Oxalis. 367 



Südwestliche Kapprovinz: Clanwilliam, auf feuchten sandigen Stellen, 130 m 

 (Schlechter, Austr. afric. a. 4 896, n. 8015 [non 1816] — Typus!). Krantzriver 

 ;Penther a. 1894, n. 2244!). 



742. 0. cellulosa R. Knuth in Engler's Bot. Jahrb. LXI. Beibl. n. 139. (1927) 23. 

 — Acaulis, 4^2 — 8V2 cma ^ a j fere robusta, sed gracilis. Rhizoma 1 — \ 1 / 2 mm crassum, 

 fuscum, subterraneum, radiculis capillaribus zb brevibus db sparsim instructum, 3 — 



4 cm et ultra longum, squamis 1 — 3 fuscis ± lanceolatis 2 — 3 mm longis emarcidis 

 obsitum. Folia basalia, sparsa, 3 — 7, rosulata, satis firma, zb breviter petiolata; fo- 

 liola 3, valide celluloso-impresso-punctulata, glabra, plerumque 4 mm longa et 6 mm 

 lata, rarius usque 7 mm longa et 1 mm lata, vix tenuia, glaucoideo-viridia, non cal- 

 loso-tuberculata; medium latissime obcordato-triangulare ; lateralia zb obliqua; petioli 

 foliolis 1 1 / 2 — 5-plo longiores, vix laxi, exs. 1 / 2 — 3 /i mm crassi, pilis minutis glandulosi, 

 basi non dilatati, saepe 1 cm rarius usque 4 cm longi. Pedunculi basales, in specim. 

 1 — 4, petiolis 2 — 6-plo longiores, sicut sepala glanduloso-subviseosi, 4 — 7 cm longi, 

 suberecti, exs. 3 / 4 mm crassi, 1 — 7 mm infra calycem bracteolis 2 setaceis 1 — 1 1 / 2 mm 

 longis zb alternantibus instructi. Sepala 4 mm longa, zb ovata, obtusiuscula, non 

 calloso-tuberculata, glandulosa. Corolla late conico-campanulata, 17 mm longa, sepalis 

 6-plo longior; tubus albido-luteolus ; petala e basi fere unguiculata cuneato-spathulata 

 vel obovata, antice retuso-rotundata, integra, alba. Stamina maiora sepalis 2 — 2 1 /2~plo 

 longiora. 



Deutsch-Südwestafrika (?) (Kuhn a. 1903 — Typus in herb. Berol.). 



743. 0. calviniensis R. Knuth in Engler's Bot. Jahrb. LXI. Beibl. n. 139 (1927) 

 23. — Acaulis, 4 — 6 cm alta. Bulbus . . . Rhizoma 9 cm et ultra longum, satis 

 robustum, 2 mm crassum, brunneum, radiculis satis longis filiformibus zb crispis brun- 

 neis zb sparsim instructum. Folia basalia, numerosa, 13 — 30, petiolata; foliola 3, vix 

 firma, utraque facie pilis adpressis subsericea, demum subglabra, non calloso-tuberculata, 

 obcordato-triquetra, antice sinu lato incisa, lateralia autem plerumque rotundata, usque 



5 mm longa; petioli 2( — 3) cm longi, foliolis 6 — 8-plo longiores, satis tenues, pilis bre- 

 vibus glandulosis subviscosi. Pedunculi basales, 2 — 6, foliis circ. aequilongi, sicut sepala 

 subviscosi, 3 cm longi, circ. in medio bracteolis 2 setaceis acutissimis 2 mm longis 

 instructi. Sepala 5*/j mm longa, ovata vel oblonga, obtusiuscula, apice rubro-callosa. 

 Corolla 18 — 22 mm longa, latissime conica, sepalis 6-plo longior; petala zb cuneata, 

 margine anteriore db retusa, violacea. Stamina maiora sepalis 2-plo longiora. 



Westliches Karroides Hochland: Calvinia, westliche Hantam-Berge, an be- 

 schatteten Stellen lichtbuschiger Triften auf lehmigem Schiefer, 1325 m (Di eis, Reise 

 a. 1900, n. 715 — Typus in herb. Berol.!). 



744. 0. amblyosepala Schlechter in Engler's Bot. Jahrb. XXVII. (1900) 153. — 

 Humilis, acaulis, 5 — 6 cm alta. Bulbus . . . Rhizoma 4 — 6 cm et magis longum, pallide 

 vel rubello-fuscum, 1 — 1 1 / 2 mm crassum, subterraneum, horizontale vel obliquum, radi- 

 culis capillaribus tortuosis fuscis vix dense obsitum, squamis zb destitutum. Folia ba- 

 salia, satis numerosa, 6 — 15, rosulata, petiolata; foliola 3, facie superiore vix manifeste 

 impresso-punctulata , utraque facie glabra, margine pilis minutissimis glandulosis zb 

 remote ciliata, usque 9 cm longa et 5 mm lata, cuneato-triquetra vel latissime cuneato- 

 obovata, margine anteriore retuso sinu latissimo leviter incisa vel integra, vix tenuia, 

 non calloso-tuberculata; petioli 4 1 / 2 — 2Y2 cm l° n gi> foliolis 1 — 4-plo longiores, 1 / 2 — 

 3 / 4 mm crassi, vix stricti, zb remote patulo-glandulosi, basi squamis fere destituti. 

 Pedunculi basales, petiolis (1 y 4 — )2-plo longiores, sicut sepala pilis patulo-glandulosis 

 subviscosis zb dense obsiti, usque 4 cm longi, in specim. 1 — 3, supra medium brac- 

 teolis 2 setaceis 1 — 1 1 / 2 mm longis zb alternis glanduloso-pilosis instructi. Sepala 4 — 

 4Y2 mm longa, ovata, obtusiuscula vel obtusa, maculis vel striis callosis atris crassis 

 obsita, subviscosa. Corolla 20 mm longa, conico-campanulata, sepalis 6 — 8-plo longior; 

 tubus luteus; limbus albus; petala e basi angustata late rotundato-obovata, apice integra. 

 Stamina maiora sepalis 3-plo longiora. 



Südwestliche Kapprovinz: Boontjes Rivier, an sandigen Stellen, 800 m 



