. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. BtJLLETiN, So. Calif. Academy of Sciences Vol. 57, Part 2, 1958 principales ca. mm. lat, 250 /x crass, in centre, tenuiores in marginibus, pinnas breves determinatas ascendentes necnon ramos indeterminatos saepenumero irregulariter arete pinnatim ramosos, omnibus omni in plana contortis conferte congestis factis, habentes; ramuli superiores 250-400 /x lat, ca. 100 /x crass.; apices acuti, initia pinnarum admodum post cacumina praebentes; transsectio partium inferiorum rhizinas plurimas per


. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. BtJLLETiN, So. Calif. Academy of Sciences Vol. 57, Part 2, 1958 principales ca. mm. lat, 250 /x crass, in centre, tenuiores in marginibus, pinnas breves determinatas ascendentes necnon ramos indeterminatos saepenumero irregulariter arete pinnatim ramosos, omnibus omni in plana contortis conferte congestis factis, habentes; ramuli superiores 250-400 /x lat, ca. 100 /x crass.; apices acuti, initia pinnarum admodum post cacumina praebentes; transsectio partium inferiorum rhizinas plurimas per corticem in- teriorem atque medullam, rhizinis medullae centralis partim pers- picue intextis, non rectis, PLATE 20 Figure 1. Phaeostrophion australe sp. nov. Three plants from the ty-pe collection, X Figure 2. Gelidium venturiana sp. nov. Portions of two plants from the type collection, X 67. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Southern California Academy of Sciences. Los Angeles, Calif. : The Academy


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