orthostichy

or·thos·ti·chy

[awr-thos-ti-kee]
noun, plural or·thos·ti·chies. Botany.
1.
a vertical rank or row.
2.
an arrangement of members, as leaves, at different heights on an axis so that their median planes coincide.

Origin:
1870–75; ortho- + Greek -stichia alignment, equivalent to stích(os) row (see stich1) + -ia -y3

or·thos·ti·chous, adjective
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World English Dictionary
orthostichy (ɔːˈθɒstɪkɪ) [Click for IPA pronunciation guide]
 
n , pl -chies
1.  an imaginary vertical line that connects a row of leaves on a stem
2.  an arrangement of leaves so connected
 
[C19: from ortho- + Greek stikhos line]
 
or'thostichous
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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00:10
Orthostichy is always a great word to know.
So is interrobang. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
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