The term 'sciatica' describes pain along the course of the sciatic nerve in the lumbar spine that causes pain to radiate from the back down the leg in the distribution innervated by one of five distinct nerves: L1 = groin, L2 = upper thigh, L3 = middle thigh, L4 = knee, L5 = shin, top of foot, big toe, S1 = lateral calf, heel, bottom of foot ( ...
PoetrySoup is a great resource for examples of calligram poems or a list of calligram poetry. These examples illustrate what calligram poems look like. There is also a link below to the definition of calligram and a page where you can discuss these types of poems.
While there are many dozens of obscure forms, here are a few common stanza examples: 1  Closed Couplet: A stanza of 2 lines, usually rhyming.  Tercet: A stanza of 3 lines. When a poem has tercets that have a rhyme scheme of ABA, then BCB, then CDC and so forth, this is known as terza rima.