seed plant

/sid plænt/

Other forms: seed plants

Definitions of seed plant

1. noun

   plant that reproduces by means of seeds not spores
   synonyms: phanerogam, spermatophyte

   types:

   seedling

   young plant or tree grown from a seed

   balsam

   any seed plant yielding balsam

   gymnosperm

   plants of the class Gymnospermae having seeds not enclosed in an ovary

   angiosperm, flowering plant

   plants having seeds in a closed ovary

   progymnosperm

   an ancestral fossil type from which modern gymnosperms are thought to have derived

   Welwitschia mirabilis, welwitschia

   curious plant of arid regions of southwestern Africa having a yard-high and yard-wide trunk like a turnip with a deep taproot and two large persistent woody straplike leaves growing from the base; living relic of a flora long disappeared; some may be 700-5000 years old

   cycad

   any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves

   pteridosperm, seed fern

   an extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae)

   angiocarp

   tree bearing fruit enclosed in a shell or involucre or husk

   dicot, dicotyledon, exogen, magnoliopsid

   flowering plant with two cotyledons; the stem grows by deposit on its outside

   endogen, liliopsid, monocot, monocotyledon

   a monocotyledonous flowering plant; the stem grows by deposits on its inside

   flower

   a plant cultivated for its blooms or blossoms

   wild flower, wildflower

   wild or uncultivated flowering plant

   madderwort, rubiaceous plant

   any of numerous trees or shrubs or vines of the family Rubiaceae

   type of:

   tracheophyte, vascular plant

   green plant having a vascular system: ferns, gymnosperms, angiosperms