Pclargonium. 455 



opposita; lamina usque 3V2 cni longa (a basi usque ad apicem) et 6 cm lata, pilis 

 paucis adpressis obsita, cordato-reniformis, vix perspicue 5— 7-lobata lobis regulariter 

 parum profunde crenato-dentatis, dentibus obtusis; petiolus quam laminae diameter 

 \ — 6-plo longior, usque 20 cm longus, sparsim patule pilosus. Stipulae e basi trian- 

 gulari abrupte subulato-contractae, acutae, usque 8 mm longae. Pedunculi 4 — 6. cm 

 longi, patenter pilosi, circ. 5-flori. Bracteae stipulis plane conlormes, vix angustiores, 

 4 — 5 mm longae. Pedicelli 6 — <0 mm longi, tenues, contra calycis calcar saepe geni- 

 culati. Caljcis calcar 10 — 13 mm longum, sepala versus sensim ampliatum, quam 

 pedicelli 1^/4 — 1 3/4'Plo longius, sicut pedicelli et sepala sparsim longe patule pilosum; 

 sepala lanceolata, breviter mucronata, margine tenuiter membranacea, 5 — 6 mm longa. 

 Petala eis 2-plo longiora, e basi unguiculata spathulato-obovata, intense rosea. Fructus 

 rostratus 20 mm longus, pilis patulis brevibus hirsutus. 



Abessinien: An senkrechten Felswänden in der engen Felsschlucht von A nadehr, 

 um 2400 m (Schimper a. 1862 n. 617 sub P. Decaisnü Schimper!). — Galla- 

 Hochland: GoUaboda bei Gidda, auf steinigem Boden zwischen Gras in Uchtem Baum- 

 bestand häufig (Ellenbeck in Exped. Erlanger a. 1900 n. 1202!). Arussi, bei 

 Waramgombo in Gebüsch (Ellenbeck in Exped. Erlanger a. 1901 n. 1896!). — 

 Eritrea: Saganeiti, um 2000 — 2200 m (Schweinfurth et Riva, Fl. Abyss. sept. a. 

 1892 n. 1185!). Oberhalb Gheleb, in lichtem Gebüsch um 2000 m (Schweinfurth, 

 Col. Eritrea a. 1891 n. 1561 !, n. 1783!). Arbaroba (Schweinfurth, Col. Eritrea a. 

 1891 n. 541!). 



1 99. P. Erlangerianum Engler in sched. — Parvulum, 6 — 7 cm altum, perenne(?). 

 Radix ± verticalis, 6 cm et ultra longa, fusca, subsiraplex. Caulis 3 cm altus, vix 

 angulosus, pilis albidis inaequilongis ± patulis longis obsitus, foliis paucis ornatus. 

 Foliorum lamina utraque facie glabra, margine tantum irregulariter ciliata, firme pa- 

 pyracea, ambitu cordata, 12 mm longa (a basi ad apicem), 20 mm lata, usque ad 

 Y4 — Y5 vix perspicue palmatim 5-lobata lobis grosse pauci-dentatis , dentibus apice 

 vix callosis. Stipulae lanceolatae, acuminatae, acutae, longe pilosae, fere membranaceae, 

 pallidae, 4 mm longae. Pedunculi (in specimine obvio) 1 1/2 — 2 cm longi, indumento 

 aequali sicut pedicelli et calycis calcar obsiti, fere crassiusculi. Bracteae stipulis similes, 

 sed angustiores, lineari-subulatae, plane membranaceae, pallidae, longe pilosae. Pedicelli 

 veri 3 — 5 mm longi. Calycis calcar 1 cm longum, longe patenter pilosum, superne 

 sensim ampliatum; sepala lanceolata, acuminata, acuta, longe pilosa, rubella, interiora 

 margine membranacea. Petala sepalis 1 1/2 — i^/^-^^o longiora, pallide carmineo-lilacina, 

 spathulata, glabra. Stamina petalis pauUo longiora, lilacina. Fructus maturus(?) vix 

 1 cm excedens; rostrum dense pilis patentissimis aequilongis lutescentibus pubescens. 



Abessinien, Harar: Haquim, zwischen Felsen in lichtem Gebüsch auf dem 

 Gipfelplateau (Ellenbeck in Exped. Erlanger a. 1900 n. 921a — Typus in herb. 

 Berol. !). 



Sect. XV. Pelargium (DG.) Harvey. 



Pelargium (DC.) Harvey in Harvey et Sonder, Fl. Gap. I. (1859 — I86O) 301. — 

 Sect. Pelargium subsect. Anisopetala DC. Prodr. I. (182 4) 666 ex pte. — Pelargonium 

 (gen.) Sweet, Ger. I. (1820—1822) p. VHI; Eckl. et Zeyh. Enum. I. (1836—1840) 78. 



A. Petala albida vel vix rosea; duo superiora intense rubro- 

 lineata, Folia ± late ovata, inaequaliter serrata, glabrius- 



cula. — Typus P. hetulinum (Subsect. 1. Lineata DC.) . 200. P. hetulinuyn. 



B. Petala alba, angusta. Folia ± cordata, parum profunde 

 lobata, molliter tomentosa. — Typus P. tomentosum (Sub- 

 sect. 2. Tomentosa DC). 



a. Folia basi cordata, pilis satis longis fere lanuginosa. 



a. Calycis calcar 2 — 3 mm longum 201. P. tomentosum. 



ß. Calycis calcar 5 mm. et ultra longum 202. P. rihifolium. 



b. Folia basi cuneata, pilis brevibus firmis fere aspera . . 20 3. P. populifolium. 



