Order IX. CRYPTOGAMIA FUNGI. 461 



3205. ARCYRI A Pers. Arcyria. (Ai -leys, a net ; sporules fastened together by a network of fibres.) 4-? 



27715 punicea Pers. crimson gregarious | su.aut C rotten wood Grev. cryp. 130 

 Trichia denudata Soiv. 29 



27716 flava Pers. yellow weak § su.aut Pa.Y rotten wood Grev. cryp. 309 



27717 incarnata Pers. hesh-colored conical f aut Pk rotten wood 



27718 leucocephala Hofm. white-head, gregarious § aut W rotten wood Hof. ger. 2. 6. 1 



3206. STEMONPTIS Pers. Stemonitis. (Stemon, a stamen ; form of some species.) 2. — ? 



27719 fasciculata Pers. fascicled dense § su.aut Bk.Br rotten wood Grev. cryp. 170 

 Trichia nuda Sow. 



2TV2& papillata Pers. pimpled scattered f aut D.Br rotten wood Nees pilze 10. 118 



3207. CRIBRA N RIA Sckr. Cribraria. (Cribrum, a sieve ; upper part of peridium.) 1 ? 



27721 micropus Schr. small-stmd pin-headed ^ aut Br pine trunks Sc. gen. nov. 2. 1-2 



3208. DICTY'DIUM Schr. Dictydium. {Biktyon, a net, eidos, similar ; peridium.) 1. _? 



27722 cernuum Nees drooping pin-headed ^ year Bk rotten wood Grev. cryp. 153 



Class III. Trichoderma v cei„ — Division I. CEthalmi. 



3209. SPUMA V RI A Pers. Spumaria. (Spuma, froth ; appearance.) 1. ? 



27723 Mucilago Pers. Mucilage frothy 1 aut Br rotten wood, grass, &c. Grev. cryp. 267 



3210. iETHA^LIUM Lk. ^Ethalium. (Aithales, splendid ; appearance.) 1. — 2. 



27724 flavum Lk. yellow flocculent 1 aut Y.Br on bark in stoves Grev. cryp. 272 



3211. RETICULA^RIA Bid. Reticularia. {Reticulum, a net ; appearance.) 2. — ? 



27725 argentea Bui. silvery fragile § aut W rotten wood, &c. Grev. cryp. 106 



27726 minuta Grev. minute fragile 0 aut W dead leaves and sticks Grev. cryp. 40 



Division II. Trichodermei. 



3212. AMPHISPO^RIUM Lk. Amphisporium. (Amphi, on either side, spora, a sporule.) 1. 



27727 versicolor Lk. changeable spots 0 winter Y hyacinths in glasses Nees pilze 100 



3213. INSTITA N LE Fries Institale. ( Instita, a fringe ; appearance of plants.) 2. 



27728 radiata Fries radiating woolly § aut Br on plastered walls Sow. 145 



27729 agariciformis Fries Mushr.-like downy ^ aut Br rotten wood Sow. 146 

 Lycoperdon radiatum and agariciforme Sow. 



Division III. Pilicrini. 



3214. ASTERO'PHORA Hit. Asterophora. (Aster, star, phoreo, to bear.) ]. 



27730 lycoperdoldes Hit. Puff-ball-like woolly 1 aut Rsh rotten mushrooms Bui. her. 519. 1 



3215. ONY'GENA Pers. Onygena. {Onyx, hoof, genos, offspring ; on hoofs and horns of animals.) 1. — 3. 



27731 equlni Pers. hoxse-hoof minute \ aut Wsh decaying hoofs,and Grev. cryp. 343 



similar substances 



Division IV. Myrothecii. 



3216. DICHOSPO^RIUM Nees Dichospokium. (Dicha, double, spora, sporule ; double coat of peridium.) 1. 



27732 aggregatum Nees clustered spots 0 aut Bk bark of trees Nees pilze 99 

 Spumaria physaroides Pers. 



3217. MYROTHEXIUM Tode Myrothecium. (Myro, to distil, theke, thecium.) 1. — 3. 



27733 Carmichaelw Grev. Carmichael's gregarious 0 aut W rotten bog matter Grev. cryp. 140 



3218. TRICHODE'RMA Pers. Trichoderma. (Thrix, hair, derma, skin; downy covering.) 1. — ? 



27734 vlride Pers. green pulvinate & aut W.Gr dead branches Grev. cryp. 271 



Class IV. Sclerotia v ce^;. — Division I. Rhizogbnei. 



3219. RHIZOCTCTNIA Dec. Rhizoctonia. (Rhiza, root, kteino, to destroy ; roots it grows on.) 1. —3. 



27735 Crocbrum Dec. Crocus-blight clustered 0 year Rsh saffron roots Nees pilze 135 



Division II. Apiospbrei. 



3220. CHiETCTMIUM Kunze Ch/etomium. (Chaite, a bristle; hairy appearance of plants.) 1. — 3, 



27736 elatum Kunze tall bristly ^ aut Bk damp straw, &c. Grev. cryp. 230 



3221. ILLOSPO^RIUM Mart. Illosporium. (Illo, to envelope, sporos, a sporule.) 1. — ? 



27737 rbseum Fries rosy minute 0 aut Pk on Borrera ciliaris, &c. Grev. cryp. 51 



Division III. Sclerbtii. 



3222. PERICTLA Fries Periola. (Peri, about, ioulos, down ; appearance.) 1. 



27738 tomentbsa Fries downy scattered | spring W potato roots 



3223. SPERMffi^DI A Fries Ergot. (Sperma, seed, oideo, to swell ; diseased seeds.) 1. — 2. 



27739 clavus Fries spike, horn-shpd nauseous 0 su Bksh glumes of grasses 



3224. ACROSPE'RMTJM Tode Acrospermum. (Akros, the summit, sperma, seed ; situation.) 2. — 5. 



27740 corniitum Fries cornute gregar J aut Rsh putrid agarics Bui. her. 256 



27741 compressum Tode compressed scattered aut Bksh dead herb stalks Grev. cryp. 182 



3225. SCLERO^IUM Tode Sclerotium. (Skterotes, hardness ; texture of plants.) 11.— 54. 



27742 scutellatum Alb. shield-like regular 0 spring Br dead leaves Grev. cryp. 144 



27743 guercinum Pers. Oak scattered 0 aut Bk dead oak leaves Grev. cryp. 77 



