflated, 1.8-2.5 cm long, strigulose, brown at maturity; seeds ca. 16, beige to brown, oblique cordiform, to 3.2 mm long.
More
A herb or shrub. It is erect and grows 1.5 m high. The leaves are deep green. They are compound and alternate. The flowers are yellow.
Life form perennial
Growth form shrub
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

Moist or rather dry thickets or open, often rocky hillsides, frequently in pine or oak forest, often abundant in cultivated fields, and commonly planted in fields or gardens, at elevations up to 2,300 metres.
More
A tropical plant. It will grow to 2,300 m in Guatemala.
Light 7-9
Soil humidity 3-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The leaves are cooked and eaten. The leaves can be ground with garlic and put on bread of added to white sauce. They add a very distinctive favour. It can be dried and stored. Caution: Some Crotalarias contain alkaloids and this plant should probably be eaten only in small amounts in soups.
Uses food medicinal
Edible flowers leaves shoots
Therapeutic use Emetic (unspecified), Poison (unspecified), Purgative (unspecified), Raticide (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings. Seeds needs soaking.
Mode seedlings
Germination duration (days) 21 - 30
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Crotalaria longirostrata unspecified picture

Distribution

Crotalaria longirostrata world distribution map, present in Brazil, Costa Rica, Ghana, Guatemala, Panama, Singapore, El Salvador, and United States of America

Conservation status

Crotalaria longirostrata threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:488407-1
WFO ID wfo-0000174071
COL ID ZNQK
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Crotalaria longirostrata