Jan. 1904] 



The Rusts of Guatemala 



17 



§ 3. ANNULI SUPERI. THE VEIL IN THIS SEC- 

 TION IS A PROLONGATION BEYOND THE APEX OF 

 THE DERMIS OF THE STIPE; THIS IS REFLEXED 

 OUTWARD AND DOWNWARD OVER THE LAMELLAE, 

 THlE LOWER SURFACE OF THE VEIL CORRESPOND- 

 ING TO THE OUTER SURFACE OF THE STIPE. IT IS 

 AT FIRST IN CONNECTION WITH THE EDGES OF 

 THE LAMELLAE, FORMING A CONTINUOUS MEM- 

 BRANE OVER THE WHOLE HYMENIUM; AS THE 

 P ILEUS EXPANDS THIS CONNECTION IS DISSOLVED, 

 BEGINNING WITH THE MARGIN OF THE PILEUS, 

 UNTIL AT LENGTH THE ENTIRE MEMBRANE IS AT- 

 TACHED ONLY TO THE UPPER END OF THE STIPE, 

 HANGING DOWN FROM IT AND FLARING OUTWARD. 



X. LYCOPERDINEAE. Pileus thick and fleshy; the 

 dermis from the first composed of thick scales and pyramidal 

 warts. Stipe thick, stout and usually solid, often prolonged down- 

 ward and deeply rooting; the veil persistent entire or more or 

 less torn and fragmentary Species : 84-88 



XI. LENTICULARES. Dermis of the pileus growing 

 uniformly with the expansion of the latter and maintaining a 

 smooth, unbroken surface, hut coated with a thin, viscid epidermal 

 layer. Stipe solid or stuffed; the veil large membranaceous. 



Species: 89-90 



Index to the Species. 

 (The numbers indicate volume and page.) 



acerina, 12:201 

 acutesquamosus. 12 :200 

 adnatifolia, 12:195 

 alluviina, 12:243 

 americana, 13 :9 

 amianthina, 12 :195 

 angustana, 12:244 

 aspera, 12:200 

 asperula, 12:201 

 asprata, 12:200 

 arenicola, 12:243 

 avellanea, 13:11 

 bentista, 13:14 

 brunnescens, 12 :247 

 caerulescens, 12 :245 

 caloceps, 13 :9 

 Candida, 12:202 

 carcharias, 12:196 

 carneo-annulatus 



(Mast.), 12:245 

 cepaestipes, 13:3 

 cheimonoceps, 12 :157 

 clypeolaria, 12:197 



conspurcata, 12 :243 

 cretacea, 13 :3 

 cristatella, 12:156 

 cristatus (Ag.), 12:243 

 cultonim, 12 :196 

 cyanozonata, 12 :157 

 dancipes, 13:12 

 delicata, 12:202 

 drymonia, 13:13 

 earlei, 13 :4 



echinodermata, 12:200 

 ecitodora, 12:158 

 eriophora, 12:201 

 erythrella, 12:245 

 excoriata, 13:9 

 farinosa, 13 :1 

 felina, 12:199 

 felinoides, 12:247 

 flavescens, 13 :5 

 floralis, 12 :198 

 f ragilissima, 13 :5 

 fulvaster, 12:244 

 fulvodisca, 12:208 



f uscosquamea, 12 :201 

 fuscosquameus (Ag.), 



12 :246 

 gemmata, 12:202 

 glatfelteri, 12:248 

 glischra, 12:203 

 gracilis, 12:199 

 granosa, 12 :196 

 guttata, 13:14 

 hemisclera, 12:200 

 illinita, 12:203 

 incarnata, 12 :245 

 lenticularis, 13:14 

 longistriata, 13:3 

 lutea, 13:4 

 mammaeformis, 13 :3 

 mastoidea, 13:2 

 mesomorpha, 12 :156 

 metulaespora. 12 :198 

 miamensis, 12 :242 

 morgani, 13 :8 

 mutata, 12 :243 

 naucinoides, 13:10 



