VAIUEGATED EQUISETUM. 
3:3 
in marshes, 1 have quoted below.^' We next pass on to Willde- 
110 w’s description, t which also represents the plant as erect : we 
then arrive at the description of the accurate Wahlenberg, who 
omits variegatum as a species, substituting the name of reptans, 
and describing as the a. or normal form a small creeping moun- 
tain plant ; he gives as his var. variegatum the erect plant of 
Weber and Mohr, and of Willdenow, and states that it grows 
on the banks of a river.J Wahlenberg seems to consider his 
^ Eq. variegatum. Stirps gracilis tenella. Caules ex una radice plures, 
simplicissimi, erecti, nudi, glabri, amentiferi. Articuli longiusculi, sub-8-sul- 
cati. Vaginae inferne nigricantes, ad dimidium usque fissae, dentibus lanceolato- 
subulatis, albidis, carina apiceque nigris, scariosis, suboctonis, vaginae amentum 
cingentis maximis. Amentum terminale, parvum, ovatum, nigricans. Recep- 
tacula partesque genitales ut in congeneribus. Ohs. Caulibus simplicissimis, 
nudissimis, articulorum longitudine, vaginarum colore, amenti denique forma 
Eq. liyemali proximum, distinctissimum, vaginis omnibus dentatis, caetera ut 
negligamus. Cum Eq. scirpoidi habitu tenello, colore, amento et articulorum 
ratione convenit quidem, ast vaginis in nostro multifidis, in illo trisetis ut ha- 
bet Cel. Micliaux 1. ejus interpres, toto caelo dilFert. — ‘ Botanisches Taschenbuch 
auf das Jalir. 1807. Deutschlands Kryptogamische Gewaclise. Friedr. Weber, 
und D. M. H. Mohr, p. 447.’ The following diagnosis and synonymes are 
given at p. 60 of the same work. Eq. variegatum^ Schleich. caule nudo ; vagi- 
narum dentibus lanceolato-subulatis. Schleich. Cat., tenue Hopp., arenarium 
al. In paludosis pr. Baadam Gmel. Diar. Bot. Schrad. 1800, ii. p. 436, in 
comit Satimeliboo. Borckb. in Roem. Arch. 1 (Eq. hyem. var.) 2/. 
f Eq. variegatum. Caulis semipedalis simplicissimus erectus teres strictus 
striatus glaber. Vaginae atrae dentibus albis diaphanis lanceolatis cuspidatis 
ornatae. Spica terminalis, W. — Willdenow Species Plantarum, v. 7. 
I E. reptans. Multicaule cauliculis procumbentibus filiformibus nudis 
scabris tetragonis, vaginarum dentibus setaceis nigris. E. reptans, Wahlenb. 
in Weber et Mohr. ind. mus. E. hyemale, a. tenellum Liljeblad sv. flor. 
p. 384. E. scirpoides, Michaux. Amer. ii. p. 281, secundum Web. et Mohr, 
Crypt, p. 60. (3. variegatum, crassius, cauliculis pentagonis, vaginarum denti- 
bus sublanceolatis albican tibus. Schleich. Catal. n. 21 ; Eng. Bot. xxviii. 1. 1987; 
Willden. Spec. v. p. 7 ; Schkuhr Crypt, p. 177, 1. 172, b, baud bona. E. nodosum 
Schrank flor. bavar. Hab. in mpibus elatis montium inferalpinorum Nord- 
landise passim ut etiam in alpibus Lulensibus prope Virih-jaur rarius visum. 
Quum autem diiflculter invenitur ob caules tenues clandestinos vix dubito quin 
vulgatius sit. (3. in ripis fluminis Vindelensis, prope Sorsele Lapponiae Umen- 
sis lectum. Tenuissimum sui generis et ab omnibus distinctissimum. Radix 
longe lateque sub superficie terrae repit ut etiam passim supra terrain, simulque 
passim dividitur in ramos solitaries et dein cauliculos multos exserit, qua ro se- 
D 
