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Definition of Extrorse
1. a. Facing outwards, or away from the axis of growth; -- said esp. of anthers occupying the outer side of the filament.
Definition of Extrorse
1. Adjective. (botany) Said of anthers dehiscing outwards from the center of the flower. ¹
¹ Source: wiktionary.com
Definition of Extrorse
1. facing outward [adj]
Medical Definition of Extrorse
1.
Lexicographical Neighbors of Extrorse
Literary usage of Extrorse
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Forest Flora of North-west and Central India: A Handbook of the by John Lindsay Stewart, Dietrich Brandis (1874)
"... glands at their base, and extrorse anthers, alternating with 3 short staminodia.
Ovary free ; style filiform, stigma discoid. Fruit a 1-seeded berry, ..."
2. Descriptive Botany by Eliza Ann Youmans (1885)
"FIG. 228. FIG. 229. Vertical, Transverse, or Longitudinal. EXERCISE XXXIII.
Introrse and extrorse Anthers. The projecting side of the anther-cell is called ..."
3. Descriptive Botany: A Practical Guide to the Classification of Plants, with by Eliza Ann Youmans (1885)
"Introrse and extrorse Anthers. FIG. 232. Valvular. The projecting side of the
anther-cell is called its face, and the opposite side its back, ..."
4. Second Book of Botany: A Practical Guide to the Observation and Study of Plants by Eliza Ann Youmans (1874)
"Introrse and extrorse Anthers. When the valves of the anther are of equal size,
the dehiscence will occur laterally (Fig. 106); but, if one valve be wider ..."
5. Structural Botany: Or Organography on the Basis of Morphology. To which is by Asa Gray (1879)
"499), and Iris ; these all being cases of adnate and extrorse anthers, the cells
attached for their whole length to the outside of the summit of the ..."
6. Gray's Botanical Text-book by Asa Gray (1879)
"499), and Iris ; these all being cases of adnate and extrorse anthers, the cells
attached for their whole length to the outside of the summit of the ..."
7. A Student's Text-book of Botany by Sydney Howard Vines (1896)
"In rare cases some of the anthers of the flower are introrse, and others extrorse,
as in some species of Polygonum (P. Bistorta, tataricum, ..."
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