A Grammatical Dictionary of Botanical Latin

rectangular: rectangularis,-e (adj.B), oblongus,-a,-um (adj.A), q.v.; orthogonius,-a,-um (adj.A), ‘right-angled, rectangular, orthogonal;’ rectangulatus,-a,-um (adj.A), rectangulus,-a,-um (adj.A), ‘right-angled;’ see right-angled; see oblong;

- arthroconidia ad pileum atque stipitem maximam partem rectangularia, arthroconidia on the pileus and stipe for the most part rectangular.

- cellulae basales per cellulas brevi-rectangulas medialiter ad elongatas gradatim transientes, basal cells through cells short-rectangular medially to elongate gradually transforming.

- [algae] internodii membrana e multiplici serie cellularum regularium hexaèdre rectangularium contexta apparet, fronde a superficie visa (Agardh), the membranes of the internode appear constructed out of a multiplex series of uniform cells hexahedrally [i.e. 6-sided] rectangular, with the frond seen from the surface.

- [algae] constat pericarpium hujus speciei ut omnium totius generis ex cellulis quadratis ant rectangularibus (Agardh), the pericarp of this species, as of all of the whole genus, consists of cells quadrate or rectangular.

oblong, q.v., longer than broad, with the sides nearly parallel, rectangular with rounded edges; “two to three times longer than broad and with nearly parallel sides” (Fernald 1950); ‘deviating from a square or circular form through elongation; rectangular with adjacent sides unequal’ (WIII).

NOTE: also rectangulus,-a,-um (adj.A) > ML, having a right angle, rectangular (WIII);

- [Euthemis] folia alterna, nervis creberrimis parallelis costae rectangulis, petiolo basi semivaginante (B&H), leaves alternate, with the nerves very dense, parallel to the midrib, rectangular, with the petiole at the base one-half sheathing [i.e. sheathing one-half round the stem].

- siliquis rectangulo-patentibus.(DeCandolle), with the siliques rectangularly-spreading [i.e. at right-angles].

- [algae] frons costata, penninervis, areolata; areolis rectangulis (Harvey), frond costate, pinnately-nerved, areolate [i.e. composed of ‘little areoles’], with the areoles rectangular.