. Dansk botanisk arkiv. Plants; Plants -- Denmark. Fig. 125. Wrängelia Argus Mont. Disc- shaped haptera growing out from a basal cell in a ramulus found in the lowermost prostate part of the thallus. The upper large cell in the main filament is broken off. I About 150:1). Wrangelia plebeja J. Ag., Spec. Alg., vol. II, pars. 3, 1863, p. 707: Epi- crisis, 1876, p. 623. This species especially differs from Wrangelia penieillata in its small size being seldom more than 1—11/2 cm high, the acute ends of the filaments composing the ramuli and the lack of a dense cortical layer. The West Indian speci
. Dansk botanisk arkiv. Plants; Plants -- Denmark. Fig. 125. Wrängelia Argus Mont. Disc- shaped haptera growing out from a basal cell in a ramulus found in the lowermost prostate part of the thallus. The upper large cell in the main filament is broken off. I About 150:1). Wrangelia plebeja J. Ag., Spec. Alg., vol. II, pars. 3, 1863, p. 707: Epi- crisis, 1876, p. 623. This species especially differs from Wrangelia penieillata in its small size being seldom more than 1—11/2 cm high, the acute ends of the filaments composing the ramuli and the lack of a dense cortical layer. The West Indian specimens are as to their external habit much hke figure 4/ of Mon- TAGNE, 1. C. Wrangelia Argus is a littoral alga growing even in rather ex- posed places. It is fixed to the substratum by means of nume- rous, often very robust hapteræ which grow out from the basal cells in the ramuli found in the lowermost more or less prostrate St. Croix: in several lo- calities near Christiansted in the harbour. Long Reef, Lt. Princess. Geogr. Distrib.: Warmer parts of the Atlantic Ocean, Mediterranean Sea, Ceylon etc. Fa/77. 4. Wrangeliaceæ. Wrangelia C. Ag. 1. Wrangelia Argus Mont. Montagne, J. F. C, Sylloge generum specierumque Crypto- gamarum, Paris 1856, p. 444. Griffithsia Argus Mont, in Webb et Berthelot, Hist. nat. des iles Canaries, vol. III, Sectio III, Paris 1836—50, p. 176, tab. 8, fig. Fig. 126. Wrangelia Argus Mont. Upper end of a branch with ra- muli and tetrasporangia. (About 80 :1).. 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 Dansk botanisk forening. Kbenhavn : Dansk botanisk forening
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