tetragonus

tet·ra·go·nus

(tet'ră-gō'nŭs),
Obsolete term for platysma (muscle).
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
Harrisia (Eriocereus) martinii (Labour.) Britton--Harrisia cactus, Acanthocereus tetragonus (L.) Hummelink--sword pear, pp.
44 Jacubo Acanthocereus tetragonus (L.) Hummerlinck 45 Juanjilon Pseudobombax ellipticum (Kunth) Dugand 46 Laurel Litsea glaucescens Kunth 47 Limon dulce Citrus limetta Risso 48 Limoncillo Esenbeckia berlandieri Baillon 49 Lirio rojo Hippeastrum hybrid 50 Lirio blanco en Crinum commelynii Jacq.
At the species level, regarding the importance value, Croton niveus, Acanthocereus tetragonus and Opuntia engelmannii were the most relevant at each layer.
Regarding the shrub and herbaceous layers, Acanthocereus tetragonus and Opuntia engelmannii had 84.57 and 97.24% relative dominance, respectively; these values were higher than those of all other species, revealing their physiognomic role in these layers.
Inflorescences in racemes of aggregate triads in the terminal portion of the branch, 6-7 cm in length, 4 pairs of triads per inflorescence, axis of inflorescence compressed to tetragonus, bracts acute-dentate with the middle bracts being larger than the lateral bracts.
tetragonus 1978, Loza-Cornejo & Terrazas, 2003; Mauseth & Plemons- Rodiriguez, 1997, 1998 Acharagma aguirreana Eggli, 1984 Ariocarpus fissuratus, A.