FIGURE 4. Anthoceros telaganus. A. Whole plant. B. Thallus transverse section with schizogenous cavities. C. Antheridia with tiered jacket cell arrangement. D. Involucre transverse section with schizogenous cavities. E in Anthoceros subtilis and A. telaganus (Anthocerotaceae): two new records for America from the hornwort flora of Mexico

FIGURE 4. Anthoceros telaganus. A. Whole plant. B. Thallus transverse section with schizogenous cavities. C. Antheridia with tiered jacket cell arrangement. D. Involucre transverse section with schizogenous cavities. E. Sporophyte transverse section with epidermal layer (ep), assimilative layer (as), spore (sp) and columella (co). F. Epidermal layer of capsule with stomata. G. Spore ornamentation on distal surface (i), proximal surface (ii) and pseudoelaters.