Venation: alternatives and connections

(botany) the arrangement of sepals and petals in a flower bud before it opens

(botany) a plant that completes its entire life cycle within the space of a year

(botany) development of an embryo without fertilization; especially the development in some ferns of a sporophyte from the gametophyte…

(botany) a natural swelling or enlargement: at the base of the stalk or seta in certain mosses or on the cone scale of certain conifers

(botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes

(botany) a plant having a life cycle that normally takes two seasons from germination to death to complete; flowering biennials usuall…

(botany) a swelling on a plant similar to that on the skin

(botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid

(botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and support…

(botany) the process in some plants of parts growing together that are usually separate (such as petals)

(botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)

(botany) outer tissue of bark; a protective layer of dead cells

(botany) the whorl of petals of a flower that collectively form an inner floral envelope or layer of the perianth; "we cultivate the f…

(botany) the trumpet-shaped or cup-shaped outgrowth of the corolla of a daffodil or narcissus flower

(botany) taxonomic unit of plants corresponding to a phylum

(botany) a minute rudimentary plant contained within a seed or an archegonium

(botany) a slender tubular outgrowth from a spore in germination

(botany) a plant product that acts like a hormone