Phylum:Ascomycota >> Class: Ascomycetes >>  Order: Pezizales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Ascobolus scatigenus

Ascobolus scatigenus (Berk.) Brumm., Persoonia Suppl. 1: 159. 1967.

 Description: Apothecia scattered, discoid, 0.3-0.7 cm wide, 1-5 mm high. Receptacle light brown covered with white hyphae. Disc greenish to yellow green to brown, dotted with ripe asci. Ectal excipulum of textura intricata, hyphae 2-10 μm wide, layer 75-100 μm thick. Medullar excipulum of texturra globulosa, cells 35-100 μm. Asci 8-spored, clavate, 250-320 × 22-30 μm, walls turning blue in Melzer’s reagent. Ascospores ellipsoid, hyaline turning to purple brown, 22-26 × 11-12.5 μm, ornamented with a single longitudinal or oblique fine fissure, each with a unilateral sheath. Paraphyses filiform, straight or uncinate at the tips, enlarged to 5-7 μm wide.

Hualien: Hualien, on cow dung, 23 June 1994, Y.Z. Wang 9431 (TNM F2121). Pingtung: Kenting, on cow dung, coll. G.C. Wu, 14 Apr. 1992, Y.Z. Wang 9214 (TNM F0163); Chufengshan, on cow dung, 16 June 1992, Y.Z. Wang 9239 (TNM F0187); Paoli, on ox dung, 29 July 1996, Y.Z. Wang 9641 (TNM F5301). Tainan: Coastal Highway, on cow dung, 2 Dec. 1993, Y.Z. Wang 93115 (TNM F1438).

 Habitat: Coprophilous. On dung of cow, buffalo, carabao, and horse, also on manured soil an on rotten wood.



Liou, CS and Chen, ZC. 1977; Wang, YZ. 1999.


Y. Z. Wang

 Note: This species has the largest apothecia within the genus Ascobolus. It is characterized by the large green apothecia covered with white hyphoid hairs. Most Taiwanese collections were found from cow or oxen dung.