(A) છોડના અંડબીજનું,

orthotropous's Usage Examples:

"Tanispermum, a new genus of hemi‐orthotropous to hemi‐anatropous angiosperm seeds from the Early Cretaceous of eastern.

ovule orientation in flowering plants), amphitropous, campylotropous, or orthotropous (anatropous are common and micropyle is in downward position and chalazal.

terminal, sessile, contiguous and orthotropous (straight, upright and with a micropyle at apex) ovules.

peduncle and helically arranged, up to about 100 small, orthotropous but incurved ovules; pedicel present; nucellus largely free.

the most common ovule orientation in flowering plants), amphitropous, campylotropous, or orthotropous (anatropous are common and micropyle is in downward.

1-100 or more per carpel, anatropous, hemianatropous, amphitropous or orthotropous, mostly hemitropous, bitegmic, crassinucellate, chalaza with a ring of.

a peduncle and up to eight or nine terminal, sessile, contiguous and orthotropous (straight, upright and with a micropyle at apex) ovules.

attached by a variable number of sporangiophores with anatropous or orthotropous terminal sporangia (Good, 1978).

consisting of a peduncle and helically arranged, up to about 100 small, orthotropous but incurved ovules; pedicel present; nucellus largely free.

orthotropous, bitegmic, crassinucellated, pendulous, apical to marginal placentation, three or four staminodes 3-4, no nectaries Fruits in achene, clavate.

or dry, ovules 1-100 or more per carpel, anatropous, hemianatropous, amphitropous or orthotropous, mostly hemitropous, bitegmic, crassinucellate, chalaza.

orthotropous (anatropous are common and micropyle is in downward position and chalazal end in on the upper position hence, in amphitropous the anatropous arrangement.

placenta (this is the most common ovule orientation in flowering plants), amphitropous, campylotropous, or orthotropous (anatropous are common and micropyle.