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Meadow Pea

Lathyrus pratensis

Summary 7

Lathyrus pratensis or meadow vetchling, also known as the Meadow Pea and Meadow pea-vine, is a perennial legume that grows to 1.2 m in height.

National distribution 8

Canada
Origin: Exotic

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

United States
Origin: Exotic

Regularity: Regularly occurring

Currently: Unknown/Undetermined

Confidence: Confident

Physical description 9

Perennial, Herbs, Taproot present, Nodules present, Stems or branches arching, spreading or decumbent, Stems prostrate, trailing, or mat forming, Stems less than 1 m tall, Climbing by tendrils, Stems solid, Stems or young twigs glabrous or sparsely glabrate, Stems or young twigs sparsely to densely hairy, Stems winged or with decurrent stipules, Leaves alternate, Leaves petiolate, Stipules conspicuous, Stipules green, triangulate to lanceolate or foliaceous, Stipules persistent, Stipules free, Stipules cordate, lobed, or sagittate, Leaves compound, Leaves even pinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 2, Leaves glabrous or nearly so, Flowers in axillary clusters or few-floweredracemes, 2-6 flowers, Inflorescences racemes, Inflorescence axillary, Bracts very small, absent or caducous, Flowers zygomorphic, Calyx 5-lobed, Calyx glabrous, Petals separate, Corolla p apilionaceous, Petals clawed, Petals orange or yellow, Banner petal ovoid or obovate, Banner petal suborbicular, broadly rounded, Wing petals narrow, oblanceolate to oblong, Wing petals auriculate, Wing tips obtuse or rounded, Keel tips obtuse or rounded, not beaked, Stamens 9-10, Stamens diadelphous, 9 united, 1 free, Filaments glabrous, Style flattened, Style hairy, Style hairy on one side only, Style persistent in fruit, Fruit a legume, Fruit unilocular, Fruit freely dehiscent, Fruit elongate, straight, Fruit exserted from calyx, Valves twisting or coiling after dehiscence, Fruit glabrous or glabrate, Fruit 3-10 seeded, Fruit 11-many seeded, Seeds ovoid to rounded in outline, Seed surface smooth, Seeds olive, brown, or black.

National nature serve conservation status 10

Canada
Rounded National Status Rank: NNA - Not Applicable
United States
Rounded National Status Rank: NNA - Not Applicable

Sources and Credits

  1. (c) Wikimedia Commons, some rights reserved (CC BY-SA), https://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/Lathyrus_pratensis_closeup.jpg/460px-Lathyrus_pratensis_closeup.jpg
  2. (c) 2007 Zoya Akulova, some rights reserved (CC BY-NC), http://calphotos.berkeley.edu/cgi/img_query?seq_num=231150&one=T
  3. (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/PhotosMedium/JCS%20Lathyrus%20pratensis%2032479.jpg
  4. (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/photos/jcs-lathyrus-pratensis-59232.jpg
  5. (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/PhotosMedium/JCS%20Lathyrus%20pratensis%2048655.JPG
  6. (c) anonymous, some rights reserved (CC BY-NC), http://www.biopix.com/PhotosMedium/JCS%20Lathyrus%20pratensis%2032478.jpg
  7. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Lathyrus_pratensis
  8. (c) NatureServe, some rights reserved (CC BY-NC), http://eol.org/data_objects/29030629
  9. (c) Dr. David Bogler, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/6657052
  10. (c) NatureServe, some rights reserved (CC BY-NC), http://eol.org/data_objects/29030627

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