668 . STEGOCARPI. ACROCARPI. | zycoDox. 
Flos masc. in ramulo tenero terminali gemmaceus, 
foliis perig. ovato-lanceolatis nervosis, antheridiis brevi- 
der stipitatis, paraphysibus filiformibus mixtis. 
2. Z. Drummondi Tayl. (Lond. Journ. of bot. 1846. 
p. 46.); dioicus; habitus praecedentis; folia spathulata 
acuminata canaliculata, nervo subcontinuo, margine re- 
voluta, basi e cellulis hexagonis mollibus ampliusculis pel- 
lucidis, superne valde incrassatis saepe rotundatis vix 
chlorophyllosis areolata; theca in ped. brevi rubente tenui 
erecta, pyriformi- ovalis, pallida dein fuscescens, 8-sul- 
cata, ore coarctata, operculo conico subulato obliquo basi 
aurantiaco superne flavido; perist. praecedentis. 
Pairia. Nova Hollandia, ad arbores reg. flum. Swan 
River legit J. Drummond, in regione Port Adelaide ad 
Kowimanila leg. Behr. 
Species tenella distincta , caulibus filis articulatis 
(Conferva Orthotrichi sic dictis) saepe terminatis. 
Sectio H. €odonoblepharon Schw. Suppl. Hl. p. 142, — 
Folia parva angusta, e cellulis rotundatis superne areolata, papil- 
losa complicata v. carinata appresso - erecta. "Theca sulcata. 
3. Z. Menziesii W, Arn. (Disp. d. M. p. 15.) ; dioi- 
cus; dense cespitosus tomentosus humilis subrobustus 
crassiusculus angulate teres undique fuscescens, ramulis 
fastigiatis brevibus; folia caulina erecto- appressa, made- 
facta parum patentia brevia, basi subdecurrente angustiora 
sensim dilatata, medio latissima gibboso- convexa, inde 
late lanceolata. obtusiuscula v. subacuminata, integerrima, 
basi e cellulis elongatis laxiusculis plus minus hexagonis 
pellucidis v. fusco- striatis saepe interruptis laevibus su- 
perne rotundatis incrassatis tenuissime papillatis areolata; 
perichaetialia perfecte erecta appressa oblongo -lanceolata 
obtusiuscula vel intima breviter acutata, basi multo lon- 
giore tenuiter elongate anguste et pellucide reticulata ; 
omnia nervo sub apice evanido tenui fuscescente , inferne 
latius superne anguste et profunde carinata; theca in ped. 
brevi rubente flexuoso erecta, pyriformi - ovalis turgida, 
sordide fusca, profunde sulcata, ore coarctata, operculo 
