74 Prothallium Stock Photos and High-res Pictures

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Moss spore capsules
Mossy
LIVERWORT SEXUAL REPRODUCTION--Archegoniophores which have Archegonia that contain eggs, Marchantia polymorpha
Moss Sexual Reproduction--Archegonium with Fertilized Egg or Zygote (pink) 100X
Moss sporophytes
Moss sporophytes
Moss sporophytes
Moss with sporophytes
Fern prothallium (Pteridium sp)...
Moss Sporophytes (Hypnum imponens)
Close-up of moss and lichens growing on a ash tree
Prothallium of a fern...
Brown algae, Cutleria multifida
Fern-like moss and sporophyte
Fern-like moss and sporophyte
Marchantiaceae
Mass of moss (Marchantiaceae) in the small stream
Mass of moss (Marchantiaceae) in the small stream
Gemmae Cups and Gemmae on a Liverwort (Marchantia)
Close-up of moss sporophytes
Hairy Cap Moss (Polytrichum sp) Sporophytes
MOSS--SPOROPHYTES and GAMETOPHYTES, Hairy-cap Moss (Polytrichum sp)
MOSS SPORE PRODUCTION--SPOROPHYTES with Spore Capsules, Hairy-cap Moss (Polytrichum)
moss sporophyte
moss sporophyte
moss sporophyte
Juniper haircap
Juniper haircap
Juniper haircap
HAIRY CUP MOSS. SPOROPHYTE AND GAMETOPHYTE. POLYTRICHUM SP. SHOWS SPORANGIUM, STALK & CALYPTRA. MICHIGAN.
HAIRCAP MOSS. SPOROPHYTE & GAMETOPHYTES. POLYTRICUM SP. MICHIGAN. SPOROPHYTE SHOWS: SETA (STALK). CAPSULE (SPORES), NO CALYPTRA.
MOSS. SPOROPHYTES AND GAMETOPHYTES. SPHOROPHYTES SHOW CAPSULE, CALYPTRA, SETA. DIVISION BRYOPHYTA
SPHAGNUM (PEAT OR BOG MOSS) GAMETOPHYTES. PEAT MOSSES BELONG TO SPHAGNUM SP. BRYOPHYTES. PRIMITIVE NON-VASCULAR PLANTS. MI
GAMETOPHYTES LIVERWORT (MARCHANTA). DICHOTOMOUS BRANCHING. H
ARCHEGONIAL HEAD. MARCHANTIA. LIVERWORT, GAMETOPHYTE. FEMALE. 10X
Liverwort (Marchantia). Female gametophytes bear archegonia & eggs.
ANTHERIDIUM AND SPERM (DARK AREA). BRYOPHYTA. MARCHANTIA (LIVERWORT). 100X
ANTHERIDIA. ANTHERIDIAL HEAD. MALE, GAMETOPHYTE. MARCHANTIA. 25X
Pin Cushion Moss, gametophyte, Michigan, USA
Archegoniophores; liverwort, Marchantia sp. An archegoniophore bears archegonia which produce eggs. Female gametophyte. Michigan
Archegoniophore; liverwort, Marchantia sp. An archegoniophore bears archegonia which produce eggs. Female gametophyte. Michigan
LIVERWORT, SPOROPHYTES, Marchantia, Mature sporophytes are attached to the gametophyte. Shows: foot, seta, capsule, spores, and elaters. 10X at 35mm
LIVERWORT, ANTHERIDIUM , Marchantia, male gametophyte, 100X at 35mm.
LIVERWORT, ANTHERIDIA , Marchantia sp., male gametophyte, 25X at 35mm.
LIVERWORT ARCHEGONIUM WITH AN EGG. Marchantia, gametophyte, 250X at 35mm.
SPHAGNUM . Gametophytes. Peat mosses belong to the genus Sphagnum. Primitive non-vascular plants. Bryophytes. Moist habitat. Michigan
MOSS SPOROPHYTE. CAPSULE, CALYPTRA & SETA, HAIRY CAP MOSS, Polytrichum sp. Sporangia are inside the capsule, the calyptra or cap is light brown, and the seta is the stalk. Michigan
MOSS GAMETOPHYTES. Polytrichum sp. In alternation of generations, this is the gamete producing generation. Moist woods. Michigan
HAIRY CAP MOSS. Polytrichum sp. SPOROPHYTES & GAMETOPHYTES. Both sporophyte & gametophyte generations are shown. Moist woods. Michigan
HAIRY CAP MOSS. Polytrichum sp. Sporophyte & Gametophytes. Sporophyte shows: seta , and capsule covered by the calyptra. Michigan
Close-up of moss sporophytes
Old engraved illustration of reproductive organs in ferns
Old engraved illustration of reproductive organs in ferns
Old engraved illustration of reproductive organs in ferns - fern prothallium
Old engraved illustration of reproductive organs in ferns - fern gametophyte with attached sporophyte
Old engraved illustration of reproductive organs in ferns - fern gametophyte with attached sporophyte
Old engraved illustration of reproductive organs in ferns - fern prothallium
moss macro
moss macro
POLYPODY FERN (Polypodium vulgare) SPOROPHYTE with SORI or FRUIT DOTS on the underside of the Frond
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