11^ 



1920] 



BURT — THELiiPHORACEAE OF NORTH AMERICA. XII 107 



''1. Thelephora elegans. nob. 



"T. subcaespitosa infundibuliformis carnoso-coriacea plicata 

 utrinque glabra, superne dilute fusco-fasciata, inferne albescenti- 

 carnea pruinosa. 



*Ad terrain argillosam. 



'Viget Junio. 



"Adumhr. Pulchra species. Gregarie crescens, subcarnosa, 

 tenuis, glabra. Pileus substipitatus, 1-2 uncialis, infundibuli- 

 formis, subcompressus, undulato-plicatus, margine irregulariter 

 crenatus, interne rufescens, et fasciis dilute fuscis eleganter vari- 

 egatus, nitens, externe albescenti-carneus, opacus, pruinosus." 



Specimens examined: 

 Porto Rico: Mayaguez, B. Lopez Santiago, 17 (in N. Y. Bot. 

 Gard. Herb, and Mo. Bot. Gard. Herb., 56265). 



17. S. decolorans (Berk. & Curtis) Lloyd, Myc. Writ. 4. 

 Stip. Stereums, 36. 1913. Plate 3, fig. 234. 



Thelephora decolorans Berkeley & Curtis, Linn. Soc. Bot. Jour. 

 10: 328. 1868; Sacc. Syll. Fung. 6: 530. l^^^.—Podoscypha 

 decolorans (Berk. & Curtis) Patouillard in Duss, Fl. Crypt. 

 Antilles Fr. 231. 1904. 



Type: in Kew Herb, and Curtis Herb. 



Fructifications coriaceous, gregarious or somewhat cespitose, 

 stipitate; pileus split on one side quite, or nearly, to the stem, 

 usually wedge-shaped to broadly flabelliform, sometimes radially 

 lineate, drying cinnamon; stem cylindric, colored like the 

 pileus, tomentose, attached by a mycelium common to several 

 fructifications; hymenium colored like the pileus and stem, 

 sometimes lineate; pileus in section 200-400 m thick, composed 

 of densely and longitudinally arranged hyaline hyphae 3-3| m 

 in diameter; no cystidia; gloeocystidia flexuous, 45-90X3-6 m, 

 between the basidia or curving into the hymenium; spores 

 hyaline, even, subglobose, 4-4^X3-4 m. 



Fructifications 1-3 cm. long, 5-13 mm. broad; stem 2-10 

 mm. long, ^-1 mm. thick. 



On dead wood. Jamaica to Trinidad. May to January. 



S. decolorans is stated in the original description to have been 

 white, drying ochraceous; I have seen only dried specimens 

 which are pale cinnamon throughout. The occurrence of the 



