FLORA OF THE INDIAN DF/SFET. 545 



Uses: The whole plant soaked in cold water is used as a cooling drink 

 (Macadam). 

 Convolvulus pluricaulis, Chois. Convolv. Orient. 96, var. macra C B. Clarke 



in Hook. Fl. Brit. Ind. IV, 218. 



Vern. N. : Santari, Sanowri, Santer (Macadam). 



Loc. : Jaisalmer. Common in the plains (Macadam). 



Distrib. : Punjab. 

 Convolvulus arvensis, L. Sp. PI. (1753) 153. 



Loc. : Jodhpur. 



Distrib. : Cosmopolitan. 



Fl. in October. 

 Convolvulus rhyniospermus, Hochst. ex Choisy in DC. Prodr. JX (1845) 405 



Loc. : Jaisalmer : Vinjorai (No. 6681!), Jaisalmer, rocky plateau (No. 

 3508!). 



Distrib. : Rajputana, Sind, Kordofan. 



Fl. and fr. in November. 

 Convolvulus densiflorus spec. nov. — (Prope C. rhyniospermum Hochst.). 



Herba perennis, prostrata vel ascendens ; caulis suque ad 75 cm. longus 

 simplex vel ramis multis lateralibus brevibus, teres, aliquantulum 

 hirsutus, fortis, fistulosus. Folia conferta a basi caulis et ramorum 

 ad apicem, ita quidem ut axis vix conspici possit, integerrima, viridia, 

 elliptica vel oblanceolata, basi attenuata, 35 mm. longa, 11 mm. lata, 

 apice subacuta vel subobtusa, juniora parce hirsuta pilis longis, 

 matura glabrata, nervis inferne prominentibus ; petiolus 3 mm. 

 longus. 



Flores dense capitati pedunculis axillaribus. Pedunculi 10 mm. 

 attingentes, rarius 25 mm. villosi, fortiusculi. Bractese confertse- 

 foliis similes sed minores, ovatae vel lanceolatse vel ellipticse, genera, 

 tim apice acutse, densissime hirsutse pilis longis sericeis in parte 

 inferiore, gradatim glabrescentes apicem versus, Sepala exteriora 

 anguste lanceolata, acuta 8 mm. attingentia ; densissime villosa 

 in 2/3 inferioribus, parte apicali glabrata ; sepala interiora subulata, 

 7 mm. attingentia, passim densissime villosa vel apice glabrata. 

 Corolla pallida-rubra, calyce subbrevior ; lobi brevissimi, apice paulu- 

 lum penicillati. Filamenta glabra insequalia. Stylus glaber ; stigma 

 glabrum lineare, stylo fere sequilongum. 



Capsula globosa, bilocularis, 4-valvi8, scariosa, glabra. Semina 4, 

 glabra tuberculata. 



Loc: Jodhpur: Balarwa (No. 7312!), Jaisalmer: Amarsagar (No. 

 3515!), N. of Jaisalmer (No. 3614 !). 



Fl. and fr. in October and November. 

 Convolvulus gracilis, spec. nov. 



Herba perennis, erecta, ramis multis erectis filiformibus, 50 cm. alta, 

 adpresse argento-canescens in omnibus partibus calyce et corolla 

 exceptis. Folia anguste-linearia, 21 mm. longa, 3/4 mm. lata. 



Flores multi in cymis largis laxis terminalibus. Pedunculi et pedicelli 

 filamentosi ; pedicelli, 2-10 mm. longi. Bractese et bracteolse subulatse. 

 Bracteee 5 mm. attingentes, bracteolee circa. 2 mm. longse. Sepala 

 glabra, 3^ mm. longa. paululum incrassata in fructu, interiora minora, 

 omnia ovata, exteriora latiora, apice acuta vel breviter acuminata, 

 venis multis longitudinalibus parallelis. Corolla rubra, calyce duplo 

 longior ; lobi hirsuti in parte dorsali, breves. Ovarium 2-loculare, 

 4-ovulatum. Filamenta stylusjue glabra ; stigma lineare stylo fere 

 eequilongum. 



Capsula exserta, glabra, coriace a, straminea. Semina dense tomentosa 

 pubescentia. 



